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User Manual - Cooper Industries

1. 29 1 1 Overview 2165 BT ben Bek DAN Shee bree hee MA 8 Radio Path Reliability 29 1 2 Module Structure 000 2 eee ee 9 Design for FanUreS cssisnseirigidnewicueas as 30 1 3 Getting Started xa kba baw stagsdoe deoe de 10 Indicating a Communications Problem 30 Chapter 2 INSTALLATION 2 0e0 11 IBN COMUNAU AEJISIETE i ag iaa 31 2 4 General a onunu eee eee eee 11 Testing and Commissioning 31 99 Power Supply ee ee eee 11 3 4 WIBWESH sw Kha hn MAG GG a 31 Requirements a 11 Chapter 4 CONFIGURATION 0000 32 Expansion I O Supply 0 00 eee eee 12 4 1 Connecting to the Module 32 Mema VO PIETA AA AA eas 13 AZ MCOMIG UHI seste eneeas neues cers e lt 5 58 34 GhOUNGIAG s sess tee wows aha deen en a 13 Downloading and Installing MConfig 34 LO RAO necesito ea a AA AA AG AA AAP 14 Starting MConfig agd paaa LARA a AA pee NA 35 900 MHz Spread Spectrum Radio 14 Project Screen 36 869 MHz Fixed Frequency Radio 14 Adding Units to a Project 37 Meshing Capability nananana anaana 15 Displaying the IP Address List 40 2 4 Antema 2 aa 15 Editing Module IP Addresses 41 Dipole and Collinear Antennas 16 Mappings 5 a MGA a kA NP AA AE 42 Yagi Antennas E 17 Adding or Editing Mapping Parameters 43
2. 27 Modbus Configuration 59 3 1 OvervieW 6p ante oo doa Gane mY PaaS kad dig 27 Modbus TCP Server and RTU Slave Tab 60 3 2 LED IndicatoiS a arnap eaa E kat 27 Modbus TCP Client and RTU Master Tab 61 Front Panel Indicators 27 Adding Mapping Parameters 61 Modbus TCP Mapping Examples 62 LED Boot Sequence 27 moui kad a nacas 23 Modbus RTU Master 63 3 tal p e 98 RS 232 RS 485 Modbus Parameters 64 Digital Area a sg 43 Web Based Configuration Utility 65 Analog Inputs CT 28 Connecting and Logging On 65 Analog Outputs aaa 28 Mesh Parameters 000c cece eee eens 66 Ethernet LED Indicators 0 28 Neighbor RSSI Configuration 67 3 3 System Design 0 000 eee 29 IP Routing aaa 68 Radio Channel Capacity 29 6 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Radio SettingS 0 0 cece eee eee 69 Mesh Fixed Routes 70 Module Information Webpage 74 System 00154 2a ceed aes ach ob eee Sue hea ws 74 Patch File Firmware Upgrade 75 Full Firmware Upgrade KO Product Reconfiguration 78 Feature License Keys 78 Chapter 5 DIAGNOSTICS
3. 80 5 1 10 DIAGHOSUCS AA AA 80 Watchdog Error Log 0 cee eee 81 Module Information Registers 81 Expansion I O Error Registers 81 5 2 Mesh Connectivity 02000 0 es 82 Link Quality Indicator 83 5 3 Mesh Neighbor List 83 5 4 Mesh Neighbor RSSI 84 5 5 Mesh Network Diagnostics 85 FING AA AA 85 Trace Route nanag naaaE Na GnG eed nonce KAKA 85 5 6 Mesh Network Statistics 86 5 7 Monitor Communications 88 Monitor WIBMesh Radio Communications 88 Monitor WIBMesh IP Comms 89 Monitor WIBNet Radio Comms 90 5 8 Statistics for WIBMesh and WIBNet 91 Chapter 6 SPECIFICATIONS 92 Appendix A DBM TO MW CONVERSION 94 Appendix B I O STORE REGISTERS 95 Ginetta s PEE ge eed Soe AA 95 JAPUEDILS ac ka wk AGA MAAN eee ee es aed 95 lalo bida cs AA AA eee 95 Holding Registers AAAA aaa 96 Appendix C EXPANSION I O REGISTERS 97 I O Store for 1155 11 Expansion I O Modules 97 I O Store for 115S 12 Expansion I O Modules 97 I O Store for 115S 13 Expansion I O Modules 98 Appendix D MODBUS ERROR CODES 99 Appendix E PHYSICAL I O REGISTERS 100 115S Serial Expansion Modules I O Registers 101 Appendix F GNU FREE DOCUMENT LICENSE 103 Appendix G OVE
4. Version 1 2 build 51 Figure 60 Modbus TCP Client amp RTU Master Tab The Modbus TCP Client and RTU Master tab contains the following subtabs Modbus TCP Client Allows you to configure the Modbus client mappings to communicate with remote TCP devices Modbus TCP client functionality allows connections to a maximum of 24 different Modbus TCP servers and up to 100 mappings can be configured For more information see Adding Mapping Parameters RTU Master Allows you to configure Modbus RTU mappings to communicate with remote serial Modbus devices For more information see Adding Mapping Parameters RS 232 Modbus Shows the configuration parameters for RS 232 ports See RS 232 RS 485 Modbus Parameters Parameters on page 64 RS 485 Modbus Shows the configuration parameters for RS 485 ports See RS 232 RS 485 Modbus Parameters Parameters on page 64 All Modbus mappings are directed to and from the onboard I O registers depending on configuration see the following section The Modbus TCP client can poll Modbus TCP servers on either the local Ethernet network or over the WIBMesh radio network Adding Mapping Parameters Before adding or modifying a module s TCP or RTU mappings make sure that the Modbus Master TCP Client amp RTU Master checkbox is selected at the top of the Modbus configuration screen See Figure 60 Click the Modbus TCP Client or the RTU Master subtab depending on the connected device T
5. Total entries 4 Dest Next Hops RSSI Qual Flags Iface Age H M 35 192 168 2 107 192 168 2 1 62 100 erd 00 00 03 3 192 168 2 110 192 168 2 i 1 85 100 ero 00 00 23 3 192 168 2 102 192 168 2 10i a ma ero 00 00 56 7 192 168 232 108 192 168 2 108 1 38 100 ero 00 00 56 7 Figure 89 Connectivity Dest Destination IP address Next The next IP address used to reach the host Hops Number of hops 82 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual RSSI RSSI received signal strength indicator measured in dBm This is a negative value scaled from 40 dBm good to 120 dBm bad RSSI is displayed for the destination addresses that are direct neighbors If the destination IP is not the next hop you will see an RSSI value of which indicates no direct link to that station If the Multipath RSSI option is enabled on the Mesh webpage the RSSI will be a calculated RSSI value If this option is disabled the last Known RSSI value is displayed Qual A logarithmic representation of the number of bit errors in the frame that were Link Quality corrected by the forward error correction algorithm Each data bit is encoded with Indicator seven forward error correction bits Therefore a 100 byte frame contains 100 x 8 bits byte x 7 FEC bits bit 5600 bits as shown in the following table No Errors or better than 1 in 100 000 Booo 1 in 10 000 raw b
6. e Fail to receive Alarm The second method is to set up a communications link indication on the receiving end using normal write mappings on the transmitting end and the fail safe time function on the receiving end Setup a communications mapping from an unused digital input can be an internal signal such as supply fail and map it to the output that will indicate the communication status The input will be updated on a time interval default is 10 minutes Reconfigure a time that will provide a good indication of failure such as 30 seconds but not update so often that it generates too many communication check messages On the receiving end configure a fail safe block on the output configured in the above mapping Configure a Fail Time Out for a little over twice the mapping update time for example one minute and 10 seconds Next configure a Fail Value of 1 to turn on the output when it fails to be updated Alternatively you could invert the mapping so the output is always on and configure a Fail Value of O to turn off the output when not updated This method will work with any number of repeaters in the link You should use separate outputs to indicate Comms OK of different remote modules www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual WIBNet Communication Registers The WIBNet radio has a number of registers available to indicate
7. data on an hourly scale in accordance with the module Date and time stamp The letters rt indicate both transmit and receive The table below the graph shows the average data throughput in packets for transmit and receive for each hour See Figure 98 e Daily or Weekly These options show the average throughput over the daily or weekly time period They also show the average number of packet received rx and Transmitted tx as well as the total Average is an estimated value based on the amount of data gathered in the time available See Figure 99 Read Displays statistics for the selected Stats Period Stats Period Live Sampling er0 5 seconds average 18 packets sampled in 5 seconds Traffic average for ero EK 1 60 kbit s tx 1 60 kbit s Figure 97 Live Statistics Stats Period Houry t t t t TU t TUT UU tt TU tt T tt T FT tt FT CF TF TC Et rt t t t t t tt tt t t CF t t t tt tt t t t t TC It rt 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 rx pkt tx pkt h rx pkt tx pkt h rx pkt 0 0 0 0 0 0 o 0 0 0 0 0 0 0 0 0 Figure 98 Hourly Statistics Rev Version 1 2 2 www cooperbussmann com wirelessresources 87 ero daily 08 17 12 08 18 12 08 19 12 08 20 12 08 21 12 08 22 12 08 23 12 08 24 12 08 25 12 08 26 12 08 27 12 08 28 12 13139 p 170282 60466 4681 3708 4629 p 104792 218043 245391 263575 Figure 99 5 7 Monitor Com
8. on page 56 These parameters are displayed under the Modbus tab for convenience Modbus Master TCP Client amp RTU Master Modbus TCP Client amp RTU Master Modbus TCP Server amp RTU Slave ScanRate 1000 ms Modbus TCP Client R5232 Modbus Parameters 25485 Modbus Parameters Operating Mode Modbus RTU Master me Baud Rate 9600 Data Format 81 Flow Control Mone Modbus RTU Master Port Number 504 Request Pause Response Wait Connection Timeout 6 Maximum Tries WF JE Rl Je ade BF Maximum Number of connections Figure 65 Modbus Parameters 64 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual 4 3 Web Based Configuration Utility The 915U 2 module provides an embedded Web based management utility that resides in flash memory on the module s CPU board This utility allows you to manage wireless connection links between all 915U 2 modules in the system through a standard browser such as Microsoft Internet Explorer The utility supports Internet Explorer version 8 0 or later Ab NOTE This section focuses on configuration and management tasks that can only be performed using the Web based configuration utility For all other configuration tasks we recommend using the MConfig Utility for ease of use MConfig is described in 4 2 MConfig Utility on page 34 Connecting and Logging On The default IP address subnet mask
9. 50 Enter a name for the analog input or leave the default name The name can be up to 30 characters including spaces Period of time in seconds needed by the analog input to settle on a step change of an analog value By default all inputs except the pulse rates have a time constant of five seconds Pulsed input rates are not filtered Shows the input scaling in either Low High values or Zero Span values These variables will change the scale of the analog inputs e Low The low engineering value for the input e High The high engineering value for the input mA V Hz and so on e Zero Starting value counts when the measured value is zero e Span Number of counts per measured value mA V Hz and so on The analog scale is linear with an overall raw range of 8192 to 49152 decimal total 40960 The input engineering range can have many different forms such as 0 20 mA 0 5V or 0 1000 Hz This why the zero and span can be scaled to give the correct value These set points are the upper and lower control point values that will be used to turn on and off the analog set point digital signals located at register 10009 10020 Ab NOTE Set point values are entered in the scale of the input For example analog input 1 4 should be in mA analog inputs 9 12 should be volts and so on The set points can be controlled by using the Invert and Window control options explained below All set points have these controlling options
10. Expansion VO No Expansion 1 0 Current limit 2200 mA 1200 mA For example if a module is powered by a 24 Vdc supply and there is no backup battery connected and it has expansion I O fitted the minimum current needed is 1 3A 24V 32W This is allowing for 290 mA peak transmit current and up to 1A for the expansion I O Expansion I O Supply To allow increased I O capacity a second four way terminal labeled Expansion I O provides a 12V supply up to 1A and RS 485 communications for any 115S serial expansion I O modules Expansion I O Power and RS485 Figure 4 Expansion I O Power and RS 485 12 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual As a guide when using the I O power connection from the 915U 2 the number of I O modules is limited to three 115S 11 using inputs or one x 115S 12 or one x 115S 13 If more I O modules are required you need to calculate the overall current consumption using the following criteria and power the modules from an external supply e 115S module static current drain 120 mA e 115S digital inputs require 13 mA per active input e 115S digital outputs require 25 mA per active output e 115S analog inputs and outputs require 50 mA per I O when operating at 20 mA For example a single 115S 11 using inputs only has a current consumption of approximately 320 mA which means that you can connect up to three 115S
11. Fail safe Value mA Sets the value that the output will be set to when the fail safe time elapses Adding Expansion I O Modules Additional 115S serial expansion I O modules can be connected to the 915U 2 module if more I O is required The RS 485 serial port on the 915U 2 is configured by default to communicate using the Modbus protocol The default serial parameters of the RS 485 port on the 915U 2 are 9600 baud no parity 8 data bits 1 stop bit which match the defaults of the 115S serial expansion modules These parameters can be changed to increase poll speeds in larger systems but the serial module s parameters must match that of the 915U 2 RS 485 port If more than three serial expansion I O modules are added to the 915U 2 module you will need to adjust the Maximum Connections setting for RS 485 or RS 232 To display these configuration screens select the module in the project tree and click RS 485 or RS 232 A NOTE Reducing the Maximum Connections setting will slightly improve the serial scan time However you need to make sure that the slave addresses fall within the Maximum Connections If the Slave address is above the Maximum Connections it will not be polled When you connect the serial expansion module take note of the module address the rotary switches on the bottom of the module This address will be used as an offset to locate the I O within the 915U 2 Also make sure that the termination switch is on down for t
12. gateway username and password for the 915U 2 module are as follows e IP Address 192 168 0 1XX where XX is the last two digits of the serial number shown on the printed label on the side of the module e Subnet Mask 255 255 255 0 e Default Gateway 192 168 0 1 e Username user e Password user Follow these steps to connect and log on to the 915 1 2 Web based interface 1 Follow the steps in 4 1 Connecting to the Module on page 32 to connect the PC to the module 2 Open Internet Explorer on the PC 3 Type http followed by the IP address of the module and then press Enter 4 Ifthe PC uses a proxy server ensure that Internet Explorer will bypass the proxy server for local addresses This option may be modified by opening Tools gt Internet Options gt Connections Tab gt LAN Settings gt Proxy Server gt bypass proxy for local addresses 5 Type the username and password The home page appears Figure 66 A IMPORTANT Remember to set DIP switch 6 to off and power cycle the module to return to normal operation after you have completed configuration Otherwise the module will continue to boot into the default IP address Rev Version 1 2 2 www cooperbussmann com wirelessresources 65 Mesh Parameters Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual ELPRO 915U 2 Configuration and Diagnostics Dapswitch setting al boot RUN Mode Dapswitch setting current RUN Mode Ethern
13. routing and is an on demand protocol meaning that it builds and maintains these routes only as long as they are needed by the source devices In other words the network is silent until a connection is needed The protocol creates a table that shows the connection routes to other device in the system and uses sequence numbers to ensure that the routes are kept as current as possible When a module in a network needs to make a connection to another module it broadcasts a request for a connection Other modules forward this message and record the address of the module that they heard it from creating a table of temporary routes back to the initiating module If a module receives a request and it already has an existing route to the requested destination it sends a message back through the temporary route to the requesting module Each request for a route has a sequence number Modules use this sequence number in order not to repeat route requests that they have already passed on Route requests also have a time to live number that limits how many times they can be retransmitted If a route request fails another route request may not be sent until twice as much time has passed as the timeout of the previous route request The module that initiated the request then begins using the route that has the least number of hops Unused entries in the routing tables are recycled after a time When a link fails a routing error is passed back to a transmittin
14. time to time Such new versions will be similar in spirit to the present version but may differ in detail to address new problems or concerns Each version is given a distinguishing version number If the Program specifies a version number of this License which applies to it and any later version you have the option of following the terms and conditions either of that version or of any later version published by the Free Software Foundation If the Program does not specify a version number of this License you may choose any version ever published by the Free Software Foundation 10 If you wish to incorporate parts of the Program into other free programs whose distribution conditions are different write to the author to ask for permission For software which is copyrighted by the Free Software Rev Version 1 2 2 www cooperbussmann com wirelessresources 105 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Foundation write to the Free Software Foundation we sometimes make exceptions for this Our decision will be guided by the two goals of preserving the free status of all derivatives of our free software and of promoting the sharing and reuse of software generally NO WARRANTY Ti 12 106 BECAUSE THE PROGRAM IS LICENSED FREE OF CHARGE THERE IS NO WARRANTY FOR THE PROGRAM TO THE EXTENT PERMITTED BY APPLICABLE LAW EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND OR OTHER PARTIES PROVIDE THE
15. 1 2 2 www cooperbussmann com wirelessresources 75 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual To prepare the USB flash drive 1 Plug the USB flash drive in to the PC Right click the drive and select Format from the menu a jE Computer b C Local Disk 3 D DVD RW Drive a E USB STICK Expand Open in new window Turn on BitLocker Scan for Viruses Share with 2163 Adobe Drive CS4 Je dati Open as Portable Dewice q tt Combine supported files in Acrobat e J Config Save To te Doc ss UN 8 Shared Folder Synchronization b lew Frame Gb nms Front Tp 8 gt Wb RC Eject Figure 80 Formating USB Flash Drive 2 Make sure that Quick Format is not selected and then click Start Format E USB STICK pacity File system FAT Default Allocation unit size Format options Create an MS DOS startup disk Figure 81 Quick Format 3 When formatting is complete copy the supplied firmware files to the USB flash drive root directory The files should look similar to Figure 82 Name Date modified Type Size eZ jffs2 wrap 22 11 2012 1 41 PM WRAP File 3 211 KB e2 kernel wrap 02 11 2012 3 10PM WRAP File 1 328 KB Figure 82 Firmware Files 4 Remove the USB flash drive from the PC 76 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual To perform a full firmware
16. 115S connected by RS 485 twisted pair cable Any input signal at any module may be configured to 8 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual appear at any output on any module in the entire system Modules can be used as repeaters to re transmit messages on to the destination module Repeaters can repeat messages on the radio channel or from the radio channel to the serial channel or serial to radio The meshing protocol automatically selects other stations to act as repeaters if required up to ten hops If you configure the module to use the legacy WIBNet protocol up to five repeater addresses may be configured for each input to output link For more information about using WIBNet see Product Reconfiguration on page 78 The units can be configured using the MConfig Utility via Ethernet or USB or by accessing the internal webpages using a Web browser The MConfig Utility is described in 4 2 MConfig Utility on page 34 For Web based configuration see 4 3 Web Based Configuration Utility on page 65 1 2 Module Structure The 915U 2 module is made up of different areas that all interface with a central input and output storage area I O store The I O store is an area of memory made available for the status of the physical on board I O and internal I O registers It also provides services for other processes within the module The I O stor
17. 2 5 Connections 18 Startup or Force Configuration 45 Bottom Panel Connections 18 Address Map ee ee ee 46 Erenet Port 18 Common I O Registers for the 915U 2 47 USB Device Port for Configuration a 18 I O Configuration pik eae wes aT yard Glace a ww ae amp 47 RS 232 Port 22 6 19 Digital Inputs i105 cea coe bew alee oka 47 RS 485 port with Modbus Support a 19 Digital Outputs ENG MAE ka AN AG ae 48 Side Access Configuration Panel 20 Kana Nak a AG AA a Hi Factory Boot Switch 20 PAG Alang Maa ee 54 USB Host Port a 20 P eRe DIP Switches 2 2 eee 20 Adding Expansion I O Modules 52 Front Panel Connections 21 1155 Expansion I O Memory Map 52 N Adding an Expansion I O to MConfig 53 Digital or Pulsed Inputs 21 we Fail safe Blocks aanak AMAG bead dade 53 Digital Outputs Pulsed Outputs 22 a Invalid Register State 55 Digital Output Fail safe Status 23 pa Sensitivity Blocks A cece eee 55 Analog Inputs nsss KG KAKA dee eee ee 23 Serial Configuration 56 Differential Current Inputs 24 Modbus RTU Master 57 Voltage Inputs nnna nanana aana 26 Analog Outputs 06 Serial Expansion I O 58 r Serial Modbus RTU Slave 59 Chapter 3 OPERATION
18. 255 225 0 Default Gateway 192 168 1 1 or A Route Rule e g ROUTE ADD 10 0 0 0 Ethernet 192 168 0 2 MASK 255 255 255 0 192 168 1 1 Subnet 255 255 255 0 mw KIXI MMIII Z MAAA LLE LELLE EP ERLE LS i gt Figure 104 Over the air Configuration Use the following procedure to set up the system for over the air configuration Once the system is set up it will allow configuration and diagnostics access to all remote modules from the PC connected to the module designated as the gateway module The MConfig Utility can then be used to configure modules across the radio network Before you begin make sure that all 915U 2 modules in the system have been added to the MConfig Utility For details see Adding Units to a Project on page 37 1 Configure the 915U 2 module that will be used as the gateway for all over the air configurations a In the MConfig project tree click the module to be used as the gateway b Select the IP Gateway Mode checkbox see Figure 105 Rev Version 1 2 2 www cooperbussmann com wirelessresources 107 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Unit Name Unit Details Unit Options Unit Type it Delete Unit Device Name Username _ Communications oe Program Unit Owner Contact Load Unit Description fst Monitor Comms Location Config Version 0 fst 10 Diagnostics Radio Network Configuration IP Address 192 168 100 1 Net
19. 6E 34 86 AF 34 86 6F 34 86 93 34 86 53 34 86 BO 34 86 70 34 86 02 02 02 02 02 02 02 02 02 02 02 65 65 9F 9F 65 SF 65 65 SF SF 65 0x80228011 NOTE Corrupted data frames are shown with an ERROR in the frame Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual The following table describes two data frames from the communications log screen in Figure 100 16 05 51 756 911 875 1074 74 80 B1 34 86 02 9F 02 65 08 00 16 05 51 771 911 875 57dBm 10 80 71 34 86 02 65 02 9F 08 00 Time Time since the module was turned on TX RX Indicates whether the message is received or transmitted Frequency Radio frequency of the RX TX frame Signal Level Shows the receive signal level on any received message or internal sequence number for the transmitted message Data Length Total length of the transmitted or received message Data The TX data frame in the example contains the following First two bytes 80 B1 Frame flags Second two bytes 34 86 Network address Third two bytes 02 9F Destination address FFFF is a broadcast address Fourth two bytes 02 65 Source address convert each byte to decimal and they will be the last two bytes of the radio IP address Fifth two bytes 08 00 Ether type flag Internet Protocol Version 4 Monitor WIBMesh IP Comms Click Monitor IP Comms on the home page of the Web based configuration utility to view the
20. 72 dBm A NOTE Neighbor RSSI registers are only available when the module is configured in Meshing mode For more information see Product Reconfiguration on page 78 Rev Version 1 2 2 www cooperbussmann com wirelessresources 67 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Neighbour RSSI to Register Configuration Configure registers where the RSSI for the specified neighbour will be stored The RSSI to the neighbour can then be mapped to another unit or read using Modbus Note this does not change the operation of the radio mesh network Enable Neighbour RSSI to Register v Add Entry Delete Entry Name Neighbour IP Register 11 192 168 10 101 192 168 10 101 30501 2 192 168 10 163 192 168 10 163 30502 Notes A maximum of 100 neighbours may be configured Save Changes Save Changes and Reset Figure 68 Neighbor RSSI Enable Neighbor Select this checkbox and click Save Changes to enable the neighbor RSSI registers RSSI to Register Add Entry Click to configure a new neighbor RSSI register A new blank entry is added to the table Enter the name neighbor IP address and register location and click Save Changes Delete Entry Click to remove a selected neighbor RSSI register configuration Name A name that describes the neighbor maximum 32 characters Neighbor IP IP address of the neighbor module that you wish to monitor The IP address should be the radi
21. Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Single Ended Current Inputs Al1 amp 2 Single Ended Loop powered Current Sink output Single Ended Loop powered Current source Analog Input Registers output ae B Ali mA 30001 Al2 mA 30002 Each differential input can also be used to connect single ended current sinking or sourcing devices Figure 18 Al 1 amp 2 Single ended Current Inputs Single ended current input mode is useful if the sensor loop is grounded to the 915U 2 module Devices can be powered from the 24V analog loop supply ALS generated internally from the module The DIP switches located in the side access panel are used to determine if the inputs will be current or voltage DIP switches 1 and 2 are used for analog 3 and DIP switches 3 and 4 are used for analog 4 For current set both DIP switches to the on position For voltage set both to off Single Ended Current Input Al3 amp 4 915U 2 Loop Powered Sensor ALS 24V Dip Switch setting for Current I P Analog Input Registers A13 mA 30003 Al4 mA 30004 Externally powered sensor Figure 19 Al 3 amp 4 Single ended Current Inputs Rev Version 1 2 2 www cooperbussmann com wirelessresources Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Voltage Inputs All analog inputs can be set up to read voltage If using analog input 1 and 2 connect the v
22. Click this tab in the Modbus configuration screen to change parameters for the Modbus TCP server or RTU slave see Figure 59 J Meshing Configuration Utility File Utilities Help a 24 NewProject iy IP Address List Modbus Master TCP Client amp RTU Master a fiff Units be J 915U 2 1 dbus TCP Client amp RTU Master Modbus TCP Server amp RTU Slave a 915U 2 2 sasa M j C4 z 2 L Modbus TCP Server Enabled AY R5232 Device ID 1 iia JY R5485 JPA Modbus A 10 i amp Fail Safe Blocks BE Sensitivity Blocks Version 1 2 build 51 Figure 59 Modbus TCP Server amp RTU Slave Tab Modbus TCP Server Allows the 915U 2 to accept connections from one or more Modbus TCP clients enabled via Ethernet or RTU masters via the RS 485 or RS 232 serial interfaces All Modbus transactions routed to the on board Modbus TCP server RTU slave are directed to from the on board general purpose I O registers The Modbus TCP server is shared with the Modbus TCP to RTU converter so that the Modbus device ID is used to determine if a Modbus transaction is to be routed to the on board Modbus TCP server or to a Modbus RTU device connected to the serial port Care should be taken to ensure that all serially connected Modbus devices use different device IDs for example Modbus slave address and the device ID is different than the onboard device ID Up to 32 separate connections to the Modbus TCP server are supported Device ID The device ID f
23. DIP switches that are used for analog input voltage and current selection external boot and default configuration settings Figure 11 Access Panel Factory Boot Switch The factory boot switch is used for factory setup and diagnostics This switch should only be used if advised by ELPRO technical support USB Host Port This port is a USB host master port that can interface with USB storage devices for upgrading the module firmware For details see System Tools on page 74 DIP Switches The DIP switches are used to select a number of functions within the module as shown in the following table e DIP switches 1 to 2 Used for measuring current or voltage on analog input 3 Set DIP switches to on to measure current 0 20 mA and off for voltage 0 5 Vdc e DIP switches 3 to 4 Used for measuring current or voltage on analog input 4 Set DIP switches to on to measure current 0 20 mA and off for voltage 0 5 Vdc e DIP switch 5 Not used e DIP switch 6 When set to on enabled and the module is restarted the module boots up with a known factory default configuration including a default IP address for the Ethernet connection See 4 1 Connecting to the Module on page 32 AS NOTE When DIP switch 6 is on radio and I O functionality is disabled 20 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual
24. Hex Code Name meaning 65281 FFO1 Illegal Function The function code received in the query is not an allowable action for the server or slave This may be because the function code is only applicable to newer devices and was not implemented in the unit selected It might also indicate that the server or slave is in the wrong state to process a request of this type 65282 FFO2 Illegal Data Address The data address received in the query is not an allowable address for the server or slave More specifically the combination of reference number and transfer length is invalid For a controller with 100 registers the PDU addresses the first register as 0 and the last one as 99 If a request is submitted with a starting register address of 96 and a quantity of 4 registers this request will successfully operate on registers 96 97 98 99 If a request is submitted with a starting register address of 96 and a quantity of 5 this request will fail with Exception Code 0x02 Illegal Data Address 65283 FFO3 Illegal Data Value A value contained in the query data field is not an allowable value for server or slave This indicates a fault in the structure of the remainder of a complex request For example it may indicate that the implied length is incorrect It does not mean that a data item submitted for storage in a register has a value outside the expectation of the application program The Modbus protocol is unaware of the significance of
25. J Scenario l ae Fi Mappings vt aa Ethernet ie JM RS232 Fail Safe Blocks A11 0 20mA Float 24 3 Sf Sensitivity Blocks l a 3150 2 0 ae Fi Mappings ve aA Ethernet i HY RS232 ina HAH RS485 EY Modbus gt IO QV Fail Safe Blocks iY Sensitivity Blocks Version 1 2 build 51 Figure 53 Sensitivity Block J Edit Sensitivity Block First Register AL 0 20m8 m Sensitivity Count 100 12 Figure 54 Editing Sensitivity Block First Register Select the starting register for the sensitivity block First Register Select the actual register number within the register group range Count Select the number of consecutive registers to which the sensitivity applies Sensitivity Select the number of counts the register needs to change before a COS trigger occurs Serial Configuration The 915U 2 module has an RS 232 and an RS 485 port for serial communications These ports are used to connect ELPRO 1155 11 1155 12 and 1155 13 serial expansion I O modules The ports can also be used to connect external Modbus RTU master or slave devices The port operating mode and the normal serial parameters baud rate data format flow control and so on all need to be selected from the drop down lists depending on the type of device connected and how it will operate A NOTE An error is displayed if the operating mode selection is incompatible with the configuration For example you will see an error if Modbus mode is n
26. Offset SLD 30001 Offset Inputs AIN 1 AIN 8 30008 Offset 30017 Offset Modbus Error counter for this 115S module 30018 Offset Modbus Last Error code for this 115S module see Expansion I O Error Registers on page 81 30019 Offset Modbus Lost Link counter for this 115S module 30020 Offset Module type 0x0201 513 error status 40009 Offset Pulsed output target 1 8 1 register per output 40016 Offset Rev Version 1 2 2 www cooperbussmann com wirelessresources 97 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual I O Store for 1155 13 Expansion I O Modules 0001 Offset DIO outputs 1 8 sora rr 10001 Offset DIO inputs 1 8 few som o 30017 Offset Modbus Error counter for this 115S module 30018 Offset Modbus Last Error code for this 115S module see Expansion I O Error Registers on page 81 30019 Offset Modbus Lost Link counter for this 115S module 30020 Offset Module type 0x0301 769 error status 40001 Offset Analog output 1 8 40008 Offset 40009 Offset Pulsed output target 1 8 one register per pulsed output 98 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual APPENDIX D MODBUS ERROR CODES The following are Modbus error response codes that the Master will generate and write to a general purpose analog register 30501 40501 and so on in the event of a poll fail Dec Code
27. PROGRAM AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU SHOULD THE PROGRAM PROVE DEFECTIVE YOU ASSUME THE COST OF ALL NECESSARY SERVICING REPAIR OR CORRECTION IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING WILL ANY COPYRIGHT HOLDER OR ANY OTHER PARTY WHO MAY MODIFY AND OR REDISTRIBUTE THE PROGRAM AS PERMITTED ABOVE BE LIABLE TO YOU FOR DAMAGES INCLUDING ANY GENERAL SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE PROGRAM INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual APPENDIX G OVER THE AIR CONFIGURATION The WIBMesh 915U 2 modules communicate using standard Ethernet protocols which makes it possible to connect to other 915U 2 modules within the radio network for over the air diagnostics and configuration changes If you intend to use over the air configuration planning is required when designing the system and some co
28. Selecting this option inverts the set point control logic The function does not change only the operation is inverted For example if the set point is on in its normal state inverting the signal causes the set point to be off in the normal state By default the checkbox is deselected and the set point logic is not inverted www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Window Selecting this option sets the set point operation to Window mode Deselecting this option sets the set point operation to default mode e Window Mode In this mode if the analog value is inside the upper and lower set points the set point will be active on 1 and if the analog value is outside of these set points the set point will be reset off O e Default Mode In this mode the set point operates in default mode If the analog input is greater than the Upper Set point the set point status will be active on or 1 When the analog input is less than the Lower Set point the set point will reset off or O A NOTE The upper set point must always be higher than the lower set point Analog Outputs To configure analog outputs click Analog Outputs under IO in the project tree Select an analog output from the list on the right and click Edit see Figure 47 This displays the IO Edit screen Figure 48 where you can change settings Mesh
29. Trace Route Because the modules use the AODV routing protocol which is capable of finding its own path through the network it can be difficult to determine the selected communications path The Trace Route option on the Network Diagnostics webpage Figure 94 allows the communications path to be traced through the network and determining how many hops the path is taking to get to the destination The example below shows the response time from the host to the first IP address 192 168 0 102 is 874 msec the second IP address 192 168 0 106 is 685 msec and the third IP address 192 168 0 106 is 1373 msec Each hop is a separate trace route discovery message from the host device to each remote IP address and therefore the response times can vary as they are dependent on network lag times throughput interference and so on Rev Version 1 2 2 www cooperbussmann com wirelessresources 85 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Remote IP Address 10 0 02 Count Max Hops 5 Ping TraceRoute traceroute to 10004 10 004 5 hops max 40 byte packets 1 10002 1000 2 874 ms 210003 10003 685 ms 3 10004 10004 1373 ms Figure 94 Network Diagnostics Trace Route Each trace route message has the following components 1 192 168 2 108 192 168 2 108 1 Hop number 192 168 2 108 DNS name of the device 192 168 2 108 IP address of the device 874 ms A roundtrip response time ping in milliseconds
30. a communication failure with a particular remote address General purpose digital registers 10501 10595 indicate a communication fail for the corresponding remote radio address For example address 10505 indicates a communication fail for remote address 5 and address 10590 indicates a communications failure for remote address 90 A NOTE The radio must have a valid mapping for the remote address and the mapping must have the acknowledgment ACK enabled Testing and Commissioning We recommend that the system is fully bench tested before installation It is much easier to find configuration problems on the bench when the modules are next to each other as opposed to being miles apart When the system is configured and you are confident that it works back up the configurations of all modules After installation record the radio signal strength and background noise level for each radio link See 5 4 Mesh Neighbor RSSI on page 84 for details If there are future communications problems you can compare the present measurements to the as commissioned values This is an effective way to find problems with antennas and cables and changes in the radio path that may be caused for example by new buildings being erected in the path 3 4 WIBMesh The ELPRO WIBMesh protocol is based on the Ad hoc On demand Distance Vector AODV routing algorithm a routing protocol designed for ad hoc networks AODV is capable of unicast single addressed message
31. address and the calculated RSSI value This page is useful for discovering the signal levels that the module has to other sites within the system including ELPRO modules on different system addresses The list displays all received radio messages even if the message is not directly communicating to the module Neighbour List 19216822115 00 00 29 6 76 192168 2177 00 03 30 8 80 1921682220 00 03 30 7 78 Figure 90 Neighbor List Rev Version 1 2 2 www cooperbussmann com wirelessresources 83 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual 5 4 Mesh Neighbor RSSI Click Neighbor RSSI on the home page of the Web based configuration utility to show the receive signal strength for each of the 50 available channels within the frequency band To find out if the path between two neighboring units has a multipath fading issue enter the radio IP address of the neighbor you want to view and click Get Graph After the units have been running for a few minutes and passing radio data the graph will fill with RSSI readings across all the radio channels in use If the graph is nearly flat there is no multipath fading between these units see Figure 91 However if the graph shows large dips typically one or two across several channels there is multipath fading see Figure 92 Figure 91 Neighbor RSSI No Multipath Fading Figure 92 Neighbor RSSI Multipath
32. and the capacity of the radio channel must be considered when designing a system This becomes more important as the I O size of a system increases The modules are designed to provide real time operation or change of state COS When an input signal changes the change message is sent to the output The system does not require continuous messages as ina polling system Update messages are intended to check the integrity of the system not to provide fast operation Update times should be selected based on this principle The default update time in the mappings is 10 minutes It is recommended that you leave these times as is unless particular inputs are very important and deserve a smaller update time It is important that the radio paths are reliable For large systems we recommend a maximum radio channel density of 300 messages per minute including change messages and update messages We suggest that you do not design the system with more than 300 messages per minute because this does not take into account network communication overheads Note that this rate assumes that all radio paths are reliable and that the network topology mesh is stable Poor radio paths will require retransmissions and will reduce the channel density If there are other users on the radio channel this peak figure will also decrease Having remotes radios dropping in and out of communications can also increase overall network traffic because the network needs to relea
33. at times it can be sent via the Ethernet interface between modules To display the current mappings for a module open the module in the project tree and click Mappings see Figure 38 J Meshing Configuration Utility File Utilities Help P Fy Demo Project Big IP Address List s i Units First Remote Reg Reg Count Inv Update Tim Update Off 00 10 00 Disabled 10535 DOE 00 10 00 Disabled Disabled Disabled i Sensitivity Blocks J 9151 2 2 00 10 00 Disabled Disabled Disabled Figure 38 Mappings Mappings are sent on the following triggers e Change of state COS This method monitors the state of the input that is being mapped When the state changes it triggers a transmission This is the primary method of sending input values to a destination As soon as the input change occurs the value is immediately sent to the destination Digital mappings are triggered when the input changes from on to off or from off to on Analog mappings are triggered when the input changes by a predefined value referred to as sensitivity The sensitivity value is set by configuring a sensitivity block for the particular input or a range of inputs See Sensitivity Blocks on page 55 for more information e Updates This method sends a message at a pre configured time regardless of the input value or state For details see the Update Time field described in Adding or Editing Mapping Parameters on page 43 The
34. can have their own I O and act as a normal 915U 2 module within the system Design for Failures All well designed systems consider system failure I O systems operating on a wire link will fail eventually and the same is true for a radio system Failures can be short term such as interference on the radio channel or power supply failure or long term such as equipment failure The modules provide the following features for system failure e Outputs can reset if they do not receive a message within a configured time If an output should receive an update or change message every 10 minutes and it has not received a message within this time some form of failure is likely If the output is controlling machinery it is good design to switch off the equipment until communications are re established e The modules provide a fail safe feature for outputs This is a configurable time value for each output If a message has not been received for this output within the configured time the output will assume a configured value We suggest that this reset time be a little more than twice the update time of the input It is possible to miss one update message because of short term radio interference However if two successive update messages are missed long term failure is likely and the output should be reset For example if the input update time is three minutes set the output reset time to seven minutes e A module can provide an output that activa
35. cycles per second One megahertz MHz is one million hertz One gigahertz GHz is one billion hertz The standard US electrical power frequency is 60 Hz the AM broadcast radio frequency band is 535 1605 kHz the FM broadcast radio frequency band is 88 108 MHz and wireless 802 11b g LANs operate at 2 4 GHz Institute of Electrical and Electronics Engineers New York www ieee org A membership organization that includes engineers scientists and students in electronics and allied fields It has more than 300 000 members and is involved with setting standards for computers and communications I O Input Output The term used to describe any operation program or device that transfers data to or from a computer Internet Protocol IP is a set of rules used to send and receive messages across local networks and the Internet IP Address A 32 bit number that identifies each sender or receiver of information that is sent across the Internet An IP address has two parts an identifier of a particular network on the Internet and an identifier of the particular device which can be a server or a workstation within that network ISM The industrial scientific and medical ISM radio bands are portions of the radio spectrum reserved internationally for industrial scientific and medical purposes other than telecommunications LAN Local Area Network LAN is a system of connecting PCs and other devices within the same physical proximity for shari
36. employed by closed wireless networks But an experienced hacker armed with the proper tools can still figure out an authorized MAC address MAC Address masquerade as a legitimate address and access a closed network Every wireless 802 11 device has its own specific MAC address hard coded into it This unique identifier can be used to provide security for wireless networks When a network uses a MAC table only the 802 11 radios that have had their MAC addresses added to that network s MAC table will be able to get onto the network Modbus is a serial communications protocol for use with its programmable logic controllers PLCs PLC A programmable logic controller PLC is a digital computer used for automation of electromechanical processes such as control of machinery on factory assembly lines amusement rides or light fixtures Used in larger companies and organizations to improve network operations and security a proxy server is able to prevent direct communication between two or more networks The proxy server forwards allowable data requests to remote servers and or responds to data requests directly from stored remote server data Proxy Server Standard connectors used in Ethernet networks RJ 45 connectors are similar to standard RJ 11 telephone connectors but RJ 45 connectors can have up to eight wires whereas telephone connectors have four RJ 45 RTU A remote terminal unit RTU is a microprocessor controlled ele
37. field Allows you to enable or disable the security option When enabled a password is required to access to the configuration file The password must be a minimum of six characters Password protection does not provide security for the radio link This is handled through radio communication security which is configurable via the Web based configuration utility For more information see Radio Settings on page 69 Allows you to change the current password Main network address that all radios will use Each radio in a project has a unique address but all radios in the same project must share the same system address This allows you to have multiple individual systems operating within the same radio range as other WIBMesh radios The range of the system address is O to 65535 You can edit the current system address by clicking Edit Selecting this checkbox causes an encryption key to be created for the radio network You can edit the encryption key by clicking Edit Security Key You can enter up to 32 characters for the key After confirming the new key click Apply All radios will then need to be re configured for successful communications to occur www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Adding Units to a Project Click Units in the project tree to add a new 915U 2 configuration to the project or import load an existing 915U 2 configuration to
38. for a little more than twice the update time of the mapping that is sending data to it This is because the fail safe timer is restarted whenever it receives an update If you send two successive updates and fail to receive both of these messages the timer counts down to zero and activates the fail safe state If the fail safe state is enabled on the LED flashes briefly off and the digital output turns on If the fail safe state is disabled off the LED flashes briefly on and the digital output turns off Fail Safe Timer On Fail Safe Enabled LED State Off On Fail Safe Disabled LED State Off i Figure 16 Fail Safe State Analog Inputs The 915U 2 module provides two floating differential analog inputs and two grounded single ended analog inputs Analog inputs 1 and 2 will automatically measure current 0 20 mA or voltage 0 25V depending on what is connected to the input Analog inputs 3 and 4 must be configured to measure current 0 20 mA or voltage 0 5V via the DIP switches on the configuration panel see Side Access Configuration Panel on page 20 Rev Version 1 2 2 www cooperbussmann com wirelessresources 23 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual An internal 24V analog loop supply ALS provides power for any current loops with a maximum current limit of 100 mA The LEDs have an analog diagnostic function and will indicate the status of the input If the current is less than 3 5
39. from the Host IP to each hop point 5 6 Mesh Network Statistics If you select the Statistics Gathering option on the Network configuration page see Figure 95 you can then use the Network Statistics page to display the average receive and transmit throughput levels over a configured time period On the Network Statistics page select the sample period from the Stats Period menu and click Read to display the data see Figure 96 Network Configuration Reset is required to activate settings Device Mode Default Gateway Ethernet Interface Enabled v MAC Address 00 12 AF 10 16 94 Obtain IP Address Automatically IP Address 192 168 0 122 IP Subnet Mask 255 255 255 0 Radio Interface Enabled v IP Address 10 0 0 3 IP Subnet Mask 255 255 255 0 Enable Statistics Gathering Save Changes Save Changes and Reset Figure 95 Network Configuration Stats Period live Ho maa Figure 96 Network Statistics Period 86 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Stats Period The sample period Select one of the following options e Live This option displays the average transmit and receive data through put in kbps and the number of data packets seen on the radio interface er0 displayed in packet per minute See Figure 97 e Hourly This option displays a graph showing overall transmit t and receive r
40. in this manual Modbus TCP RTU Gateway Embedded Modbus Master Slave for I O Transfer Data Encryption 256bit AES Secure HTTP Protocol LED Indication Diagnostics LED Indication Reported Diagnostics RSSI Measurements dBm Connectivity Information Statistics System Log File TI JL Size 180 x 150 x 35 mm 5 91 x 7 09 x 1 38 Power OK TX RX RS 232 RS 485 Digital I O Analog I O Status Housing IP20 Rated High Density Thermoplastic Mounting DIN Rail Terminal Blocks Removable Max Conductor 12 AWG 2 5 mm Temperature Rating 40 to 60 C 40 to 140 F Humidity Rating 0 99 RH Non condensing Weight 0 5 kg 1 1 Ib 220 mA 12V Idle 110 mA 24V Idle 500 mA 12V 1W 250 mA 24V 1W NOTE Specifications subject to change 1 Country specific configuration Specified at time of order 2 900 MHz ISM Band 3 869 MHz ISM Band Europe 4 18 Channels New Zealand 5 Typical Maximum Line of sight Range 6 Maximum Distance 1200m 3937 ft Rev Version 1 2 2 www cooperbussmann com wirelessresources 93 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual APPENDIX A DBM TO MW CONVERSION Watts dBm Watts dBm 94 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual APPENDIX B I O STORE REGISTERS Output Coils Output Coils 0001 Local DIO1 DIO8 as digital outputs 0008 0009 Sp
41. module that you are currently configuring When this option is selected the IP address changes to the localhost loopback address of 127 0 0 1 IP Address This option allows any IP address to be entered in the configuration It is for advanced users only because the remote name and address location will not show up in the I O list Knowledge of the remote module s I O location and address is required for it to function correctly Generally this option is only used when a module that is not in the project is loaded or is being mapped to Radio IP Address When the radio IP address is selected the mapping will be sent over the radio network This is the most common destination selection Ethernet IP Address When Ethernet IP address is selected the mapping will be sent to the Ethernet address port of the 915U 2 Click the Ethernet option in the project tree and ensure that the Ethernet port is enabled for the sending and receiving 915U 2 modules Also ensure that the IP addresses of the sending 915U 2 and receiving 915U 2 are able to communicate to each other For more information see Editing Module IP Addresses on page 41 www cooperbussmann com wirelessresources 43 44 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual IO Table O Count Invert Acknowledge Update Time Offset Time Response Time Change of State Enable Allows you to map each I O to an output 1 Click the Local N
42. name is displayed in the field European country codes indicate the configured frequency for example 869 525 MHz for a 5000 mW model and 869 875 MHz for a 5 mW model You can adjust the transmit power level from 30 dB 1W to 20 dB 100 mW See the dBm to mW conversion table in Appendix A A selection of data rates is available depending on the country code Fixed frequency models EU can use 14 38 56 and 76 kbps The FHSS US AU NZ and IN use 19 56 76 and 115 kbps The communicating radio can be configured with a different data rate and will communicate at whatever rate is configured The advantage of using the higher date rate is an increase in speed but this is offset by a decrease in range Disable Rx LNA Select this checkbox to disable the low noise amplifier LNA This reduces the receive sensitivity by about 15 dB You may want to disable this option during demos bench testing or where there are close communication paths Save and Activate Changes Save changes to non volatile memory and restart the function to load the new configuration settings Mesh Fixed Routes A mesh fixed route is a route that has a fixed path through the mesh that will be used regardless of the signal quality This means that communications are not rerouted if the signal quality is degraded Setting up a mesh fixed route requires that you configure the destination address next hop router address and number of hops and specify whet
43. receive In or a transmit Out message as well as the type and size of the Ethernet frame Source IP Originating or source IP address Dest IP Destination IP address Len Total length of ELPRO data Type Type of message for example Write Read Gather Scatter and so on Seq Sequence number of the message Ack Indicates whether the ELPRO data frame is configured to acknowledge or not acknowledged This is configured in each mapping Dest I O address at the destination The destination is the location that the data will be written to or read from Cnt Total I O count from the address in the Dest field Val Data values The number of values will depend on the I O count Monitor WIBNet Radio Comms If you have reconfigured the 915U 2 to use the legacy WIBNet protocol you can click Monitor Comms on the home page of the Web based configuration utility to view the received and transmitted WIBNet data frames For information on reconfiguring the 915U 2 for legacy WIBNet protocol see Product Reconfiguration on page 78 A NOTE Corrupted data frames are shown with an ERROR in the frame Monitor Radio Communications Figure 102 WIBNet Monitor Comms The following table describes two data frames from Figure 102 TX RX Signal Level Data Length 11 11 25 046 919 125 11 11 03 E9 81 02 00 86 00 01 00 01 11 11 25 127 921 125 69dBm 03 E9 81 82 00 90 www cooperbussmann com wirelessresources Rev Version 1 2
44. register location 10020 offset value This register indicates 1 when the module is communicating properly Adding an Expansion I O to MConfig To add a 115S expansion I O to the MConfig Utility open the module in the project tree and click Expansion and then click Add see Figure 49 Serial Expansion Unit Name EXP 10 1 Device ID i gj Device Type 1155 11 vw Figure 49 Serial Expansion Unit Name Enter a name for the 115S expansion I O module or leave the default name The name can be up to 30 characters including spaces Device ID Select the address of the expansion I O module The address is found on the rotary switch on the bottom of the 115S expansion I O module Device Type Select the module type from the drop down list Fail safe Blocks To configure fail safe blocks for a module open the module in the project tree and click Fail safe Blocks The Fail safe Block configuration screen Figure 50 allows you to set registers to a pre configured value on startup and configure the outputs to reset to a predefined value after a timeout period has elapsed When the actual value is received the register is automatically updated with this value If the value is lost because of a communication problem the register can be configured to set the output to a fail safe value after the pre configured time You can have a maximum of 50 fail safe blocks In the example shown in Figure 50 register 40501 holds an analo
45. the project The new or imported 915U 2 will appear in the project tree A configuration can be imported by directly connecting to a 915U 2 module over Ethernet or USB or by selecting a pre saved configuration file from a 915U 2 module A NOTE If you plan to use over the air configuration to update modules after adding the module units to the project refer to Appendix G for instructions on configuring them for over the air configuration Default Radio Network Configuration Rev Version 1 2 2 4 Fy Demo Project weg IP Address List gt i Units Create Units By Add a New Unit B Load a New Unit Default Radio Network Configuration NAA 192 168 1000 Network Mask 255 255 255 0 Figure 31 Create Units This field allows you to change the default radio IP address and network mask The WIBMesh protocol is an IP based protocol which means that the radio network will have an IP address range assigned to it The default network base address is 192 168 100 0 Each radio will have a radio IP address assigned to it starting at 192 168 100 1 and incrementing as each radio is added to the configuration This IP address range does not usually need to be changed because only WIBMesh protocol radios can communicate to each other Even though the WIBMesh protocol is based on an IP standards based protocol it is still not an open standard such as Wi Fi This means that you cannot connect directly to the 915U 2 using your PC Ea
46. to find a better shorter route for an existing route This parameter is used where network topology changes can occur that might potentially allow a shorter path to be taken for example in a roaming or mobile application Without route refresh the existing route would continue to be used even though it may not be the best or most reliable link The default value is 300 seconds Setting this parameter to zero will disable the route refresh operation and will mean that the existing route will never refresh except on module start up Sets the number of seconds that the route remains active after the last time it was used When the timeout period expires the route is deleted from the unit and the module will need to rediscover what routes are available Normally the route timeout setting should be greater than the WIBMesh update time to a destination so that the routes will not time out and will remain active Saves changes to non volatile memory and restarts the function to load the new configuration Neighbor RSSI Configuration RSSI values from neighboring devices can be stored in a register Click Neighbor RSSI on the menu to map neighbor RSSI values to a register of your choosing A maximum number of 100 neighbors can be configured and any analog register can be used to store the value The stored value will be a positive number between 40 and 120 that directly represents the receive signal strength For example a value of 72 represents
47. to the required destination or forward it on to another router that will 68 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Use Routing Rules to configure the next hop router to use for a given destination host or network address IP Routing Rules Add Entry Delete Entry Name Netmask Destination 255 0 0 0 Interface Any v Gateway 192 168 0 1 1 Route 1 10 0 0 0 Notes Up to 100 routing rules can be configured Name is a text label for the routing entry Max 32 characters Destination specifies the destination network or host IP address Subnet Mask specifies the subnet mask for the destination network Gateway specifies the IP address of the next hop router for the specified destination Gateway address is required only if Interface is set to Any Save Changes Save Changes and Reset Enabled v Figure 69 IP Routing Add Entry Click to add a new IP routing rule A new blank entry is added to the table Enter the information for the new rule and click Save Changes Delete Entry Click to remove the selected IP routing rule Name Name describing the routing rule maximum 32 characters Destination Destination network or host IP address You can specify an entire network by entering the IP range 192 168 0 0 with a netmask of 255 255 255 0 or you can specify an indiv
48. upgrade using USB flash drive 1 Connect to the module s Web based configuration utility and make a note of the current firmware version which appears on the home webpage This will enable you to compare versions to confirm that the upgrade procedure has been performed successfully Model 9145U 2 900 1W US Serial Number 06101006038 Hardware Revision 1 20 20100121 Radio Firmware Version Software version 0 100 build 727 built Nov 19 2010 11 31 03 Figure 83 Firmware Version 2 Power off the 915U 2 if it is currently powered on 3 Remove the cover from the small access panel on side of module to reveal a USB port and switches PRA gt on H BEE Figure 84 Module USB Port and Switches 4 Plug USB stick into USB port and power on the 915U 2 module 5 The PWR LED will flash as indicated in Figure 85 A NOTE Do not remove the flash drive or interrupt power to the module while the upgrade is in progress If the upgrade process is interrupted the module may become unserviceable and will need to be returned to ELPRO for repair Firmware Upgrade LED Sequence Reset Approx time 3min Orange LED On Ta Can Orange LED Flash 1 5Sec cycle 1 Minute 15 ot F Orange LED On 10Sec Green Red Fast Flash Boot Stage 1 IN 15Sec Green Red Slow Flash Boot Stage 2 IRI Figure 85 Firmware Upgrade LED Indicators 6 When the upgrade is complete remove the USB flash drive
49. voltage DIP 1 and 2 Analog Input 3 7 2 o Ng E E Switch s Disabled Enabled sid o ea ba Setup Mode N 6 Front Panel Connections The front panel on the 915 1 2 module provides connections for the following e Eight digital input output DIO 1 8 e Two 12 bit 0 1 accuracy differential analog inputs e Two single ended 12 bit 0 1 accuracy analog inputs e Two 13 bit 0 1 accuracy current sourcing analog outputs e Connection terminals for common and 24V analog loop supply ALS maximum ALS current limit is 100 mA aa Al 1 ipa Al2 na a D2 D3 D4 D5 D6 D7 D8 GND 24V GND 24V PE Figure 12 Front Panel Connections Digital or Pulsed Inputs Each digital I O channel on the 915U 2 module can act as either an input or an output The input output direction is automatically determined by the connections and configuration of the I O If you have an I O channel wired as an input but operate the channel as an output no electrical damage will occur but the I O system will not operate correctly For example if you are operating the channel as an output and performing a read inputs on this location it will indicate the status of the output Marked D1 8 the digital inputs share the same terminals as the digital outputs on the 915 U 2 module A digital input is activated by connecting the input terminal to GND or common either by voltage free contact TTL level or transistor switch Each digital input has an orange in
50. written to External devices such as Modbus Master Clients can initiate the transmission of a mapping by writing to an internal register that then forces the transmission to occur For more information and examples see Startup or Force Configuration on page 45 A NOTE Digital inputs 1 8 cannot be used as a force trigger because the digital inputs are continually being scanned by the internal processor and each time a scan occurs it would force the mapping to be sent If a digital input is required to be used as the trigger map the digital input to a general purpose bit storage register 501 10501 and so on and then use this general purpose register to trigger the force mapping Enable Mapping Select the checkbox to enable this mapping Apply Saves the current settings Startup or Force Configuration When a module is first powered on it transmits update messages to remote modules based on how the input mappings are configured The module s outputs will remain in the default off condition until the module receives an update or change of state message from the remote modules unless a fail safe block has been configured for the output in which case it will default to the value configured in the fail safe block For more information see Fail safe Blocks on page 53 To ensure that the module outputs are updated with the latest remote input status when the module is first powered on you can configure the module to tr
51. 0 00mA gt 20 00mA j Expansion 4 AI4 0 20mA 5 0 0 OFF OFF 30004 0 00mA gt 20 00mA D Fail Safe Blocks 94 Sensitivity Blocks 5 vSupply 5 16 17 OFF OFF 30005 0 00 V gt 1 40 00 V gt J 915U 2 1 6 24v 5 15 17 OFF OFF 30006 0 00 V gt 1 40 00 V gt 7 vBatt 5 11 4 12 5 OFF OFF 30007 0 00 V gt 40 00 V gt 8 VExt 5 114 12 5 OFF OFF 30008 0 00 V gt 1 40 00 V gt 9 AI1 0 20v 5 0 0 OFF OFF 30009 0 00 V s5 20 00 V gt 10 A12 0 20v 5 0 0 OFF OFF 30010 0 00 V gt 20 00 V gt 11 AI3 0 5v 5 0 0 OFF OFF 30011 0 00 V gt 5 00 V gt 12 A14 0 5v 5 0 0 OFF OFF 30012 0 00 V gt 1 5 00 V gt 13 PinRate1 0 0 0 OFF OFF 30013 0 00Hz gt 100 00Hz 14 PinRate2 0 0 0 OFF OFF 30014 0 00Hz 5 100 00Hz 15 PinRate3 0 0 0 OFF OFF 30015 0 00Hz gt 100 00Hz 16 PinRate4 0 0 0 OFF OFF 30016 0 00Hz gt 100 00Hz Version 1 2 build 51 Figure 45 Analog Inputs Rev Version 1 2 2 www cooperbussmann com wirelessresources 49 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual J 10 Edit mor So Name All 0 20mA Filter Time 5 Scaling Low and High Values Na Low 0 mA gt OMA High 20 mA gt 20mA Setpoint Low J High 0 Invert Window W Apply Figure 46 IO Edit Analog Inputs The following parameters can be configured for 915U 2 analog inputs Name Filter sec Scaling Lower and Upper Set Points Invert
52. 00 17 af ff 027 65 cui ELPRO gt 00 12 af ff 027 9f cui ELPRO ethertype IPw4 O0x0800 length 66 192 168 2 101 48395 gt 192 168 2 159 507 ack 641 win 920 lt nop nop timestamp 4902235 49021115 17 09 40 637950 D00 12 af ff 027 65 cui ELPRO gt 00 12 af ff 027 9f cui ELPRO ethertype IPw4 O0x0800 length 78 192 168 2 101 48395 gt 192 168 2 159 502 P 768 780 12 ack 641 win 920 no nop timestamp 4903061 49021113 17 09 40 810048 D0 127 f ff 07 9f cui ELERO gt 00 12 f ff 07 65 cui ELPRO ethertype IPy4 O0x0800 length 76 192 168 2 159 502 gt 192 168 2 101 48395 P 641 651 10 ack 780 win 224 NnOp NGp timestamp 4903111 49030613 17 09 40 812025 00 12 2f ff 02 65 cui ELERO gt 00 12 af ff 02 9f cui ELPRO ethertype IPy4 Ox0800 length 66 192 168 2 101 48395 gt 192 168 2 159 502 ack 651 win 920 lt nop nop timestamp 191 491 Figure 101 IP Communication Monitoring Rev Version 1 2 2 www cooperbussmann com wirelessresources 89 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual The following table describes two data frames from the communications log screen in Figure 101 Time Source Desti ken Type Seq Ack Dest Cnt v 0302 45 073629 199 166 2 14651601 19216821434870 7 ware o p limo 050245075608 102 168 2148 56678 19216821464870 1 ack o Time Message time stamp the time since the module was last started Header Indicates whether the message is a
53. 004 Pulsed input SCout aeooss6006 Pussa input 4 Count 36007236008 Pulsed input Rate s0013 100 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual E Pulsed Output 2 Count 46003 46004 Pulsed Output 3 Count 46005 46006 Pulsed Output 4 Count 46007 46008 Analog Input 3 Floating Point mA Analog Input 4 Floating Point mA Analog Input 1 Floating Point Volts Analog Input 2 Floating Point Volts 115S Serial Expansion Modules I O Registers CT aa aa aa Rev Version 1 2 2 www cooperbussmann com wirelessresources 101 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual CT aa ga aa gavos hoos hg savo rors tl mago U lao lo fAnalogvo2 lao Jawo magos 300 aw magoa o 30004 Jp Aw00 magos 3000 4owo5 fAralogvos 30000 4wo5 magor qp 30007 o magos 30000 4ooo Pulsed vO Cout 1 3001730016 sooo soo foo Pulsed vO Count 2 30019 30020 aoo0 feon s00 Pulsed vO Count 3 30020 30022 soo feon foon Pulsed vO Count 4 30020 00028 aoo2 lao oo PuseaVOCowt5 loo3 Pulsed vO Cots PubeaVOCowt7 laos Pulsed vO coms PusedvORate2 a0 Pusea vo naes a08 Pusavonaea fso o Analog Loop Supply 30034 Pa BA All expansion I O is calculated by adding the offset to the I O address in the table The offset is cal
54. 10004 AQ Fail Safe Blocks 3 8f Sensitivity Blocks 5 DIS 0 5 10005 gt f 915U 2 2 6 D 0 5 10006 7 DI 0 5 10007 8 DIS 0 5 10008 Figure 41 IO Digital Inputs Rev Version 1 2 2 www cooperbussmann com wirelessresources 47 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual FU ag a ff IO Edit iba Mame Debounce Time 0 5 doy LX cancel Figure 42 I O Edit Digital Inputs The following parameters can be configured for 915U 2 digital inputs Name Enter a name for the digital input or leave the default name The name can be up to 30 characters including spaces Debounce Time sec Debounce is the period of time that an input must remain stable before the module determines that a change of state has occurred If a digital input changes from on to off and from off to on in less than the debounce time the module will ignore both changes The default debounce time is 0 5 seconds Digital Outputs To configure digital outputs click Digital Outputs under IO in the project tree Select a digital output from the list on the right and click Edit This displays the IO Edit screen Figure 43 where you can change settings J 10 Edit Name Failsafe Time 1 Fail safe State E of Apply Figure 43 IO Edit Digital Output The following parameters can be configured for 915U 2 digital outputs Name Enter a name for the digital output or leave the default name The name ca
55. 11 modules to the expansion port without overloading the on board I O power supply A single 1155 12 using all analog inputs and digital outputs has a current consumption of approximately 720 mA so you can only connect one Keep in mind that when calculating the current consumption for the expansion I O the maximum available current from the on board power supply is 1A If the overall expansion I O current consumption is over the 1A maximum an external power source is required Internal I O The internal supply voltage register locations shown in the following table can be monitored using the Diagnostics webpage within the module s Web based configuration utility see 5 1 IO Diagnostics on page 80 for details The values can also be mapped to a register or an analog output on another module within the radio network 30005 Local supply voltage 0 40V scaling 30006 Local 24V loop voltage 0 40V scaling Internally generated 24V supply used for analog loop supply Maximum current limit is 100 mA 30007 Local battery voltage 0 40V scaling 30008 115S supply voltage 0 40V scaling 38005 38008 Floating point registers that display the actual supply voltage battery voltage 24V supply and 115S supply Note that these are actual voltage values whereas registers 30005 30008 display a number between 16384 and 49152 that represents the voltage scale 0 40V To calculate the supply voltages from the register value use the follow
56. 11 standard Rev Version 1 2 2 www cooperbussmann com wirelessresources 113 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Notes 114 www cooperbussmann com wirelessresources Rev Version 1 2 2 Rev Version 1 2 2 Customer Assistance Technical Support United States 1 866 713 4409 Australasia 61 7 3352 8624 Other 1 604 944 9247 Email ELPRO Support cooperindustries com Website www cooperbussmann com wireless Australasia Fax 61 7 33528677 US Fax 1 925 924 8502 Online Resources Visit www cooperbussmann com wirelessresources for the following resources and more e User Manuals e Installation Guides e Configuration Software e Datasheets e Dimensional Drawings DE m p 2013 Cooper Bussmann www cooperbussmann com wireless Your Authorized Cooper Bussmann Distributor is North America amp Latin America 5735 W Las Positas Suite 100 Pleasanton California 94588 USA Telephone 1 925 924 8500 elpro sales cooperindustries com Australia New Zealand Cooper Technology Centre Suite 2 01 Quad 2 8 Parkview Drive Sydney Olympic Park NSW 2127 AUSTRALIA Telephone 61 2 8787 2777 elpro sales cooperindustries com China 955 Shengli Road East Area of Zhangjiang High Tech Park Shanghai 201201 CHINA Telephone 86 21 2899 3600 elpro sales cooperindustries com Southeast Asia 2 Serangoon North Avenue 5 06 01 Fu Yu Building 554911 SINGAPORE Telephone 65 6645 98
57. 192 168 0 1 e Radio IP Address 192 168 2 1 1 Connect a straight through Ethernet cable between the module s Ethernet port and the PC 2 Restore the module s default settings if they are not the current settings a Open the side configuration panel on the module and set DIP switch 6 to on i 6 Figure 24 DIP Switch 6 in On Position ON b Power cycle the module When the 915U 2 is powered on with DIP switch 6 set to on the module goes into Setup mode and temporarily loads its factory default settings In Setup mode wireless operation is disabled The previous configuration remains stored in non volatile memory and will only change if a configuration parameter is modified and the change is saved A IMPORTANT Remember to set DIP switch 6 to the off position and power cycle the module to return to normal operation after you have completed configuration Otherwise the module will continue to boot into the default IP address 3 Onthe PC open the Control Panel and then click Network Settings The following description is for Windows XP Earlier Windows operating systems have similar settings 4 Open Properties of Local Area Connection 5 Select Internet Protocol TCP IP and click Properties 32 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Local Area Connection Properties Genera Authentication Advanced Connec
58. 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Time Time since the module was turned on TX RX Indicates whether the message is received or transmitted Frequency Shows the frequency of the RX TX frame Signal Level Shows the receive signal level on any received message or internal sequence number for the transmitted message Data Length Total length of the transmitted or received message Data The TX data frame in the example contains the following First two bytes 8A 03 System address Next 1 to 5 bytes dynamic Unit address and any repeater addresses As the message gets passed to the next address the address gets 128 dec 80 hex added to it indicating that the message has passed through the repeater or been received and acknowledged As shown in the above example the fourth byte of the transmitted message is 02 which changes to 82 on the received message and indicates the acknowledgment from the receiving module Fifth byte 00 Zero byte spacer Sixth byte 86 Frame flag type of message The rest shows the message count and values For a full breakdown of the protocol contact ELPRO Technologies 5 8 Statistics for WIBMesh and WIBNet For advanced debugging of 915U 2 click Statistics on the home page of the Web based configuration utility This webpage details the state of the 915U 2 and provides performance information This information is useful to ELPRO technical support personnel in d
59. 2 155 192 168 222 159 1927 166 2 101 64 bytes from 197 168 2 159 icmp seq 1 ttl 64 time 276 same route 64 bytes from 192 166 2 159 icmp seq ttl 64 time 277 3 same route 64 bytes from 192 166 2 159 icmp seq 3 ttl 64 time 2767 5 ms same route 64 bytes from 192 168 2 159 icmp seq 4 ttl 64 time 265 3 same route 192 1686 2 159 ping statistics 5 packets transmitted 5 packets received 0 packet loss round trip min favg max 265 4 273 6 279 0 ms Figure 93 Network Diagnostics Ping Ping Ping is a standard network instruction that sends a small data probe to the IP address configured letting you know if there is a communication path When you use the Ping option on the Network Diagnostics webpage Figure 93 you will receive a response for each ping which shows a packet size IP address sequence number and a time in milliseconds This is followed by a summary showing the number of packets transmitted the number of packets received any lost packets and the minimum average and maximum ping times in milliseconds A ping can be performed on either the radio network or the Ethernet network The ping command will automatically select the correct network interface according to the address selected When pinging on the radio network the response time for the first ping will be longer if the device needs to establish a network route to the destination The information for the first ping shows the repeater path used
60. 2 module Details that you can add to provide information about the module Displays the time and date when the current firmware was last updated This information is not editable and is only updated when the module is programmed or read Radio IP address of module as described in Adding Units to a Project Select this option when using the 915U 2 as the main gateway node to allow for remote over the air access for activities such as remote configuration or displaying diagnostics IP address of the actual physical Ethernet port on the 915U 2 module Details for setting the IP address are found in Editing Module IP Addresses on page 41 Removes the 915U 2 from the project no undo www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Program Unit Displays the Program Unit screen see Figure 33 where you can choose the method to be used to configure the module e Ethernet Local Program the module using the local Ethernet interface displayed in the list Select IP Address or enter a new address e USB Externally Powered Program the module using a USB interface You will need to plug in the USB cable and then click Refresh e Configuration File XML Program the module configuration to an XML file Load Unit Allows you to read the configuration data from the module radio and load it into MConfig replacing the configuration currently in MC
61. 30493 maximum number of modules is 24 For details see Appendix C 30494 Internal information registers serial number firmware version and patch level 30500 General purpose word storage used for e Staging area for data concentrator e Fieldbus mappings storage 32501 Not available 36000 36001 Local pulsed inputs 1 4 big endian format 36008 Most significant word at lower odd address 36009 Spare 36040 36041 Not available 38000 Local analog inputs as floating point values ModScan format sign exponent most significant 7 bits of significand at even higher addressed location lower 16 bits of significand at lower odd addressed location 12 3 gt 38001 CCCD 38002 41 44 Holding Registers 40001 Local AO1 and AO2 analog outputs Hy 40003 Spare Ar 40500 maximum number of modules is 24 For details see Appendix C 40501 General purpose word storage area used for 42500 e Staging area for data concentrator e Fieldbus mappings storage 42501 Not available 46000 46001 Local pulsed outputs 1 4 46008 Big endian format Most significant word at lower odd address 46009 Spare 32 bit registers 46040 46041 Not available 48000 48001 Local analog outputs as floating point values 48004 ModScan format sign exponent most significant 7 bits of significand at even higher addressed location Lower 16 bits of significand at lower odd addressed location 12 3 gt 48001 0xCCCD 48002 0x41 44 48005 Spare space f
62. 8 121 121 121 120 119 119 121 121 119 120 117 119 118 Statistics Receive RSSI Errors 128 128 118 115 128 116 118 116 116 128 114 117 115 117 115 114 114 114 117 114 115 114 114 114 115 114 Statistics Receive RSSI Last 67 67 67 68 68 67 67 68 67 66 66 65 64 63 61 63 62 62 61 60 60 60 59 59 60 58 Statistics Transmit 9750 5543 5543 5530 222 0 3985 Statistics Transmit Errors 5 ID 5 IN GAS NATBABT NA AG INA NINGAS ANA A6GA NAAGNAS RANAS5T TARA 324 Statistics Transmit Frames 109 105 110 105 109 111 106 112 111 108 112 112 107 110 111 111 110 105 112 112 112 109 114 110 113 112 111 114 110 111 113 11111 Statistics Transmit Messages 198 195 194 195 193 193 194 195 195 196 196 195 196 194 194 196 197 195 193 193 196 193 195 196 195 197 194 195 195 193 194 195 19 m Figure 103 Module Statistics Rev Version 1 2 2 www cooperbussmann com wirelessresources 91 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual CHAPTER 6 SPECIFICATIONS Specifications for the 915U 2 are provided in the following table Specifications 902 928 MHz 869 525 MHz 869 875 MHz Transmit power 1 mW 0 dBm to 1W 30 dBm E pa Frequency Hopping Spread Spectrum FHSS Single Fixed Frequency Frequency Shift Keying FSK Receive Sensitivity 109 dBm 19 2 kbps 8 FER 50 x 250 kHz 4 Single 250 kHz 4 19 2 115 2 kbps 2 14 4 76 8 kbps 9 Rang
63. 88 elpro sales cooperindustries com ELPRO Technologies The trade names and brand names contained herein are valuable trademarks of Cooper Industries in the U S and other countries You are not permitted to use the Cooper Trademarks without the prior written consent of Cooper Industries COOPER Bussmann www cooperbussmann com wirelessresources
64. A NOTE Any changes or modifications not expressly approved by ELPRO may void the users authority to operate this device This device should only be connected to PCs that are covered by either FCC DoC or are FCC certified Rev Version 1 2 2 www cooperbussmann com wirelessresources 3 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Hazardous Location Notices Ex This device complies with 94 9 EC ATEX Directive Ex nA IIC T4A Il 3 G 40 C lt Ta lt 60 C WARNING EXPLOSION HAZARD Do not disconnect equipment unless power has been switched off or the area is known to be non hazardous This equipment is suitable for use in Class Division 2 Groups A B C and D Tamb 40 C to GP 60 C or non hazardous locations only This equipment shall be installed in accordance with the requirements specified in Article 820 of the National Electrical Code NEC ANSI NFPA 70 2011 Section 820 40 of the NEC provides guidelines for proper grounding and in particular specifies that the antenna ground shield shall be connected to the grounding system of the building as close to the point of cable entry as practical This equipment shall be installed in a Restricted Access Location Such as a dedicated equipment room or service closet The earthing grounding terminal of the equipment shall be connected to earth ground in the equipment installation The external power supply installed with this equipment shall be a Listed C
65. ELPRO Technologies Cooper Bussmann Read and Retain for Future 915U 2 Wireless Mesh I O and Gateway Reference User Manual Version 1 2 2 COOPER Bussmann Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual ATTENTION Incorrect termination of supply wires may cause internal damage and will void the warranty To ensure that your 915U 2 Wireless Mesh I O and Gateway enjoys a long life check this user manual to verify that all connections are terminated correctly before turning on power for the first time CAUTION To comply with FCC RF exposure requirements in section 1 1310 of the FCC rules antennas used with this device must be installed to provide a separation distance of at least 20 cm from all persons to satisfy RF exposure compliance AVOID e Operating the transmitter when anyone is within 20 cm of the antenna e Operating the transmitter before ensuring that all RF connectors are secure and all open connectors are properly terminated e Operating the equipment near electrical blasting caps or within an explosive atmosphere A NOTE All equipment must be properly grounded for safe operations All equipment should be serviced only by a qualified technician Safety Notice Exposure to RF energy is an important safety consideration The FCC has adopted a safety standard for human exposure to radio frequency electromagnetic energy emitted by FCC regulated equipment as a result of its actions in Doc
66. Fading RSSI is gathered from the normal radio communications at the site If communications is sparse the graph may take time to fill all channels If the graph is not filling after a long period of time it may indicate a communications problem The multipath RSSI algorithm calculates a path RSSI that will be used when establishing mesh links between neighbors The calculated link RSSI is compared to the configured RSSI threshold If the calculated RSSI is stronger than the threshold a link is established Using this calculated path RSSI ensures that radio data messages have the best chance of reaching the neighbor once a link is established taking into account multipath fading Once a 84 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual link is established between two units the connectivity webpage also shows the calculated RSSI value 5 5 Mesh Network Diagnostics Click Network Diagnostics on the home page of the Web based configuration utility to check the communications path to other modules within the system There are two options for checking the communications ping and trace route as described in the following sections Network Connectivity Diagnostics Remote IP Address 192 168 2 159 Count Max Hops 5 Ping PING 192 168 272 159 192 168 2 159 56 data bytes 64 bytes from 192 168 272 159 icmp seq 0 ttl 64 time 279 RR 192 168 272 101 192 166
67. For a detailed I O map showing the full register range see Appendix B Input Output Description 0001 0008 Local DIO1 DIO8 as outputs 10001 10008 Local DIO1 DIO8 as inputs 10009 10020 Set point status from analog inputs 1 through 12 e All 2 3 4 current mode e Internal supplies e Ali 2 3 4 voltage mode 30001 30004 Local Al1 Al4 current mode e All and Al2 4 20 mA diff e Al3 and Al4 4 20 mA sink 30009 30012 Local Al1 Al4 voltage mode e Alland Al2 0 20V e Al3 and Al4 0 5V Local AO1 AO2 as floating point values mA I O Configuration Each I O has different characteristics that can be tailored to applications To configure I O settings for a module click I O in the project tree to display the configurable parameters These parameters are described in detail in this section Digital Inputs To configure digital inputs click Digital Inputs under IO in the project tree Select a digital input from the list on the right and click Edit see Figure 41 This displays the IO Edit screen Figure 42 where you can change settings Wg Demo Project AMY IP Address List a jj Units a 915U 2 a Ff Mappings ma BA Ethernet Digital Inputs os THY RS232 oo AA R5485 jE Modbus 4 Hg IO Name Debounce Time Address 3 i Digital Inputs AAI Digital Outputs JY Pulsed Outputs 2 DI2 0 5 10002 iat Analogue Inputs fv Analogue Outputs 3 DI3 0 5 10003 3 jij Expansion 4 DI4 0 5
68. Gateway User Manual CHAPTER 3 OPERATION 3 1 Overview The 915U 2 Series I O modules are designed to provide standard off the shelf telemetry functions at an economic price Telemetry is the transmission of data or signals over a long distance via radio or twisted pair wire cable 3 2 LED Indicators When the module is initially connected to power it performs internal setup and diagnostics checks to determine if it is operating correctly These checks take approximately 80 seconds The following table shows how the LED indicators appear when the module is operating correctly Front Panel Indicators LED Indicator Condition Meaning o PWR PWR Red System boot initial or system failure PWR PWR PWR ee e Aecewng rao ata SSCS The RF LED does not directly represent the actual radio transmission status It only indicates the first transmission from a mapping an update or an underlying AODV message Any subsequent retry messages will not be indicated LED Boot Sequence Upon reset the PWR LED appears solid red for about 2 seconds system boot followed by 12 seconds of Orange start of system boot process The PWR LED then fast flashes between red and green for 30 seconds stage 1 of system boot process followed by a slow flashes for 50 seconds stage 2 of system boot process At the end of the boot sequence the PWR should appear solid green The time periods are approximate and depend on the hardware and firmware revision
69. IP communication data frames From here you can decode the ELPRO data frame and read the transmitted and received I O values Monitor IP Communications Ox0800 length 66 192 168 2 101 483595 gt 192 168 2 159 502 ack 621 win 920 lt nop nop timestamp 4900232 4900109 gt 7 09 38 635944 00 17 af ff 02 65 cui ELPRO gt 00 12 af ff 07 9f oui ELPRO ethertype IPw4 Ox0800 length 78 192 168 2 101 483595 gt 192 168 2 159 502 P 744 756 12 ack 621 win 920 lt nop nop timestamp 4901059 4900109 gt 17 09 38 808001 00 12 a f ff 02 9f cui ELPRO gt 00 12 af ff 027 65 oni ELPRO ethertype IPw4 Ox0800 length 76 192 168 2 159 502 gt 192 168 2 101 48395 P 621 631 10 ack 756 win 224 lt nop nop timestamp 4901109 4901059 gt 17 09 38 809965 D00 17 af ff 07 65 cui ELERO gt 00 12 a ff 07 9f cui ELPRO ethertype IPy4 Ox0800 length 66 192 168 2 101 48595 gt 192 168 2 159 502 ack 631 win 920 lt nop nop timestamp 4901233 4901109 gt 17 019739 636983 00 12 f ff 027 65 cui ELERO gt 00 12 af ff 027 9f oui ELERO ethertype IPy4 Ox0800 length 78 192 168 2 101 48395 gt 192 168 2 159 502 P 756 768 12 ack 631 win 920 lt nop nop Timestamp 49027060 4901109 gt 17 09 39 810018 00 17 af ff 027 9f cui ELERO gt 00 12 af ff 02 65 cui ELPRO ethertype IPw4 Ox0800 length 76 192 168 2 159 502 gt 192 168 2 101 48395 P 631 641 10 ack 768 win 224 lt nop nop timestamp 4902111 4902060 gt 17 09 33 812008
70. Inputs m4 38001 4 Analogue Setpoint States m3 10009 4 Analogue Inputs V 38017 4 Analogue Setpoint States Y 10017 4 Supply Voltages V 38009 4 Supply Setpoint States 10013 4 Pulsed Input Rates Hz 38025 4 Analogue Outputs 48001 2 Custom 1 0 Pa Update Continuous Figure 35 IO Diagnostics Displaying the IP Address List Click IP Address List in the project tree to display the module name and corresponding radio and Ethernet IP address subnet mask and network address for each module in the project The IP address list is a read only screen To change a module IP address see Editing Module IP Addresses on page 41 40 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual J Meshing Configuration Utility File Utilities Help Device Type IP Address Network Address Subnet Mask 192 168 100 1 192 168 100 0 255 255 255 0 192 168 1 123 192 168 1 0 255 255 255 0 192 168 100 2 192 168 100 0 255 255 255 0 192 168 1 123 192 168 1 0 255 255 255 0 J 915U 2 1 Version 1 2 build 51 Figure 36 IP Address List Editing Module IP Addresses The radio IP and Ethernet IP addresses that display when you click IP Address List in the project tree are configured within other screens The radio IP address is normally set automatically based on the Default Radio Network Configuration settings on the Units screen
71. R THE AIR CONFIGURATION 107 Appendix H GLOSSARY 004 110 Rev Version 1 2 2 www cooperbussmann com wirelessresources Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual CHAPTER 1 INTRODUCTION 1 1 Overview The 915U 2 Wireless Mesh I O and Gateway is designed to provide standard off the shelf telemetry functions for an economic price Telemetry is the transmission of data or signals over long distances via radio or twisted pair wire cable Although the 915U 2 module is intended to be simple in its application it also provides many sophisticated features which are described in this manual This manual should be read carefully to ensure that the modules are configured and installed to provide reliable performance The 915U 2 module extends the functionality provided by the earlier 105U and 905U E Series modules It provides on board I O via a front mounting 20 way connector and has provision for extra expansion modules ELPRO 115S or Modbus devices that can be connected using a standard RS 485 serial connection The module can monitor the following types of signals Digital on off signals such as a contact closure or switch e Analog continuously variable signals such as tank level motor speed or temperature e Pulsed signal frequency signals such as metering accumulated total or rainfall e Internal signals such as supply voltage supply failure or battery status The modules monitor the in
72. Serial Modbus RTU Slave When a Serial port is configured as a Modbus RTU slave the only parameters that need to be configured are data rate data format and flow control To configure these parameters click the serial port RS 485 or RS 232 in the module project tree and then click Modbus RTU Slave in the Operating Mode drop down menu Modbus Configuration The 915U 2 provides Modbus TCP client server and Modbus RTU master slave functionality for I O transfer Modbus TCP client Modbus RTU master and Modbus TCP server RTU slave can all be supported simultaneously When combined with the built in Modbus TCP to RTU converter the 915U 2 can transfer I O to and from almost any combination of Modbus TCP or RTU devices The 915U 2 has predefined data areas for inputs and outputs and the different I O types bits words long floats and so on which include the onboard input outputs and are shared for both client and server For a full list of the available I O and address locations see Appendix B To change Modbus configuration parameters click Modbus in the project tree The Modbus configuration screen Figure 57 is arranged in tabs The main tabs are e Modbus TCP Server amp RTU Slave Used for configuring Modbus TCP Server or RTU Slave parameters e Modbus TCP Client amp RTU Master Used for any Modbus TCP Client and Modbus RTU Master Configuration parameters Bi J Meshing Configuration Utility File Utilities Help a g Ne
73. TORS WITH SURGE 3M de TAPE ARRESTOR COAXIAL CABLE OPTIONAL ba STRESS RELIEF ING LOOP x0 MAST MODEM PROVIDE GOOD GROUND CONNECTION TO MAST MODULE AND SURGE GND ARRESTOR IF GROUND CONDITIONS ARE POOR INSTALL MORE THAN ONE STAKE Figure 7 Collinear Antenna Mounting Yagi Antennas Yagi antennas provide high gain in the forward direction but lower gain in other directions They may be used to compensate for coaxial cable loss for installations with marginal radio path The Yagi gain also acts on the receiver so that adding Yagi antennas at both ends of a link provides a double improvement Yagi antennas are directional That is they have positive gain to the front of the antenna but negative gain in other directions Therefore Yagi antennas should be installed with the central beam horizontal and must be pointed precisely in the direction of transmission to benefit from the gain of the antenna The Yagi antennas may be installed with the elements in a vertical plane vertically polarized or in a horizontal plane horizontally polarized However both antennae must be in the same plane for maximum signal strength If the antennae are mounted in different planes the receive signal level is reduced by approximately 30 dB Rev Version 1 2 2 www cooperbussmann com wirelessresources 17 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual banal kal ba kama Directional Antenna Figure 8 Ya
74. a 0003 CRC Fail CRC error check does not match the message Indicates this a different message or possible data corruption Response did not match The response heard was not the request correct ID possibly heard other RS 485 traffic Message type did not The response heard did not match match request the requested poll different command response possibly heard other RS 485 traffic Problem accessing local Could not access register location memory possibly because the register is not initialized ee ere 0B Error Codes e 30019 Offset Modbus Lost Link Counter number of Communication Errors e 30020 Offset Modbus Module Type dec 257 101hex indicates a 115S 11 dec 513 201hex indicates a 1155 12 dec 769 301hex indicates a 1155 13 5 2 Mesh Connectivity Click the Connectivity link from the home page of the Web based configuration utility to display connections and available networks The Connected Devices section on the Connectivity webpage displays the destination IP address the relaying IP address the number of hops the message is taking through the network the signal strength and link quality and message related information The readings shown are based on the last data message received from the device Ab NOTE When updating the Connectivity webpage it may be necessary to hold down the lt CTRL gt key while pressing the refresh button to force your browser to refresh its cache Connected Devices
75. als as the digital input These terminals are marked D1 8 Digital Pulsed Output Max 30VDC 0 2A Digital amp Pulsed Output Registers DO1 8 1 8 PO1 4 46001 46008 Figure 14 Digital Output Wiring 22 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual When active the digital outputs provide a transistor switch to EARTH Common To connect a digital output see Figure 14 A bypass diode IN4004 is recommended to protect against switching surges for inductive loads such as relay coils The digital channels D1 4 on the 915U 2 module can be used as pulse outputs with a maximum output frequency of 10 kHz Digital Output Fail safe Status In addition to indicating the digital output status on or off the LEDs can also indicate a communications failure by flashing the output LED This feature can be used by configuring a fail safe time and status via the I O Digital Output screen in the MConfig Utility see I O Configuration on page 47 J Meshing Configuration Utility File Utilities Help 4 ey Test bak 4 IP Address List a Units Fail Safe Time s Fail Safe Stat Address O Fail Safe Blocks 3 ken Sensitivity Blocks J 9150 2 1 Version 1 2 build 51 Figure 15 Digital Output Fail safe Times The fail safe time is the time the output counts down before activating a fail safe state Normally this would be configured
76. ame field to see a drop down list of all available I O or click the Local Address field to view a tabbed I O selection screen that will allow you to select an I O point input that you want to map 2 Select a destination I O location Click Remote Name for a drop down list of destination I O names or Remote Address to open a drop down list of destination I O locations NOTE A destination address must be selected before a remote name or remote address can be selected Allows you to add more I O points to the mapping If you are using a write and a read mapping MConfig will automatically select consecutive registers that are shaded and cannot be edited When using a gather scatter mapping MConfig will add mapping entries which you must then edit by selecting the sending and destination I O points Select this checkbox to allow the mapping to be inverted For example if the digital input is on and the mapping is inverted the output will be off or if an analog input is 4 mA and the mapping is inverted the output will be 20 mA The invert applies to all I O in the mapping Floating point and long values are not inverted Select this checkbox to allow a second level of message acknowledgments to be configured into the radio messaging All normal WIBMesh protocol messages use message acknowledgment but these are radio to radio communications not source to destination Selecting the Acknowledge checkbox allows the mapping to be ac
77. ansmit a special startup or force message that will write a value into an internal register at the remote module or modules The remote module can then use this register to force any mappings that it has configured for the destination To configure a force register see the previous section Adding or Editing Mapping Parameters on page 43 When the force register is activated any mapping configured with this force register will immediately send an update message to the destination so that its outputs can be set to the latest value It may be necessary to configure a startup or force message for each remote module that sends values back to the module s outputs Rev Version 1 2 2 www cooperbussmann com wirelessresources 45 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Example In the example shown in Figure 40 site A needs to be configured so that on power up it writes to a register at Site B Site B then uses this register to trigger an update of any mappings it has that communicate back to Site A If the system has multiple remote sites that require startup or force configuration Site A needs to have configured a startup or force mapping for each remote site If there were multiple remotes in this example all mappings from the remote sites that are sent to Site A would use the force register configured for 501 When Site A turns on it will initiate the Force register at Site B which Site A Local will force all map
78. any particular value of any particular register 65384 FFO4 Slave Device Failure An unrecoverable error occurred while the server or slave was attempting to perform the requested action 65285 FFO5 Acknowledge Specialized use in conjunction with programming commands The server or slave has accepted the request and is processing it but significant time will be required to complete this task This response is returned to prevent a timeout error from occurring in the client or master 65286 FFO6 Slave Device Busy Specialized use in conjunction with programming commands The server or slave is engaged in processing a long duration program command The client or master should retransmit the message later when the server or slave is free 65288 FFO8 Memory Parity Error Specialized use in conjunction with function codes 20 and 21 and reference type 6 to indicate that the extended file area failed to pass a consistency check 65290 FFOA Gateway Path Specialized use in conjunction with gateways Indicates that the Unavailable gateway was unable to allocate an internal communication path from the input port to the output port for processing the request Typically indicates that the gateway is mis configured or overloaded 65291 FFOB Gateway Device Failed Specialized use in conjunction with gateways Indicates that no to Respond response was obtained from the target device Typically indicates that the device is not presen
79. are 0020 0500 number of modules is 24 For details see Appendix C General purpose bit storage used for e Staging area for data concentrator e Fieldbus mappings storage e Force mapping registers see Startup or Force Configuration on page 45 3001 Not available 10000 Input Bits 10001 Local DIO1 DIO8 as digital inputs 10008 10009 Set point status from analog inputs 1 through 12 10020 10500 number of modules is 24 For details see Appendix C 10501 WIBMesh general purpose bit storage and staging area for data concentrator fieldbus mappings storage 10595 WIBNet Remote Comms Fail indication Corresponds to unit address for example remote address 1 95 10596 Continuation of general purpose bit storage Staging area for data concentrator fieldbus mappings 12500 storage 12501 Not available 30000 Input Registers 30001 Local AI A14 analog inputs current mode 30004 Al1 and Al2 4 20 mA differential Al3 and A14 4 20 mA sink Local supply voltage 0 40V scaling Local 24V loop voltage 0 40V scaling Local battery voltage 0 40V scaling 115S supply voltage 0 40V scaling Local AI A14 analog inputs voltage mode 30012 Al1 and Al2 0 20V 30016 30018 Spare pag S Rev Version 1 2 2 www cooperbussmann com wirelessresources 95 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual 30021 Space for locally attached 115s expansion I O modules Twenty registers per module address
80. are needed by the source devices The AODV protocol creates a table that shows the connection routes to other device in the system The protocol uses Sequence numbers to ensure that the routes are kept as current as possible It is loop free and self starting and can scale to a large numbers of nodes See 3 4 WIBMesh for configuration details 2 4 Antenna The 915U 2 module operates reliably over large distances The distance that can be reliably achieved varies with each application and depends on the type and location of antennas the degree of radio interference and obstructions to the radio path such as hills or trees Typical reliable distances are detailed below However longer distances can be achieved if antennas are mounted in elevated locations such as on a hill or on a radio mast Using the 900 MHz spread spectrum radio the distances achievable are as follows e USA Canada 15 miles 6 dB net gain antenna configuration permitted 4W EIRP e Australia NZ 12 km unity gain antenna configuration 1W EIRP To achieve the maximum transmission distance the antennas should be raised above intermediate obstructions so that the radio path is a true line of sight path Because of the curvature of the earth the antennas need to be elevated at least 15 feet 5m above ground for paths greater than 3 miles 5 km The modules will operate reliably with some obstruction of the radio path although the reliable distance is reduced Obstructi
81. been added to the project the project tree is empty when you start a new project Clicking a module in the project tree opens a list of the module s configurable options Clicking a configurable option displays the current configuration data on the right side of the screen This is where you can make changes to current settings 915U 2 module Configurable options for this module Configuration data for module option selected in project tree Project tree J Meshing Configuration Utility File Utilities Help 4 x Demo Project Ay IP Address List a ij Units 4 4 915U 2 F4 Mappings P Ethernet RA RS232 RR RS485 PA Modbus 4 By 10 i JX Digital Inputs RAI Digital Outputs RAI Pulsed Outputs J Analogue Inputs f Analogue Outputs j Expansion J Fail Safe Blocks Y Sensitivity Blocks J 9151 2 1 Project Information Name Demo Project Location U My Documents Jobs Config Software Mconfig Project cdb Password Protection Enabled Change Password System Configuration System Address 23461 Enable Radio Communication Security Notes Version 1 2 build 51 Figure 30 Project Information The project screen contains the following fields Project Information Password Protection Change Password System Address Enable Radio Communication Security 36 Includes the project name and the directory location of the project You can change the project name by editing the
82. ch 915U 2 radio acts like a router which also means that this radio IP address will not conflict with network adapters If there is a requirement for the radio IP address to be changed you can change the address by clicking the Edit button next to the IP address www cooperbussmann com wirelessresources 37 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Once a 915U 2 module is added to the project selecting the module in the project tree displays the Unit Details screen where you can enter or change information about the module a By Demo Project i p IP Address List i A ee Unit Name 915U 2 2 J 91502 J 915U 2 2 Unit Details Unit Options Unit Type 9151 2 fi Delete Unit Device Name 915U 2 2 Username user Communications Password user Program Unit Owner Contact Load Unit Description fst Monitor Comms Location TAES fst 10 Diagnostics Radio Network Configuration IP Address 192 168 100 2 Network Mask 255 255 255 0 IP Gateway Mode Ethernet Address 192 168 1 123 Figure 32 Unit Details Unit Type Radio model Device Name Username and Password Owner Contact Description and Location Configuration Version Radio Network Configuration IP Gateway Mode Ethernet Address Delete Unit Unique name that can be assigned to the software and radio Used to access the 915U 2 module in order to program load and diagnose issues Prevents unauthorized access to the 915U
83. chdog processes Module Information Registers Certain registers in the module show modules characteristics such as the serial number firmware version and so on This information is available on the home page of the module s Web based configuration utility However having the information available in registers allows a host system to read the values via Modbus if Modbus has been activated e Register 30494 30495 and 30496 Module serial number e Register 30497 30498 and 30499 Module firmware version e Register 30500 Firmware patch level Expansion I O Error Registers The 915U 2 has diagnostics registers allocated for each expansion I O module These registers indicate the module type error counts error codes and so on Each expansion I O module has the following registers e 30017 Offset Modbus error counter number of errors the modules has had e 30018 Offset Last 115S status code Modbus error code Register 30018 will display one of the following 115S status codes hexadecimal code 1 5 and 129 as well as displaying Modbus response codes similar to what is shown in Appendix D but with the most significant byte being one of the following values 82 84 8F or 90 Rev Version 1 2 2 www cooperbussmann com wirelessresources 81 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Dec Code HexCode Name Meaning O Z oO o o 0001 No response from a pol 0002 Corrupt invalid Corrupt or invalid dat
84. cial exception the source code distributed need not include anything that is normally distributed in either source or binary form with the major components compiler kernel and so on of the operating system on which the executable runs unless that component itself accompanies the executable www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual If distribution of executable or object code is made by offering access to copy from a designated place then offering equivalent access to copy the source code from the same place counts as distribution of the source code even though third parties are not compelled to copy the source along with the object code 4 You may not copy modify sublicense or distribute the Program except as expressly provided under this License Any attempt otherwise to copy modify sublicense or distribute the Program is void and will automatically terminate your rights under this License However parties who have received copies or rights from you under this License will not have their licenses terminated so long as such parties remain in full compliance 5 You are not required to accept this License since you have not signed it However nothing else grants you permission to modify or distribute the Program or its derivative works These actions are prohibited by law if you do not accept this License Therefore by modifying or distributing th
85. ckets it receives to all ports as a hub does a switch transmits packets to only the receiving port TCP Transmission Control Protocol TCP is protocol used along with the Internet Protocol IP to send data in the form of individual units called packets between computers over the Internet While IP takes care of handling the actual delivery of the data TCP takes care of keeping track of the packets that a message is divided into for efficient routing through the Internet For example when a webpage is downloaded from a Web server the TCP program layer in that server divides the file into packets numbers the packets and then forwards them individually to the IP program layer Although each packet has the same destination IP address it may get routed differently through the network At the other end TCP reassembles the individual packets and waits until they have all arrived to forward them as single message 112 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual TCP IP The underlying technology behind the Internet and communications between computers in a network The first part TCP is the transport part which matches the size of the messages on either end and guarantees that the correct message has been received The IP part is the user s computer address on a network Every computer in a TCP IP network has its own IP address that is either dynamically as
86. communicate over the radio Nevertheless if your system is not adequately secured third parties may be able to gain access to your data or gain control of your equipment via the radio link Before deploying a system make sure that you have carefully considered the security aspects of your installation Release Notice This is the December 2013 release of the 915U 2 Wireless Mesh I O and Gateway User Manual version 1 2 2 which applies to version 1 2 2 firmware Follow Instructions Read this entire manual and all other publications pertaining to the work to be performed before installing operating or servicing this equipment Practice all plant and safety instructions and precautions Failure to follow the instructions can cause personal injury and or property damage Proper Use Any unauthorized modifications to or use of this equipment outside its specified mechanical electrical or other operating limits may cause personal injury and or property damage including damage to the equipment Any such unauthorized modifications 1 constitute misuse and or negligence within the meaning of the product warranty thereby excluding warranty coverage for any resulting damage and 2 invalidate product certifications or listings Rev Version 1 2 2 www cooperbussmann com wirelessresources 5 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual CONTENTS Chapter 1 INTRODUCTION 8 Dual Band Operation
87. configuration parameters will be saved However if any new parameters are added to the firmware the default values will be used Firmware Upgrade Firmware upgrade may be performed using this page Firmware upgrades may be made using the radio network Note that the unit must be reset before the new firmware is applied DO NOT DISCONNECT POWER UNTIL FIRMWARE UPGRADE IS COMPLETE If programming fails a manual firmware upgrade may have to be performed locally to restore normal operation Upgrade will take approximately 1 minute if connected directly via wired ethernet It may take longer if programmed remotely using the radio network depending on the current radio baud rate Performing an upgrade via a poor radio path is not recommended firmware_0_1_7p3 Figure 79 Firmware Upgrade Full Firmware Upgrade Firmware can also be upgraded using a USB flash drive containing the firmware files A full USB upgrade is used if a patch file is not available or the existing firmware is a much older version and would require multiple patch files to upgrade to the latest version A NOTE The Modbus feature key and configuration is not changed or erased during a full upgrade The following procedure provides instructions for performing a full USB firmware upgrade on a 915U 2 Requirements e USB flash drive e Firmware files contact ELPRO technical support for these files e Straight through Ethernet cable e PC for transferring files Rev Version
88. ctronic device that interfaces objects in the physical world to a distributed control system or SCADA system by transmitting telemetry data to a master system and by using messages from the master supervisory system to control connected objects SCADA SCADA supervisory control and data acquisition is a type of industrial control system ICS Industrial control systems are computer controlled systems that monitor and control industrial processes that exist in the physical world SCADA systems historically distinguish themselves from other ICS systems by being large scale processes that can include multiple sites and large distances A computer that provides its resources to other computers and devices on a network These include print servers Internet servers and data servers A server can also be combined with a hub or router Server SMA SMA SubMiniature version A connectors are semi precision coaxial RF connectors for coaxial cable with a screw type coupling mechanism The connector has a 509 impedance It is designed for use from DC to 18 GHz Sub Network or Subnet Found in larger networks these smaller networks are used to simplify addressing between numerous computers Subnets connect together through a router Switch A type of hub that efficiently controls the way multiple devices use the same network so that each can operate at optimal performance A switch acts as a networks traffic cop rather than transmitting all the pa
89. culated by multiplying the module address by 20 For example e Digital input 1 on an 115S 11 address 5 would be 5x20 10001 10100 e Digital output 2 on an 115S 11 address 6 would be 6x20 2 121 e Analog input 3 on an 115S 12 address 3 would be 3x20 30003 30063 e Analog output 7 on an 1155 13 address 7 would be 7x20 40007 40147 102 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual APPENDIX F GNU FREE DOCUMENT LICENSE Version 2 June 1991 Copyright C 1989 1991 Free Software Foundation Inc 51 Franklin Street Fifth Floor Boston MA 02110 1301 USA Everyone is permitted to copy and distribute verbatim copies of this license document but changing it is not allowed Preamble The licenses for most software are designed to take away your freedom to share and change it By contrast the GNU General Public License is intended to guarantee your freedom to share and change free software to make sure the software is free for all its users This General Public License applies to most of the Free Software Foundation s software and to any other program whose authors commit to using it Some other Free Software Foundation software is covered by the GNU Lesser General Public License instead You can apply it to your programs too When we speak of free software we are referring to freedom not price Our General Public Lice
90. cy hopping spread spectrum modulation which is a method of transmitting radio signals by switching the carrier among many frequency channels using a pseudo random sequence called a hopset There are two hopsets that cycle through the sequence and switch to a different channel after each radio transmission Each hopset uses a different pseudo random sequence of 50 channels The radio operates in the 902 928 MHz ISM band which is split into two frequency bands 902 914 MHz low and 915 928 MHz high In the United States and Canada the 915U 2 can use both high and low bands However in other countries such as Australia only the 915 928 MHz band is available Some countries use fewer channels For example New Zealand uses 18 channels in the frequency band 922 75 927 00 MHz In countries that allow the two bands to be used the frequency band can be changed by using the MConfig Utility and selecting the hopset on the Radio Settings screen for the module The hopset only displays the frequency bands available for the model and country For details see Radio Settings on page 69 The receiver is continually scanning all channels within the hopset and when a valid data packet is received it locks on to the channel and receives the data A spread spectrum transmission offers the following advantages over a fixed frequency transmission e Spread spectrum signals are more resistant to narrow band interference e Spread spectrum signals are di
91. data On the receiving side the same encryption key enables the computer to automatically decrypt the information so it can be read Encryption keys should be kept secret Encryption Key i IN Z O ep O Mm dp gt dp 110 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Term Equivalent isotropically radiated power EIRP or alternatively effective isotropically radiated power is the amount of power that a theoretical isotropic antenna which evenly distributes power in all directions would emit to produce the peak power density observed in the direction of maximum antenna gain EIRP can take into account the losses in transmission line and connectors and includes the gain of the antenna The EIRP is often stated in terms of decibels over a reference power emitted by an isotropic radiator with an equivalent signal strength The EIRP allows comparisons between different emitters regardless of type size or form A multiport device used to connect PCs to a network via Ethernet cabling or via 802 11 Wired hubs can have numerous ports and can transmit data at speeds ranging from 10 Mbps to multi Gigabyte speeds per second A hub transmits packets it receives to all the connected ports A small wired hub may only connect four computers a large hub can connect 48 or more Hertz The international unit for measuring frequency equivalent to the older unit of
92. ddress location for example 10001 for digital inputs enter a count number of consecutive registers and then click Read Write To write to outputs enter the address location count and value and then click Write 80 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Watchdog Error Log The module uses a various processes to control aspects of its internal functions such as radio operation I O functionality AODV communications and Modbus communications Each process runs independently and can interact with the other processes to provide a robust wireless I O product All processes are monitored by an internal watchdog If a processes has a problem and stops running the watchdog will identify the problem and restart the process The watchdog also creates a text file showing which process had the problem This text file is stored in a directory called dog off the main root IP address of the module To display this text file in your browser enter http XXX XXX XXX XXX dog where XXX XXX XXX XXX is the IP address of the module If the watchdog directory continues to show text files it may indicate a problem with the module or its configuration If this happens save the module configuration see System Tools on page 74 and the list of watchdog files and then contact ELPRO technical support The following table describes the different wat
93. dication LED that will turn on when the input has been connected to a GND Rev Version 1 2 2 www cooperbussmann com wirelessresources 21 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual TTL CMOS Output Digital amp Pulsed Input 32bit Registers DIO1 8 10001 10008 PIO1 4 36001 36008 GND Transistor Switch Device V Figure 13 Digital Pulsed Input Wiring Digital inputs 1 4 can be used as pulsed inputs The maximum pulse frequency is 50 kHz for input 1 and 2 and 1 kHz for input 3 and 4 Digital pulsed inputs are suitable for TTL signal level NPN transistor switch devices or voltage free contacts a relay or switch with debounce capacitor Frequencies greater than 1 kHz need to use a TTL logic drive or an external pull up resistor 1KQ to V Pulsed inputs are converted to two different values internally The first value is the pulse count which is an indication of how many times the input has changed state over a configured time period The second value is a pulse rate which is an analog input derived from the pulse frequency For example O Hz 4 mA and 1 kHz 20 mA All pulsed input counts are stored in non volatile RAM so that the values are saved in the event of a power failure or a module reset Digital Outputs Pulsed Outputs Digital outputs are open collector transistors and are able to switch loads up to 30 Vdc 200 mA The eight digital outputs share the same termin
94. e All registers within the module can have different states depending on the type of register and the type of value it holds A typical analog range is between O and 65535 and a digital can be O or 1 Registers that are not associated with a physical I O can also be in the invalid state which means that the register has not been written to and holds a non value or null value For example if you use I O diagnostics to read the registers an invalid register would read as shown in Figure 52 For information on I O diagnostics see Chapter 5 A NOTE Any mapping with an invalid register will be inhibited from sending This is to ensure that the data sent to the destination is valid and not the default values the module has on startup See Fail safe Blocks on page 53 for information on configuring registers with a valid value at startup Register 40501 Count 10 Value 16535 40501 16535 16535 16535 16535 16535 Figure 52 Invalid Register State Sensitivity Blocks All registers have a configurable sensitivity value that determines how much the register needs to change before a change of state COS message is sent All registers except the following have a default sensitivity value of 1 e The 12 analog inputs have a sensitivity of 1000 bits or approximately 3 1000 bits from a total range of 32768 3 05 e The 24 floating point values have a default sensitivity of 0 5 units e Inp
95. e 54 is communicating via 10 0 0 2 Site 2 and 10 0 0 3 Site 3 Remote IP Address 10 0 02 Count Max Hops 5 Ping TraceRoute traceroute to 10004 10 004 5 hops max 40 byte packets 1 1000 2 1000 2 S74 ms 210003 10003 685 ms 3 10004 10004 1373 ms Figure 75 Trace Route Example 2 Figure 77 shows the routing rules for the example in Figure 76 The first route indicates that the destination and next addresses are both 10 0 0 1 because it is a single hop The destination is a gateway on an external network therefore the IP Gateway checkbox must be selected The second routing rules shows the destination 192 168 1 100 is an external network and is outside of the radio mesh therefore the External checkbox must be selected The next address will be 10 0 0 1 which is the IP gateway Fixed Site 1 Fixed Path Gateway 1 Gateway 2 Radio 10 0 0 2 subnet 255 255 225 0 Enable IP Gateway Mode Ethernet 192 168 1 100 4 External subnet 255 255 255 0 Radio 10 0 0 1 Subnet 255 255 225 0 Ethernet 192 168 1 1 Subnet 255 255 255 0 Figure 76 Mesh Fixed Route 2 Name Destination Fixed Site 1 to Gateway 1 10 0 0 1 Fixed Site 1 to Gateway 2 192 168 1 100 Figure 77 Mesh Fixed Route 2 Routing Rules Rev Version 1 2 2 www cooperbussmann com wirelessresources 73 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Module Informa
96. e LOS Typically 32 km 20 mi 1W2 9 10 km 6 mi 500 mW6 5 Antenna Connector 1 x Female SMA Standard Polarity Input Output Discrete Input 8 Digital I O 1 4 Configurable as Pulsed Input or Output On State Voltage lt 2 1 Vdc Wetting Current 3 3 mA Max I P Pulse Rate DI 1 2 50 kHz DI 3 4 1 kHz Max I P Pulse Width DI 1 2 10 usec PI 3 4 0 2 msec Discrete Output 8 Digital I O 1 4 Configurable as Pulsed Input or Output On State Voltage DO Max lt 0 5V Maximum Current 200 mA Max O P Pulse Rate PO Max Rate 1 kHz Analog Inputs 4 Al 2 Differential 2 Single Ended Current Range 0 24 mA Current Resolution 14 bits Accuracy Current 0 1 Voltage Input Range Al 1 2 0 20V Al 3 4 0 5V Voltage Resolution 14 bits Accuracy Voltage 0 1 full scale Analog Output 2 AO Sourcing Current Range 0 24 mA Current Resolution 13 bits Accuracy Current 0 1 20 yA Data Rate BPS CO 2 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Specifications Protocols and Configuration System Address ESSID 1 31 Character Text String Protocols Supported TCP IP UDP HTTP FTP TFTP Telnet Modbus RTU Master Slave Modbus TCP Client Server User Configuration All User Configurable Parameters via HTTPS Configurable Parameters Unit details O mappings and parameters radio settings For configuration details see Chapter 4
97. e Function Code command is Write the Local Register field will be the originating register input location on the local device The number of consecutive I O values in the mapping The Function Code Modbus command determines if the command will be Read or Write and what type of register will be used When entering a mapping you need to select Read or Write from the drop down list in the Command Type field and then select one of the four radio buttons representing the register types Selecting the register type will change the Destination slave register address range to a suitable range The register location on the TCP server RTU slave device The register selection offered will be appropriate for the Modbus command selected in the Command field The unit address device ID of the Modbus TCP server or Modbus RTU slave TCP client only The IP address of the Modbus TCP server The server port of the slave device Modbus TCP will usually be the standard port address of 502 This is the serial port used to connect to the device Select the port from the drop down list The amount of time the TCP client or Modbus master waits for a response from a TCP server or an RTU slave device before registering a Communications Fail The Comms Fail indication register can be a physical output such as DIO 1 8 Reg 1 8 which will turn on a digital output when in fail It can also be configured as an internal holdi
98. e Program or any work based on the Program you indicate your acceptance of this License to do so and all its terms and conditions for copying distributing or modifying the Program or works based on it 6 Each time you redistribute the Program or any work based on the Program the recipient automatically receives a license from the original licensor to copy distribute or modify the Program subject to these terms and conditions You may not impose any further restrictions on the recipients exercise of the rights granted herein You are not responsible for enforcing compliance by third parties to this License 7 If as a consequence of a court judgment or allegation of patent infringement or for any other reason not limited to patent issues conditions are imposed on you whether by court order agreement or otherwise that contradict the conditions of this License they do not excuse you from the conditions of this License If you cannot distribute so as to satisfy simultaneously your obligations under this License and any other pertinent obligations then as a consequence you may not distribute the Program at all For example if a patent license would not permit royalty free redistribution of the Program by all those who receive copies directly or indirectly through you then the only way you could satisfy both it and this License would be to refrain entirely from distribution of the Program If any portion of this section is held invalid o
99. e is split into eight different blocks types e Two blocks made available for bit data discrete e Two blocks made available for word data analog e Two blocks made available for 32 bit words data 32 bit analogs e Two blocks made available for floating point data floats Each of these block types in turn support input and output locations that can interface with the physical I O on the local machine and also be used for data storage when used as a gateway to external devices These block type locations are illustrated in Figure 1 and are described in Appendix B There are other registers within the database that can be used for system management 915U 2 Discrete Outputs 00001 2 x DIFF AIN Discrete Inputs 10001 2 x Single Ended AIN Word Inputs 30001 pra Word Outputs 40001 P1 7XA0T 1 Word Outputs 40001 Various Internal I O Long Inputs 136001 Float Inputs 38001 Ethernet Port ami Float Outputs 48001 RADIO INTERFACE Figure 1 Module Structure The Radio Interface see Figure 1 allows the 915U 2 to communicate with other modules within the system using a proprietary radio protocol called WIBMesh I O Messages from other 915U 2 modules are received on the radio port and then passed to the I O store which will in turn update the register locations accordingly The WIBMesh protocol is designed to provide reliable radio communications on an open license free radio channel It is an extremel
100. e patents We wish to avoid the danger that redistributors of a free program will individually obtain patent licenses in effect making the program proprietary To prevent this we have made it clear that any patent must be licensed for everyone s free use or not licensed at all The precise terms and conditions for copying distribution and modification follow Terms And Conditions For Copying Distribution And Modification This License applies to any program or other work which contains a notice placed by the copyright holder saying it may be distributed under the terms of this General Public License The Program below refers to any such program or work and a work based on the Program means either the Program or any derivative work under copyright law that is to say a work containing the Program or a portion of it either verbatim or with modifications and or translated into another language Hereinafter translation is included without limitation in the term modification Each licensee is addressed as you Activities other than copying distribution and modification are not covered by this License they are outside its scope The act of running the Program is not restricted and the output from the Program is covered only if its contents constitute a work based on the Program independent of having been made by running the Program Whether that is true depends on what the Program does 1 You may copy and distribute
101. e unit is reset again After the module resets the message Active appears indicating that the demonstration mode is activated Feature License Upgrades or advanced features are made available by entering the purchased Keys Rev Version 1 2 2 feature license key into the appropriate box next to the feature or enhancement After entering the code click Save Changes and Reset If the code is valid a green checkmark appears If the code is invalid a red cross appears Feature license keys are retained even if the module is returned to factory defaults www cooperbussmann com wirelessresources 79 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual CHAPTER 5 DIAGNOSTICS This chapter describes network diagnostic tools and information available from the module s Web based configuration utility To access this utility see Connecting and Logging On on page 65 5 1 IO Diagnostics Click IO Diagnostics from the home page of the Web based configuration utility to read and write I O store registers within the module To read a register location enter an address location for example 10001 for digital inputs enter a count number of consecutive registers and then click Read see Figure 88 The returned address location and the returned values appears at the bottom of the page To write to outputs enter the address location count and value and then click Write You will see the outputs change to the valu
102. e you entered For example write to Register 1 with a count of 8 and a value of 1 will turn all the local digital outputs on Write to Register 40001 with a count of 2 and a value of 49152 will set the two local physical analog outputs to 20 mA NOTE If the value appears at the bottom of the page when reading a register it indicates that the register has not been written to and therefore has no value not even zero A mapping will only be sent when all registers have a value To set an initial value for registers upon startup use the Fail safe Block Configuration menu in the Web based configuration utility or use the MConfig Utility see Fail safe Blocks on page 53 If there is a mapping configured and any one of the source register values has the value the mapping will not be sent see Invalid Register State on page 55 11 11 Using the I O Diagnostics page you can check the register locations for the values and even write values if required If you see the value 3 when reading the status of the DIO on the module it indicates that the DIO is being used as an output in the on state Register 10001 Count 8 Value 0 40004 0 1 o o 1 ojo 2 Figure 88 I O Diagnostics Register Register address location Count Number of consecutive registers starting from the register location specified in the Register field Value Value to be written Read To read a register location enter an a
103. ect receiving unit Each message includes error checking to ensure that no corruption of the data frame has occurred due to noise or interference The module with the correct receiving address will acknowledge the message with a return transmission acknowledgment If the original module does not receive a correct acknowledgment it will retry up to five times before setting the communications status of that message to fail For critical messages this status can be reflected on an output on the module for alert purposes The module will continue to try to establish communications and retry each time an update or COS occurs The 915U 2 comes from the factory with ELPRO WIBMesh protocol as standard This protocol provides enhanced features including IP addressing and it allows thousands of modules to exist in a system and automatic routing of messages through repeater stations The module can also be configured with the legacy WIBNet protocol which provides operation with existing ELPRO wireless I O devices 905 series and 105 series 869 MHz modules The module can easily be switched between the two protocol versions by selecting the appropriate protocol from a built in webpage see Product Reconfiguration on page 78 A system can be a complex network or a simple pair of modules An easy to use configuration procedure allows you to specify any output destination for each input Each 915U 2 radio can have up to 24 expansion I O modules ELPRO
104. ect this checkbox to disable the routing rule without deleting it Save changes to non volatile memory and restart the function to load the new configuration settings www cooperbussmann com wirelessresources 1 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Example 1 Normally a meshing network will learn the routing paths within the network and set up a communication pathway to the destination but some instances require you to create a fixed radio path The network diagram in Figure 72 shows a basic network where the remote sites 2 3 and 4 all need to communicate back to Site 1 using fixed route paths rather than automatically meshing and finding their own path Fixed Path pa cu Radio 10 0 0 2 Fixed Site 4 Io 0 Radi 10 0 04 Fixed Repeater Site 2 Gateway 1 ado AU y Subnet 255 255 225 0 Radio 10 0 0 1 Subnet 255 255 225 Subnet 255 255 225 0 Subnet 255 255 225 0 Fixed Repeater Site 3 Radio 10 0 0 3 Subnet 255 255 225 0 Figure 72 Mesh Fixed Route 1 Figure 73 shows the mesh fixed routing rules in the gateway for the network diagram in Figure 72 Entry 1 shows the destination IP address will be 10 0 0 2 Repeater Site 2 and its next address will be itself 10 0 0 2 It is only one hop and the IP Gateway and External checkboxes are deselected because the destination will be the local I O on 10 0 0 2 Entry 2 is similar to entry 1 except the des
105. erminals are hosted on the 4 way connector on the bottom edge of the module labeled Supply Both the supply and battery connections have reverse polarity and over voltage protection Rev Version 1 2 2 www cooperbussmann com wirelessresources 11 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual The power supply should be CSA Certified Class 2 approved for normal operation If the device is being used ina Class Div 2 explosive area the supply must have Class Div 2 approval When powering the module the power source must be able to provide sufficient current to power all module operations including quiescent current peak transmit current and digital and analog I O including loop supply and battery charging if applicable To calculate the power supply current limit use the following criteria 13 8V 24V Quiescent current of the module 200 mA 115 MA Module maximum I O 4xAl 2xAO 8xDO 500 mA 290 mA Peak transmit current 500 mA 290 mA External expansion I O 1000 mA 575 MA The following table shows typical 24V supply current limits with different module options enabled Transmit current is not added because it is not a constant CU Expansion VO No Expansion 1 0 No battery fitted no charging 1270 mA 695 mA Battery fitted 1555 mA 980 mA The following table shows typical 13 8V supply current limits with different module options enabled Transmit current is not added because it is not a constant CU
106. ernet IP address or add a routing rule to its default routing table To add a routing rule choose Run from the Windows Start menu and then type Cmd and press Enter When the DOS window appears type the route command For example ROUTE ADD 10 0 0 0 MASK 255 255 255 0 192 168 1 1 as shown in Figure 108 Ea Administrator Command Prompt Figure 108 Adding a Route If you want to be able to configure the system from any location a special dedicated module must be setup and all configurations will needed to be performed through the dedicated module Rev Version 1 2 2 www cooperbussmann com wirelessresources 109 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual APPENDIX H GLOSSARY Term ACK Acknowledgment Access Point An access point connects wireless network stations or clients to other stations within the wireless network and also can serve as the point of interconnection between the wireless network and a wired network Each access point can serve multiple users within a defined network area Also known as a base station Antenna Gain Antennae do not increase the transmission power but instead focus the signal Rather than transmitting in every direction including the sky and ground antenna focus the signal either more horizontally or in one particular direction This gain is measured in decibels AODV Ad hoc On Demand Distance Vector AODV Routing is a routing protocol for mobile ad hoc netw
107. et MAC Address 00 12 AF 00 5344 Owner Contact Device Name Site B Remote Description Location Configuration Version 22 Jan 2013 2 30 29 PM Model 915U 2 900 1W US Serial Number 03121165263 Hardware Revision 14 Firmware Version 1 21 Thu Nov 22 1341 37 EST 2012 Kernel Version 176 PREEMPT Thu May 10 15 07 40 EST 2012 Bootloader Verson 2 03 Jun 1 2011 08 53 12 2374 Radio Firmware Version Software version 1 001 buid 994 Jul 8 2011 11 50 09 2482 Figure 66 Home Page Click Mesh on the menu to changes parameters that govern wireless communication between all modules in the system Enable IP Gateway Mode Link Quality Threshold Receive Signal Strength Threshold 66 Meshing Parameters Enable IF Gateway Mode Link quality Threshold Receive Signal Strength Threshold dBm Enable Multipath RSSI algorithm Route Request Idle Time Sec Route Threshold Hops Route Refresh Sec Route Timeout Sec Save and Activate Changes Figure 67 Mesh Configuration Enabling this option will allow communicating modules access to an external Ethernet Network if connected The IP address range is configured by clicking Network on the menu Care should be taken when enabling this option as it can increase overall network traffic By default this option is not selected off and should remain off unless there is an Ethernet network connected and other devices on the radio network need to communicate through this module t
108. fficult to intercept or eavesdrop because of the pseudo random transmission sequences e Transmissions can share a frequency band with other types of conventional transmissions with minimal interference 869 MHz Fixed Frequency Radio The 869 MHz fixed frequency radio operates in the unlicensed fixed frequency band of 869 MHz and is used in Europe There are two frequencies The first operates at 869 525 MHz with a maximum transmit power level of 500 mW and is regulated with a 10 duty cycle on the channel This duty cycle limit requires that the module not transmit for more than 10 of the total operating time which means other users of the unlicensed frequency are able to transmit without interference The second frequency operates at 869 875 MHz with a transmit power level of 5 mW and no duty cycle regulation on the channel which means the module can freely transmit as often as is needed A NOTE Care must be taken to ensure that the duty cycle limit is not exceeded when using the 869 525 MHz frequency 14 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Meshing Capability The ELPRO WIBMesh protocol is based on the Ad hoc On Demand Distance Vector AODV routing algorithm which is a routing protocol designed for ad hoc networks AODV is capable of unicast routing and is an on demand algorithm meaning that it builds and maintains these routes only as long as they
109. fied destination Next is the same as Destination for the final hop Hops indiates number of routing hops to the destination Gateway indiates the Destination acts as a gateway out of the mesh External indiates the route is through a gateway out of the mesh For External Routes Nextis the gateway address to use Save and Activate Changes Add Entry Delete Entry Name Destination Next Hops IP Gateway External Enabled Save and Activate Changes Rev Version 1 2 2 Figure 71 Mesh Fixed Routes Click to add a new fixed routing rule A new blank entry is added to the table Enter the information for the new rule and click Save and Activate Changes Click to remove the selected fixed routing rule A name that describes the routing rule maximum 32 characters The destination network or host IP address You can specify an entire network by entering the IP range 192 168 0 0 with a netmask of 255 255 255 0 or you can specify an individual host IP address Specifies the IP address of the next hop router for the specified destination The next hop router is the same as the destination for the final hop For one hop routes the next hop router is the same as the destination Indicates the number of routing hops to the destination When selected the destination acts as a gateway out of the mesh When selected communications are routed through a gateway outside of the mesh Select this checkbox to enable the rule Desel
110. from the module s USB port and replace the access panel cover Rev Version 1 2 2 www cooperbussmann com wirelessresources 77 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Product Reconfiguration WIBNet is a compatibility mode that will allow communications between the 915U 2 and earlier ELPRO E Series Telemetry units such as the 905U 1 2 3 4 C G K L and so on A NOTE WIBMesh is the factory default operational mode for the 915U 2 module To change the operating mode between WIBMesh and WIBNet 1 Click System Tools on the menu and then click Product Reconfiguration 2 From the drop down box see Figure 86 select the from the following modes and then click Set e Meshing Mode Standard ELPRO WIBMesh This is the module s factory default format e Legacy Compatibility Mode E Series compatibility mode will allow communications with ELPRO E Series wireless I O modules 3 When prompted click Reset Unit When the reset is complete the module will be in the selected mode Product Reconfiguration Reset is required to activate settings Use this page to reconfigure to either Legacy Compatibility or Meshing operating mode IMPORTANT After changing operating mode perform a Factory Default Reset from the System Tools page This will clear all existing configuration and set the ethernet IP address to default Current Mode Meshing Mode Meshing Mode Reset Unit Figure 86 Product Reconfigurati
111. g Read Configuration File Write Configuration File Firmware Upgrade Figure 78 System Tools Logs system instructions and other information to the screen The log screen can then be saved to a file that may be used by ELPRO technical support to diagnose problems Clears the log screen Reads the module configuration to an XML file This file can be saved by selecting Save As from the File menu Loads a previously saved XML configuration file into the module Upgrades the module firmware For details see Patch File Firmware Upgrade on page 75 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Product Switches the operating mode between WIBMesh and WIBNet See Product Reconfiguration Reconfiguration on page 78 Reset Resets the module Factory Default Resets the module and restores its factory default configuration Configuration Reset Patch File Firmware Upgrade To upgrade the module firmware locally using a firmware patch file click System Tools from the menu and then click Firmware Upgrade and browse for the saved firmware patch file When you locate the file click Send to upload the file to the module A status message will appear If the upgrade was successful click Reset If it was not successful repeat the process The module will verify that the file is valid before a reset can be initiated A NOTE All existing
112. g module and the process repeats Rev Version 1 2 2 www cooperbussmann com wirelessresources 31 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual CHAPTER 4 CONFIGURATION The 915U 2 modules can be configured using the Windows based Mesh and I O Gateway Configuration Utility MConfig or via the embedded Web based management utility We recommend using MConfig as your primary configuration utility because it is easier to use than the Web based configuration utility and simplifies the configuration process The Web based utility is required only when you need to modify wireless connection settings for all 915U 2 modules in the system For more information see 4 3 Web Based Configuration Utility on page 65 4 1 Connecting to the Module Use the following procedure to directly connect a PC to the 915U 2 in order to configure modules using the MConfig Utility or the Web based configuration utility Before connecting make sure that the MConfig Utility is installed on the PC For instructions see Downloading and Installing MConfig You will need a straight through Ethernet cable for connecting to the module s Ethernet port The module s default IP address subnet mask gateway IP address and radio IP address are as follows e IP Address 192 168 0 1XX where XX is the last two digits of the serial number shown on the printed label on the side of the module e Subnet Mask 255 255 255 0 e Default Gateway
113. g value that has been mapped from another module and is updated every 60 seconds The fail safe block is configured so that on startup the module will write a value of 16384 into register 40501 and then start counting down the fail timeout period in this case 130 seconds which is a little over two times the update period from the sending module If the module has not received an update from the other module after 130 seconds register 40501 will be set to the fail value in this case 0 If the Invalidate on Fail option is selected the value will be set to a null or invalidated value If this register happens to be mapped to another module and the state is Invalidated the mapping will be inhibited until the invalid value is updated with an actual value Rev Version 1 2 2 www cooperbussmann com wirelessresources 53 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual J Fail Safe Block First Register Fail Time Out s 40501 pa 130 Register s State Rules Preset Value V Initialise At StartUp 16384 V Invalidate On Fail Invalidated Figure 50 Fail safe Block Analog In the example shown in Figure 51 digital outputs 1 8 will be initialized on startup turned on and then start the fail timeout countdown from 60 seconds after which time the outputs will be set to the fail value off unless the output is updated 54 First Register Fail Timeout Count Initialize at Startup Preset Val
114. gi Antenna Mounting For a two station installation with both modules using Yagi antennas horizontal polarization is recommended If there are more than two stations transmitting to a common station the Yagi antennas should have vertical polarization and the common or central station should have a collinear non directional antenna A NOTE Yagi antennas normally have a drain hole on the folded element The drain hole should be located on the bottom of the installed antenna 2 5 Connections Bottom Panel Connections BAT SUP SUP GND EXPANSION ETHERNET Figure 9 Bottom Panel Connections Ethernet Port The 915U 2 modules provides a standard RJ 45 Ethernet port compliant to IEEE 802 3 10 100BaseT This port provides full access to the module including configuration diagnostics log file download and firmware upload of both the local and remote units Additionally the Ethernet port can provide network connectivity for locally connected third party devices with Ethernet functionality USB Device Port for Configuration The 915U 2 module also provides a USB device USB B connector This connector provides configuration of the device and remote configuration access to other devices in the radio network 18 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual RS 232 Port The 915U 2 module provides an RS 232 serial port that supports operation at data rates
115. h If the radio path is more than 20 of the maximum reliable distance we recommend that you test the radio path before installation see Chapter 6 for maximum distances Each 915U 2 module has a radio path testing feature See 5 2 Mesh Connectivity for more information There are several ways to improve a marginal path e Relocate the antenna to a better position If there is an obvious obstruction causing the problem locating the antenna to the side or higher will improve the path If the radio path spans a long distance increasing the height of the antenna will improve the path e Use an antenna with a higher gain Before doing this make sure that the radiated power from the new antenna remains within the regulations of your country If you have a long coaxial cable you can use a higher gain antenna to cancel the losses in the coaxial cable e f it is not practical to improve a marginal path you can use another module as a repeater A repeater does not need to be located between the two modules although often it is If possible use an existing module in the system that has a good radio path to both modules The repeater module can be to the side of the two Rev Version 1 2 2 www cooperbussmann com wirelessresources 29 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual modules or even behind one of the modules if the repeater module is installed at a high location for example a tower or mast Repeater modules
116. hanges Figure 70 Radio Configuration Rev Version 1 2 2 www cooperbussmann com wirelessresources 69 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Network Address Encryption Encryption Key Message Signature Hopset Transmit Power Mode Data Rate Unique address used to differentiate one wireless system from another All radios required to communicate within the system need to have the same network address Messages received with a different network address will be ignored This prevents cross talk between systems Valid values are between O and 32768 Select 64 bit ELPRO proprietary encryption or 128 192 or 256 bit AES encryption from the drop down list Up to 32 characters are available for the encryption key The message signature is a section of data at the head of the radio message that contains a unique signature that the radio identifies with when receiving messages Any message with a different signature is ignored The selection varies by country USA Australia New Zealand and India have a selection of four signatures 0 1 2 3 In Europe 5 mW and 500 mW models have two options Normal and Compatible All modules must have the same message signature to successfully communicate The hopset or band is country code specific For example US and Canada have two bands available Low 902 914 MHz and High 915 928 MHz Australia New Zealand and India have only one band the country
117. hapter 4 10 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual CHAPTER 2 INSTALLATION 2 1 General The 915U 2 Series modules are housed in a plastic enclosure with DIN rail mounting providing options for up to 14 I O points and separate power and communications connectors The enclosure measures 170 x 150 x 33 mm including the connectors The antenna protrudes from the top 2 2 Power Supply BAT SUP SUP ak GND Figure 2 Power Connectors POWER SUPPLY External Sealed Lead Acid battery if required DC Supply Figure 3 Supply Connections Requirements There are two recommended power options available for the 915U 2 module e 15 30 Vdc power source rated at 37W connected to the SUP and SUP terminals e 12 15 Vdc power source rated at 24W connected to the BAT and GND terminals A primary power supply connected to the SUP and SUP terminals automatically charges a 13 8V sealed lead acid battery if connected to the BAT and GND terminals at up to 1A at ambient room temperature 25 C Battery charge current is reduced to 0 5A at 60 C If using a battery it is recommended that a 10A inline fuse be fitted as prevention against battery short circuit If you are using the first option and the primary supply fails the battery supply will continue to power the module without interruption to the operation The supply and battery charging t
118. he last module in the RS 485 loop A NOTE Failure to terminate the RS 485 correctly will result in modules not operating correctly 115S Expansion I O Memory Map The I O data on the 115S module is read into memory locations according to their Modbus address The maximum number of Modbus addresses is 24 Each 115S module has an offset that applies to the location of its registers This offset is equal to the units Modbus address selected on the rotary switch on the end of the 115S expansion I O module multiplied by 20 If the modules Modbus address is 15 the offset value will be 15 X 20 300 For example if connecting a 1155 11 16 x DIO with address 15 e Digital input 1 will be at register location 10301 e Digital Output 1 will be at register location 301 If using a 1155 12 8 x DIO 8 8 AIN with address 16 e Digital input 1 will be at register location 10321 e Analog input 1 will be at register location 30321 For a detailed address map of the serial expansion I O modules see Appendix C 52 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual When adding expansion I O modules to the 915U 2 there are two inbuilt registers indicating the communication status of the expansion I O module e Communication Fail Located at register location 10019 offset value This register indicates 1 when the module is in failure e Communication OK Located at
119. hen click Add to add a new mapping Edit to edit a selected mapping or Delete to delete a selected mapping Clicking Add or Edit displays the screen in Figure 61 where you can specify mapping parameters Both Modbus TCP client and RTU master mappings have similar parameters the only difference will be the slave communication path For example Modbus TCP client mappings will use a network address and port while RTU master mappings will use a serial port Rev Version 1 2 2 www cooperbussmann com wirelessresources 61 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual A01 1 J Modbus TCP Mapping Master Local Register 17O Count Fail Register DO Slave Command Type Device ID 1 fl lt Register Type Digital Outputs Digital Inputs Register Outputs Register Inputs Register 30001 Ca Co 30001 39999 Input Registers Network Address 192 168 0 17 Response Timeout ms 1000 Port Number 502 Local Register Master I O Count Function Code Command Type Destination Register Slave Device ID Server IP Address Network Address Server Port TCP Client only Serial Port Modbus RTU only Response Time Fail Reg Figure 61 Modbus TCP Client Mapping When the Function Code Modbus command is Read the Local Register field will be the destination register output location on the local device When th
120. her the destination is an IP gateway and whether it is external to the network In some radio systems there will be a number of radios that will act as repeaters for other radios Because these sites are generally stationary they do not need to learn the different paths and can be configured to have fixed route paths back to the destination You can configure these routes with mesh fixed route rules Up to 100 fixed route rules can be configured for each site and the rules can be targeted to a specific IP address by using a host route or a complete subnet To configure mesh fixed route rules click Mesh Fixed Routes on the menu A NOTE If you configure fixed routes and any part of the communication path fails such as the path or module there is no fallback to meshing 70 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Mesh Fixed Routing Rule Configuration Use Routing Rules to configure the radio repeater paths between fixed repeater sites Mesh Fixed Routing Rules Delete Entry Name Destination Fixed Site 1 to Gateway 1 10 0 0 1 Fixed Site 1 to Gateway 2 192 168 1 100 Notes Up to 100 routing rules can be configured Name is a text label for the routing entry Max 32 characters Destination specifies the destination host IP address Next specifies the IP address of the next hop router for the speci
121. his use the 115S Configuration Utility which can be downloaded from the Cooper Bussmann Website at www cooperbussmann com wirelessresources J Meshing Configuration Utility File Utilities Help a 2g NewProject My IP Address List a fil Units oo J 9150 2 1 Baud Rate 9600 a 9151 2 7 maaa FI Mappings oy Ethernet Flow Control None i A R5232 mob THAY R545 sa F3 Modbus gt IO Fail Safe Blocks Sensitivity Blocks RequestPause 10 Operating Mode Expansion JO Data Format 81 Expansion IO Modbus Configuration Max No Expansion Modules to Poll 3 Advanced Response Wait 100 Maximum Tries 7 Version 1 2 build 51 Figure 56 Expansion I O Maximum No Maximum number of slave addresses that the 915U 2 will scan or poll Default is 3 Expansion Modules If adding more than 3 x 115S expansion I O module or the address used are greater to Poll than 3 this number will need to be increased to match the largest address Maximum Number Maximum number of simultaneous TCP connections to the server allowed of Connections Request Pause Delay between serial requests in milliseconds 58 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Response Wait Serial response timeout in milliseconds A serial retry is sent if a response is not received within this timeout period Maximum Tries Maximum number of request retries performed on the serial port
122. iagnosing problems with the module The WIBMesh and WIBNet Statistics pages are slightly different but provide the same type of statistical information regarding the module and communications A NOTE When updating the Statistics webpage it is necessary to hold down the lt CTRL gt key while clicking the Refresh button This ensures that your browser s cache is updated Statistics Interface Statistics Inter Receive Transmit face bytes packets errs drop fifo frame compressed multicast bytes packets errs drop fifo colls carrier compressed lo 3960287 68682 0 0 0 0 0 0 3960287 68682 0 0 0 0 usb0 0 0 0 0 o 0 0 0 o 0 eth0 3245339 10044 0 0 0 er0 247104 4130 0 6875 141 0 0 0 430966 5541 o 0 0 o 0 0 O 4472911 14839 0 0 0 0 0 0 0 0 0 0 Radio Statistics Statistics Receive Errors CRC 4 6 68 7 11 11 6 9 9 14 14 21 17 36 40 41 39 45 43 43 43 53 36 45 21 39 58 44 51 38 40 50 25 36 25 31 58 32 35 35 43 41 34 33 47 42 Statistics Receive Errors Preamble D D2 T1D2 Y24DI TI T282 33566172 5AH2263 433104297 53 4646252353 Statistics Receive Frames 82 80 79 80 78 78 79 80 BO 81 81 80 81 79 79 81 82 80 78 78 80 78 79 81 79 81 79 80 79 77 78 79 80 78 80 80 82 80 78 79 81 79 81 8 Statistics Receive Messages 192 188 190 187 192 192 191 198 197 194 202 202 202 208 205 217 218 225 236 247 244 237 255 251 248 246 227 241 218 215 224 210 21 Statistics Receive RSSI Background 121 120 120 120 121 120 121 118 120 122 120 120 11
123. idual host IP address by setting the netmask to 255 255 255 255 Netmask Subnet mask for the destination network Interface The interface to use for the route You can choose Radio Ethernet or Any Gateway Specifies the IP address of the next hop router for the specified destination Enabled Select this checkbox to enable the routing rule Deselect this checkbox to disable the Save Changes Save Changes and routing rule without deleting it Save changes to non volatile memory The module needs to be restarted for the changes to take effect Save settings to non volatile memory and reboot the 915U 2 module Once the Reset Radio Settings module completes the reboot sequence all changes are in effect Click Radio on the menu to change radio configuration parameters for the 915 U 2 After changing settings click Save and Activate Changes and then reset the module for the changes to take effect Radio Settings Network Address 13446 Encryption Disabled Encryption Key Message Signature 0 Hopset Low Transmit Power 30 dBm Data Rate 19kbps Disable Rx LNA E Notes Network Address Encryption and Message Signature must match for all stations in the same system Transmit power in conjunction with antenna gain should not exceed your country s maximum allowed EIRP Disable Rx LNA allows reduction of receiver sensitivity by 15dB Used for demonstration where modules are physically close Save and Activate C
124. ies Help Meshing Configuration Utility Project Selection G Re Open Previous Project Previous Project C Wsers A4942 Desktop Configs Demo Project cdb Open Existing Project Create New Project Version 1 2 build 49 Figure 29 Project Selection 2 Click one of the following options e Re open Previous Project Opens the last configuration project that was used on the PC All configuration project files are typically stored locally on the PC or on a network drive The path to the last project used appears below this button e Open Existing Project Opens any previously saved project This can be a project that was created on the current computer or a configuration that was created elsewhere and sent to you A dialog box will allow you to navigate to the saved project that you wish to open e Create New Project Start a new configuration project You name the project and also specify the directory location where the project is to be saved The directory can be on the PC on a portable drive or on the network Rev Version 1 2 2 www cooperbussmann com wirelessresources 35 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual The project screen appears see Figure 30 Project Screen The Project screen is displayed when you open or create a project The project tree on the left shows the project name followed by any 915U 2 module units that have
125. ing Configuration Utility File Utilities Help a 3 Projecti Wg IP Address List a Uj Units a 915uU 2 sia F4 Mappings bat aa Ethernet 2 a R5232 Fail Safe Timefsec Fail Safe Value mA R5485 5 EF Modbus 3 ag IO ARE Digital Inputs KA Digital Outputs A Pulsed Outputs Analogue Inputs Mi f Analogue Outputs iii Expansion 79 Fail Safe Blocks 8 8f Sensitivity Blocks sf 9151 2 1 Version 1 2 build 51 Figure 47 Analog Outputs J 10 Edit Name Fail safe Time 120 Failsafe Value 1 w Apply Figure 48 IO Edit Analog Outputs Rev Version 1 2 2 www cooperbussmann com wirelessresources 51 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual The following parameters can be configured for 915U 2 analog outputs Name Enter a name for the analog output or leave the default name The name can be up to 30 characters including spaces Fail safe Time sec Sets the time the output needs to count down before activating the fail safe state Receiving an update or a COS message will reset the fail safe timer to its starting value When the fail safe time elapses the output is set to the fail safe state mA It is recommend the fail safe time be configured for a little more than twice the update time of the input that is mapped to it That way the output will reset if it fails to receive two update messages Entering a zero as the fail safe time will disable fail safe
126. ing calculation Volts Register Value 8192 1024 There are no dedicated discrete low voltage alarm indicators However each supply voltage does have a high and a low set point status that can be used for this type of alarm See Analog Inputs on page 23 for details on how to configure these alarms Grounding To provide maximum surge and lightning protection each module should be effectively earthed grounded via a GND terminal on the module This is to ensure that the surge protection circuits inside the module are effective The module should be connected to the same common ground point as the enclosure ground and the antenna mast ground The 915U 2 has a dedicated earth ground connection screw on the bottom end plate next to the supply terminals All earth ground wiring should be minimum 2 mm 14 AWG If using the 915U 2 with serial expansion I O modules all expansion modules must have a separate earth ground connection from the front terminal back to the common earth or ground point See Figure 5 Rev Version 1 2 2 www cooperbussmann com wirelessresources 13 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Gi BAG PARABAAAAAAYAABAAAAr 00 98 00 apapqqq BH UB9RGBGBgnE Figure 5 Grounding 2 3 Radio The following radio variants are available in the 915U 2 depending on the country of operation 900 MHz Spread Spectrum Radio The radio uses frequen
127. it errors 60 1 in 1000 raw bit errors 1 in 100 Flags Additional indications for this entry e G Gateway this unit is a gateway providing access outside of the radio network e F Fixed this is a manually configured route e E External this unit a device outside the local network Iface The connection interface er0 Ethernet radio ethO Ethernet LAN Age H M S This is the timeout of the message in hours minutes and seconds Link Quality Indicator Because a typical frame is around 80 bytes 4480 bits you should not typically see link quality indicator LQI readings between 75 and 99 Communication becomes unreliable when the LQI drops to 30 As the LQI drops below 25 nearly every frame has so many bit errors that the FEC forward error correction is longer able to recover the original data and the frame will be corrupted For this reason you rarely see a reading below 25 With a signal strength RSSI of 100 dBm or better the LQI should always read 100 You can expect LQI readings below 100 with signal strength of 105 dBm or worse If the signal strength is good and LQI readings are below 100 it indicates interference or a problem with the radio of the unit you are using 5 3 Mesh Neighbor List Click Neighbor List on the home page of the Web based configuration utility to show a current list of module IP addresses that the radio can hear the amount of time since a communication was last received from each
128. k with your local distributor for additional information on regulations Operation is authorized by the radio frequency regulatory authority in your country on a non protection basis Although all care is taken in the design of these units there is no responsibility taken for sources of external interference Systems should be designed to be tolerant of these operational delays To avoid the risk of electrocution the aerial aerial cable serial cables and all terminals of the 915U 2 module should be electrically protected To provide maximum surge and lightning protection the module should be connected to a suitable ground and the aerial aerial cable serial cables and the module should be installed as recommended in the 915U 2 Installation Guide To avoid accidents during maintenance or adjustment of remotely controlled equipment all equipment should be first disconnected from the 915U 2 module during these adjustments Equipment should carry clear markings to indicate remote or automatic operation For example This equipment is remotely controlled and may start without warning Isolate at the switchboard before attempting adjustments The 915U 2 module is not suitable for use in explosive environments without additional protection 4 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual The 915U 2 operates unlicensed radio frequencies and proprietary protocols to
129. ket 93 62 and OET Bulletin 65 Edition 97 01 GNU Free Documentation License Copyright C 2009 Cooper Bussmann Cooper Bussmann is using a part of Free Software code under the GNU General Public License in operating the 915U 2 product This General Public License applies to most of the Free Software Foundation s code and to any other program whose authors commit by using it The Free Software is copyrighted by Free Software Foundation Inc and the program is licensed as is without warranty of any kind Users are free to contact Cooper Bussmann at the following Email Address elpro sales cooperindustries com for instructions on how to obtain the source code used for the 915U 2 A copy of the license is included in GNU Free Document License at the end of the manual Industry Canada This Class A digital apparatus complies with Canadian ICES 003 This device complies with Industry Canada license exempt RSS standard s Operation is subject to the following two conditions e This device may not cause interference and e This device must accept any interference including interference that may cause undesired operation This radio transmitter has been approved by Industry Canada to operate with the antenna types listed below with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list that have a gain greater than the maximum gain indicated for that type are st
130. knowledged when the end device receives the message This is an end to end acknowledgment and is in addition to the normal hop by hop frame acknowledgment between links AN NOTE Enabling this option will increase the amount of radio communications and care should be taken in larger systems Configures how often the mapping update messages check signals are sent These messages are in addition to the normal change of state updates that occur when an input changes The default update time is 10 minutes but it can be increased to a maximum of 18 days 12 hours and 15 seconds or decreased to a minimum of one second Updates can also be disabled by entering a time of zero or selecting the checkbox Note that the updates are only a check signal and care should be taken when configuring the update values with short update times less than 5 seconds because this will greatly increase the amount of radio traffic Configures an offset time for the update mapping The offset is used to stagger the update transmissions at startup and at every update period so that the module does not send all mappings at the same time The default is O but the typical offset time is around five seconds Read mappings only The countdown time before the module registers a communications failure for the configured read mapping When the timeout is complete the fail register is activated This setting is normally used only with read mappings communicating through re
131. lass 2 power supply with a rated output between 15 Vdc and 30 Vdc and min 2500 mA Important Notice ELPRO products are designed to be used in industrial environments by experienced industrial engineering personnel with adequate knowledge of safety design considerations ELPRO radio products are used on unprotected license free radio bands with radio noise and interference The products are designed to operate in the presence of noise and interference but in an extreme case radio noise and interference can cause product operation delays or operation failure Like all industrial electronic products ELPRO products can fail in a variety of modes due to misuse age or malfunction We recommend that users and designers design systems using design techniques intended to prevent personal injury or damage during product operation and provide failure tolerant systems to prevent personal injury or damage in the event of product failure Designers must warn users of the equipment or systems if adequate protection against failure has not been included in the system design Designers must include this Important Notice in operating procedures and system manuals These products should not be used in non industrial applications or life support systems without consulting ELPRO first A radio license is not required in some countries provided the module is installed using the aerial and equipment configuration described in the 915U 2 Installation Guide Chec
132. log input is reading a current mA The second LED indicates that the input is reading voltage Each of the analog input LEDs flash with increasing speed and intensity depending on the level of the input For example at 4 mA the LED appears dimmed and flashes slowly and at 20 mA the LED appears bright and flashes quickly For each of the single ended analog channels the LED indicates when the input is reading current or voltage by flashing the LED according to the level of the input For example at 4 mA the LED appears dimmed and flashes slowly and at 20 mA the LED appears bright and flashes quickly Analog Outputs Each analog output has an LED in series that indicates the output current by increasing or decreasing the intensity of the LED For example at 4 mA the LED appears dimmed and at 20 mA the LED appears bright Ethernet LED Indicators On the end plate the Ethernet socket incorporates two LEDs that indicate the Ethernet status e 100M Green LED indicates presence of a 100 Mbps Ethernet connection With a 10 Mbps connection the LED is off e LINK Orange indicates an Ethernet connection The LED briefly flashes with activity i i ETHERNET HUB Figure 23 Ethernet Socket 28 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual 3 3 System Design Radio Channel Capacity Messages sent on a cable link are much faster than on a radio channel
133. mA the LED is off If the current is greater than 20 5 mA the LED is on The LED will flicker with the duty cycle relative to the analog reading in this range A NOTE By default there is a five second delay on the input because of the filter Filter times can be changed using the Analog Input screen within the MConfig Utility For more information see Analog Inputs on page 23 The LEDs next to Al1 Al2 flash according to the current on these inputs The LEDs next to Al1 and Al2 flash according to the voltage on the analog inputs Differential Current Inputs Only analog input 1 and 2 can be wired as differential Inputs Differential mode current inputs should be used when measuring a current loop which cannot be connected to ground This allows the input to be connected anywhere in the current loop Common mode voltage can be up to 27 Vdc Figure 17 indicates how to connect loop powered or externally powered devices to the 915U 2 differential analog inputs It should also be noted that the differential inputs can also be used to connect single ended current sinking or current sourcing devices Figure 19 shows how to connect to these types of devices Differential Current Inputs Al1 amp 2 915U 2 Externally powered ALS 24V Sensor Loop Analog Input Registers powered Al mA 30001 Sensor Al2 mA 30002 Figure 17 Differential Current Inputs 24 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper
134. munications Monitor WIBMesh Radio Communications Daily Weekly Statistics 180016 82219 4661 4130 4719 106560 216352 265744 326925 Oo LO tad Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Ha O HO tA Click Monitor Radio Comms on the home page of the Web based configuration utility to view communication frames that are received or transmitted by the radio Figure 100 A 88 05 49 770 05 49 844 05 49 859 05 49 928 05 49 943 05 50 755 05 50 770 05 50 844 05 50 858 05 50 927 51 845 51 860 51 929 51 944 52 758 252 773 252 846 252 861 252 930 252 945 253 757 253 772 253 846 253 861 253 930 05 53 945 Buffer Size 3000 TE Tx Rx Monitor Radio Communications 907 625 912 375 912 375 912 875 912 875 908 875 908 875 909 875 909 875 911 125 911 125 909 875 906 125 906 125 908 625 908 625 913 375 913 375 912 125 912 125 909 625 909 625 913 875 913 875 907 125 907 125 905 625 905 625 Figure 100 Monitor Radio Comms www cooperbussmann com wirelessresources 57dBm 56dBm 65535 1071 56dBm 1072 56dBm 56dBm 65535 1073 65535 1075 57dBm 1076 55dBm 56dBm 65535 1077 56dBm 1078 57dBm 62dBm 65535 1079 68dBm Aa An AG AGA M M M cr re cr aaa AA Aa 80 80 80 80 80 80 80 80 80 80 80 ERROR 6D 34 86 92 34 86 52 34 86 AE 34 86
135. n announcement including an appropriate copyright notice and a notice that there is no warranty or else saying that you provide a warranty and that users may redistribute the program under these conditions and telling the user how to view a copy of this License Exception if the Program itself is interactive but does not normally print such an announcement your work based on the Program is not required to print an announcement These requirements apply to the modified work as a whole If identifiable sections of that work are not derived from the Program and can be reasonably considered independent and separate works in themselves then this License and its terms do not apply to those sections when you distribute them as separate works But when you distribute the same sections as part of a whole which is a work based on the Program the distribution of the whole must be on the terms of this License whose permissions for other licensees extend to the entire whole and thus to each and every part regardless of who wrote it Thus it is not the intent of this section to claim rights or contest your rights to work written entirely by you rather the intent is to exercise the right to control the distribution of derivative or collective works based on the Program In addition mere aggregation of another work not based on the Program with the Program or with a work based on the Program on a volume of a storage or distribution medium does not b
136. n be up to 30 characters including spaces Fail safe Time sec Sets the time the output needs to count down before activating the fail safe state Receiving an update or a COS message will reset the fail safe timer to its starting value If the fail safe timer goes down to zero the output will be set to the fail safe state on or off It is recommend the fail safe time be configured for a little more than twice the update time of the input that is mapped to it That way the output will reset if it fails to receive two update messages Fail safe State Sets the state that the output will assume after the fail safe time has elapsed When the fail safe state is enabled on the LED flashes briefly off and the digital output turns on When the fail safe state is disabled off the LED flashing briefly on and the digital output turns off 48 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Pulsed Outputs To configure pulsed outputs click Pulsed Outputs under IO in the project tree Select a pulsed output from the list on the right and click Edit This displays the IO Edit screen Figure 44 where you can change settings J 10 Edit Name Update Time 5 af Apply Figure 44 IO Edit Pulsed Output The following parameters can be configured for 915U 2 pulsed inputs Name Enter a name for the pulsed output or leave the default name The name can be u
137. nd all appropriate USB drivers are installed during installation If you have a problem installing the drivers you can install them manually using Windows Device Manager 1 Go to the Cooper Bussmann website http www cooperindustries com content public en bussmann wireless resources 2 Under Resources click Technical Resources Library and then click ELPRO Configuration Software 3 Download the zip file 915U 2 Wireless Mesh 1 0 and Gateway Configuration to your PC and extract the zip file 4 Open the file INST_CFG_MCconfig lt version gt exe This runs the Installation Wizard 5 Follow the on screen instructions to install the software See Figure 28 34 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual J Setup Meshing Configuration Utility V1 2 Build 51 Welcome to the Elpro Tech Meshing Config Utility Setup Wizard This will install Elpro Tech Meshing Config Utility V1 2 Build 51 on your computer It is recommended that you dose all other applications before continuing Click Next to continue or Cancel to exit Setup Figure 28 Installation Wizard Starting MConfig Follow these steps to start the MConfig Utility 1 From the Windows Start menu choose Programs gt Meshing Config Utility gt Meshing Config Utility The Project Selection screen appears a J Meshing Configuration Utility pi File Utilit
138. nfiguration settings need to be implemented in order for over the air programming to function Over the air configuration can only be performed from a central location Often this location is a main hub such as DCS or SCADA but it can also be a module that is used only for over the air configuration and can be moved around within the system Figure 104 shows an example of a small system set up with an over the air configuration In this example over the air configurations can only be performed using the PC connected to the Central 915U 2 Over the air Configuration i Tang Default Gateway 10 0 0 1 Radio 10 0 0 5 BE Subnet 255 255 225 0 8 Ethernet 192 168 0 5 Nal il Subnet 255 255 255 0 BE Wa a ra CENTRAL 915U 2 PEN E an mm HE Bil mg J Enable IP Gateway Mode E Basis eel Radio 10 0 0 1 EE BE GE g2 Subnet 255 255 225 0 BE Bi BI Ba Ethernet 192 168 1 1 pia LE MG 3 Subnet 255 255 255 0 aa EE IRE IES GE REEE Ethernet IP range must be different to all Default Gateway 10 0 0 1 le NE HE other Ethernet Address ranges on the Radio 10 0 0 3 eevee adio network Subnet 255 255 225 0 Ethernet 192 168 0 3 Subnet 255 255 255 0 Default Gateway 10 0 0 1 GE Radio 10 0 0 4 Ng Subnet 255 255 225 0 NG HE Ethernet 192 168 0 4 BG ANA ni GE Subnet 255 255 255 0 ka Pe SS Beri w pao Is Default Gateway 10 0 0 1 Ethernet 192 168 1 100 Radio 10 0 0 2 Subnet 255 255 255 0 Subnet 255
139. ng register Reg 30501 which will show the fail indication as well as any Modbus error codes This is useful for diagnosing communication problems For Modbus error code descriptions see Appendix D Modbus TCP Mapping Examples In the example in Figure 62 the first mapping 1 shows the Modbus client master is configured to read analog values from a device connected on the LAN The mappings function code is Read and is reading a count of four values analogs from the Ethernet address 192 168 0 17 device ID 10 starting at address 30001 and then writing 62 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual these values into its own local registers starting at 40501 The server port is 502 which is a standard Modbus TCP port address If the mapping fails to communicate to the TCP server it will write a value of 1 into local register 508 indicating a communications failure Local Register IO Count Function Code Destination Device Id Server IP Address Server Port Response Timeout Comm Fail Register Read 1 1 192 168 0 17 1000 Read 30001 192 168 0 17 1000 Read 40001 192 168 0 17 1000 1 Read 10001 1 192 168 0 17 1000 1 1 10001 192 168 10 101 50 1000 DO Read 2 4 Figure 62 Modbus TCP Mapping Table The second mapping 2 shows something similar but instead of analog values the values are digital The Func
140. ng resources such as an Internet connections printers files and drives LQI Link quality indicator LQI is used in wireless networks to indicate how strong the communications link is LQI is a computed value based on the received signal strength as well as the number of errors received The minimum signal strength required to pick up a signal Higher bandwidth connections usually have less receive sensitivity than lower bandwidth connections Router A device that forwards data from one WLAN or wired local area network to another RSSI Received signal strength indicator RSSI is a measurement of the power present in a received radio signal In an IEEE 802 11 system RSSI is the relative received Receive Sensitivity signal strength in a wireless environment in arbitrary units RSSI is an indication of the power level being received by the antenna Therefore the higher the RSSI number or less negative in some devices the stronger the signal Transmit Power The power at which the wireless devices transmits usually expressed in mW or dBm Rev Version 1 2 2 www cooperbussmann com wirelessresources 111 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Term Media Access Control MAC address is a unique code assigned to most forms of networking hardware The address is permanently assigned to the hardware so limiting a wireless network s access to hardware such as wireless cards is a security feature
141. not have uninterrupted line of sight paths or when there are large metallic objects close to the antennas The multipath RSSI algorithm calculates a path RSSI that will be used when establishing mesh links between neighbors The calculated link RSSI is compared to the configured RSSI threshold If the calculated RSSI is stronger than the threshold a link will be established This sets how long the module will wait or hold off between route requests messages if the route request fails to reach its destination The default time is 30 seconds which means that if the module fails to communicate to its destination it will wait 30 seconds before sending out another route request Without this wait time a network might easily become swamped with route requests when a link fails to reach its destination This threshold configures the number of additional hops that the unit reports when replying to mesh routing requests It can be used to configure a priority when a module is used as a repeater For example if two repeater modules are situated between a destination and the source the repeater with the lowest route threshold will be used first The default value is 0 which means the module will always act as repeater Values between 1 and 7 will configure a priority with higher numbers indicating units that are less preferred as repeaters Setting the parameter to 8 means the unit will never be used as a repeater Sets how often the module will try
142. nses are designed to make sure that you have the freedom to distribute copies of free software and charge for this service if you wish that you receive source code or can get it if you want it that you can change the software or use pieces of it in new free programs and that you know you can do these things To protect your rights we need to make restrictions that forbid anyone to deny you these rights or to ask you to surrender the rights These restrictions translate to certain responsibilities for you if you distribute copies of the software or if you modify it For example if you distribute copies of such a program whether gratis or for a fee you must give the recipients all the rights that you have You must make sure that they too receive or can get the source code And you must show them these terms so they know their rights We protect your rights with two steps 1 copyright the software and 2 offer you this license which gives you legal permission to copy distribute and or modify the software Also for each author s protection and ours we want to make certain that everyone understands that there is no warranty for this free software If the software is modified by someone else and passed on we want its recipients to know that what they have is not the original so that any problems introduced by others will not reflect on the original authors reputations Finally any free program is threatened constantly by softwar
143. nsion module volts The supply voltage of the connected expansion modules displayed as an analog value e RSSI The radio signal level for the selectable address reported as a GB level e Comms Fail A selectable register can indicate a Communications Fail error for a particular message transmission The expansion port allows 115S expansion I O modules to be added to the module Expansion I O is dynamically added to the internal I O of the 915U 2 module by adding an offset to the address 1 3 Getting Started Most applications for the 915U 2 module require little configuration The 915U 2 has many sophisticated features but if you do not require these features you can use this section to configure the units quickly To get started quickly 1 Read Chapter 2 which describes the power supply antenna coax connections and I O connections 2 Power on the 915U 2 module and set up an Ethernet connection to your PC For detailed steps see 4 1 Connecting to the Module on page 32 3 Log on to the module s Web based configuration utility and click Network on the menu to display the Network configuration webpage For logon instructions see 4 3 Web Based Configuration Utility on page 65 4 On the Network webpage configure the Ethernet interface with an IP address that is compatible with your network or PC 5 Save the configuration The 915U 2 module is now ready to use For further configuration instructions see C
144. o address of the 915U 2 module Register The register location where the RSSI value will be stored Save Changes Save changes to non volatile memory The module needs to be restarted for the changes to take effect Save Changes and Save settings to non volatile memory and reboot 915U 2 Once the module Reset completes the reboot sequence all changes are in effect IP Routing Click IP Routing on the menu to change IP routing to other 915U 2 modules in other wired or wireless networks When a 915U 2 module receives an IP frame that is destined for an IP address on a different network it checks to see if the network address matches one of its own interfaces hard wired Ethernet or radio and forwards the frame appropriately However if the IP network address does not match the network address of any of its interfaces the 915U 2 will forward the frame to its default gateway In this case it is assumed that the default gateway has a valid route to the destination In some cases such as routed wireless networks with more than two 915U 2 routers it is not practical to have only one default gateway If more than one next hop router is required the 915U 2 allows for the configuration of up to 100 routing rules A routing rule specifies a destination network or host IP address and the corresponding next hop router gateway to which messages for the specified destination will be forwarded It is assumed that the gateway will then deliver the data
145. o the external Ethernet network All traffic for the external network must be routed through this IP address The radio will use this threshold level when establishing a mesh link with other radios in the system It represents a 0 10096 level of link quality 100 being the best If the link quality is lower than the threshold the link will be ignored Link quality can be monitored on the Connectivity webpage If the link quality is lower than this threshold mesh routes will not be assigned over this link Default value is 35 The radio uses this threshold level when establishing a mesh link with other radios in the system When establishing a mesh the radio sends a broadcast message and then monitors the signal strength from all nodes that respond If any of the signal levels are below the Receive Signal Strength Threshold the mesh link will be ignored The default threshold is 100 dBm and is used in conjunction with the Link Quality Threshold www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Enable Multipath RSSI Algorithm Route Request Idle Time Sec Route Threshold Hops Route Refresh Sec Route Timeout Sec Save and Activate Changes This option should be enabled when the installation is in an environment that is known to have multipath fading This typically occurs when units are installed in buildings or environments where the antennas do
146. oltage source across the positive terminal of the input and ground If using analog input 3 and 4 connect across the input terminal and GND A NOTE Default scaling gives 0 20V for 4 20 mA output on analog 1 and 2 Default scaling for analog 3 and 4 gives 0 5V for 4 20 mA output For voltage input on analog 3 and 4 set both DIP switches to the off position Single Ended Voltage Input 915U 2 Differential Voltage Inputs Al1 amp 2 ALS 24V Analog Input Registers All V 30009 AINT Al2 V 30010 0 20V AIN1 v Sensor o Single Ended Voltage Input A1344 Analog Input Registers AIS V 30011 Bee Al4 V 30012 a Dip Switch setting for Voltage I P GND Figure 20 Voltage Inputs Analog Outputs The 915U 2 module provides two 0 24 mA DC analog outputs for connecting to analog inputs on equipment Such as PLCs DCS and loggers or connecting to instrument indicators for displaying remote analog measurements The 915U 2 analog outputs are a sourcing output and should be connected from the analog output terminal through the device or indicator to ground GND See Figure 21 for connections The LEDs provide level indication depending on current The LEDs appear dimmed for 4 mA and bright for 20 mA Analog Output Analog Output Registers AO1 mA 40001 AO2 mA 40002 Figure 21 Analog Outputs 26 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and
147. on Feature License Keys Feature license keys allow you to upgrade the 915U 2 module with enhanced features or to a more advanced model for example by enabling the Modbus option The feature license keys can be purchased by contacting Cooper Bussmann or your local distributor The module serial number is needed to generate the feature license key The module serial number can be found on the home page see Figure 66 on page 66 You can temporarily enable all feature license options by placing the module in demonstration mode This mode allows full operation of all feature licenses for 16 hours or until the module is restarted To enter a feature license key or use Demonstration Mode click Feature Keys in the menu 78 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Feature License Keys Demonstration Mode Enable Demonstration Mode Not Active Feature License Keys Modbus MOdvIDIH W Z Notes Demonstration mode enables ALL features temporarily They will work for the next boot cycle and for up to 16 hrs of runtime After 16 hrs runtime or a reboot demo mode can be re enabled here A reset is required to activate demonstration mode Save Changes Save Changes and Reset Figure 87 Feature Keys Demonstration Selecting this checkbox and clicking Save Changes and Reset temporarily enables all Mode feature license options for 16 hours or until th
148. onfig for this module see Figure 34 Select the method that will be used to read the configuration data from the module e Ethernet Local Load the configuration from the module using the local Ethernet interface displayed in the list Select IP Address or enter a new address e USB Externally Powered Load the configuration from the module using the local Ethernet interface displayed in the list Select IP Address or enter a new address e Configuration File XML Load a configuration XML file into the currently selected module in the MConfig utility Monitor Comms Displays a diagnostic tool that allows you to look at radio communications between the unit and any equipment it is connected to via radio IO Diagnostics Allows you to view the internal registers for the selected module unit see Figure 35 Program Unit Connecton Method Details Ethernet Local Ethernet IP Address i 192 168 1 1233 CJ USB Externally Powered O File Figure 33 Program Unit Rev Version 1 2 2 www cooperbussmann com wirelessresources 39 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Connection Method Ethernet Local Ethernet IP Address i 192 168 1 123 CJ USB Externally Powered File J 10 Diagnostics Sc General I0 Description Address Count 1 2 3 4 5 6 8 10001 8 Digital Dutputs 1 8 Pulsed Dutputs 46001 4 Pulsed Inputs 36001 4 Analogue
149. ons that are close to either antenna have a greater blocking effect than obstructions in the middle of the radio path For example a group of trees around the antenna is a larger obstruction than a group of trees further away from the antenna Maximum Gain per Region Country Max Gain dB USA Canada Australia New Zealand Europe Typical Antenna Gains Part No Antenna Gain dB DG900 Whip with 15 5m cable 2 Typical Coax Losses 900 MHz CC3 SMA 10 3m Celifoil Coax CC10 SMA 33 10m Cellfoil Coax CC20 SMA 66 20m Cellfoil Coax The 915U 2 module provides a range of test features including displaying the radio signal strength Line of sight paths are only necessary to obtain the maximum range Obstructions reduce the range but may not prevent a reliable path A larger amount of obstruction can be tolerated for shorter distances For very short distances it is possible to mount the antennas inside buildings All radio paths require testing to determine if they are reliable see 5 6 Mesh Network Statistics on page 86 Where it is not possible to achieve reliable communications between two modules a third module may be used to receive the message and re transmit it This module is referred to as a repeater and it may also have input and output I O signals connected to it and may form part of the I O network See 1 1 Overview on page 8 Rev Version 1 2 2 www cooperbussmann com wirelessresources 15 Cooper B
150. or floating point values 48040 48041 onwards Not available 96 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual APPENDIX C EXPANSION I O REGISTERS Adding expansion I O modules to the 915U 2 will automatically add the I O from the 115S modules to the internal 915U 2 I O store To calculate the register location in the I O store find the address of the I O point in the tables in this appendix and then add the offset The offset is the Modbus address multiplied by 20 Examples e Digital input 1 on an 115S 11 with address 5 would be 5x20 10001 10101 e Digital output 2 on an 115S 11 with address 6 would be 6x20 2 122 e Analog input 3 on an 115S 12 with address 3 would be 3x20 30003 30063 e Analog output 8 on an 115S 13 with address 7 would be 7x20 40007 40147 I O Store for 115S 11 Expansion I O Modules VO Store 0001 Offset DIO outputs 1 16 0016 Offset Louie 10001 Offset DIO inputs 1 16 30001 Offset 115S 11 pulsed input rate 1 4 30004 Offset 30005 Offset 115S 11 pulsed input count 30012 Offset 30018 Offset Modbus Last Error code for this 115S module See Expansion I O Error Registers on page 81 40009 Offset Pulsed output target 1 8 1 register per pulsed output 40016 Offset I O Store for 1155 12 Expansion I O Modules VO Store 0001 Offset DIO outputs 1 8 0008 Offset 10008
151. or the modules own Modbus server slave This is the ID that any external Modbus client or Modbus master would require to allow it to read values from the internal Modbus registers for example if a DCS or SCADA computer needs to poll the 915U 2 via TCP or serial connection 60 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Modbus TCP Client and RTU Master Tab Click this tab in the Modbus configuration screen to set the Modbus client scan rate which is common to both the Modbus TCP client and Modbus RTU master see Figure 60 The default rate is 1000 msec Each mapping is configured with a response timeout which is the period of time that the master will wait for a response before indicating the failure on the Comms Fail Register p J Meshing Configuration Utility File Utilities Help a By NewProject Ay IP Address List V Modbus Master TCP Client amp RTU Master 4 Units J 915u 2 1 Modbus TCP Client amp RTU Master Modbus TCP Server amp RTU Slave 4 9 9151 2 2 Fj Mappings ScanRate 1000 ms BB Ethernet re upin Modbus TCP Client RTU Master RS232 Modbus Parameters RS485 Modbus Parameters ii Modine Client Mappings iy 10 Fail Safe Blocks YZ Sensitivity Blocks Local Register IO Count Function Code Destination Device Id Server IP A Server Port Response
152. orks and other wireless ad hoc networks In AODV the network is silent until a connection is needed At that point the network node that needs a connection broadcasts a request for connection Other AODV nodes forward this message and record the node that they heard it from creating an explosion of temporary routes back to the needy node When a node receives such a message and already has a route to the desired node it sends a message backwards through a temporary route to the requesting node The needy node then begins using the route that has the least number of hops through other nodes Unused entries in the routing tables are recycled after a time AWG American wire gauge AWG also known as the Brown amp Sharpe wire gauge is a standardized wire gauge system used predominantly in the United States and Canada for the diameters of round solid nonferrous electrically conducting wire Bandwidth The maximum data transfer speed available to a user through a network Change of state For a digital input a COS is a change from off to on or a change from on to off For an analog input internal analog input or pulse input rate a COS is a configurable value called sensitivity The Canadian Standards Association CSA is a not for profit standards organization that develops standards in 57 areas The CSA registered mark shows that a product has been independently tested and certified to meet recognized standard
153. ot selected when Modbus mappings are configured 56 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Each serial port can be configured to operate in one of the following operating modes e Modbus RTU Master This mode should be configured when the port is operating as a Modbus master for example when Modbus RTU slave devices are connected directly to the serial port e Modbus RTU Slave This operating mode should be used when the port is being used as a Modbus RTU slave for example when a Modbus master Such as DCS or SCADA is connected to the serial port e Expansion I O This operating mode should be selected when ELPRO serial expansion modules are connected to the module Modbus RTU Master To configure a module serial port as a Modbus RTU master click the serial port RS 485 or RS 232 in the project tree and then select Modbus RTU Master from the Operating Mode drop down menu see Figure 55 The Modbus RTU master should be configured if the 915U 2 is acting as a Modbus RTU master and polling Modbus slave devices via the selected serial port It also allows Ethernet Modbus TCP clients connected to the 915U 2 Ethernet port to communicate with Modbus RTU slave devices connected to the configured serial port The 915U 2 makes this possible by internally performing the necessary protocol conversion The conversion is performed by the 915U 2 that is direc
154. p to 30 characters including spaces Update Time sec Time that the output will be updated with the latest received value The time is related to the update time of the pulsed input that is mapped to it For example if the pulsed input update time is configured for 10 seconds the number of pulses will be counted and sent to the receiving module every 10 seconds The receiving module will then output the pulse count over the configured update time 10 seconds Analog Inputs Analog inputs have more configurable options because each input also has a set point assigned to it Analog inputs can also be used as voltage inputs by selecting DIP switches on the 915U 2 modules see DIP Switches on page 20 To configure analog inputs click Analog Inputs under IO in the project tree Select a digital input from the list on the right and click Edit see Figure 45 This displays the IO Edit screen Figure 46 where you can change settings 7 J Meshing Configuration Utility File Utilities Help a y Projecti Wy IP Address List a ij Units RR RS485 Scaling Low and High Values x PA Modbus i 4 By 10 Name Filter sec Lower Setpoir Upper Setp Invert Window Address Low High 5 ff Digital Inputs z i RAI Digital Outputs RRI Pulsed Outputs 2 A12 0 20mA 5 0 0 OFF OFF 30002 0 00mA gt 20 00mA J Analogue Inputs Ni Analogue Outputs 3_ B 0 20mA 5 0 0 OFF OFF 30003
155. peaters because a direct mapping will use the update periods response as a timeout When selected the values are sent to their configured destination when a change of state COS occurs and the value complies with any sensitivity blocks If COS is disabled messages will only be sent on the update period www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Change of State Allows you to set the time period during which the message is delayed from Delay being sent The purpose is to reduce the amount of radio traffic by holding off the transmission to allow more I O COS to the mapping Change of State If this option is selected the Update Time period will reset when a COS is received Reset Update Timer between configured updates This means that the next update will not be sent until a further update period has elapsed This option can be used to reduce the amount of radio traffic produced when multiple mappings are configured Fail Register Allows you to configure a register location that will indicate a communication failure for the configured remote destination address A NOTE The Acknowledge checkbox must be selected for fail registers to work Also the fail register can only be a digital output or internal bit registers 10501 501 and so on Force Register Allows you to configure an I O location that will force the mapping to be sent when the I O location is
156. pings at site B to be sent to Site A Site B Remote a P Cha LE TE a x inverted Digital Input 1 is sent to Any mapping that is being sent to Site Site B register 501 A can be triggered by the Force Updates disabled will only send on Register starts up Figure 40 Startup or Force Configuration Address Map The I O data store provides storage for all I O data both local data and data received from the system The I O store provides four register types two bit registers two word registers two long word registers and two floating point registers In addition each register type supports both inputs and outputs making a total of eight register addresses that are used for physical I O and gateway storage These files are mapped into the address range as described in the following table The addressing uses standard Modbus protocol formatting and is also common to the ELPRO protocol ho lge 1 Word unsigned inputs 16 bit 2500 words Word unsigned outputs 16 bit 2500 words Long inputs 32 bit 20 longwords Float inputs 82 bit 20 floats Long outputs 32 bit 20 longwords Float outputs 32 bit 20 floats 46 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Common I O Registers for the 915U 2 The following table shows the basic on board I O registers available in a standard 915U 2 module with no expansion I O connected to it
157. put signals and transmit the values by radio or Ethernet cabling to another module or modules that have been configured to receive this information The 915U 2 radio is designed to meet the requirements of unlicensed operation for remote monitoring and control of equipment A radio license is not required for the 915U 2 in many countries Input signals that are connected to the module are transmitted and appear as output signals on other modules A transmission occurs whenever a change of state COS occurs on an input signal A COS of a digital or an internal digital input is a change from off to on or a change from on to off For an analog input internal analog input or pulse input rate a COS is a configurable value referred to as sensitivity The default sensitivity is 1000 counts 3 but this value can be changed using the Sensitivity Block configuration page in the MConfig Utility as described in Sensitivity Blocks on page 55 In addition to COS messages update messages are automatically transmitted on a configurable time basis These updates ensure system integrity Pulse inputs counts are accumulated and the total count is transmitted regularly according to the configured update time The 915U 2 modules transmit the input output data using radio or Ethernet The data frame includes the address of the transmitting module and the receiving module so that each transmitted message is acted upon only by the corr
158. r unenforceable under any particular circumstance the balance of the section is intended to apply and the section as a whole is intended to apply in other circumstances It is not the purpose of this section to induce you to infringe any patents or other property right claims or to contest validity of any such claims this section has the sole purpose of protecting the integrity of the free software distribution system which is implemented by public license practices Many people have made generous contributions to the wide range of software distributed through that system in reliance on consistent application of that system it is up to the author donor to decide if he or she is willing to distribute software through any other system and a licensee cannot impose that choice This section is intended to make thoroughly clear what is believed to be a consequence of the rest of this License 8 If the distribution and or use of the Program is restricted in certain countries either by patents or by copyrighted interfaces the original copyright holder who places the Program under this License may add an explicit geographical distribution limitation excluding those countries so that distribution is permitted only in or among countries not thus excluded In such case this License incorporates the limitation as if written in the body of this License 9 The Free Software Foundation may publish revised and or new versions of the General Public License from
159. re are three types of mappings write gather scatter and read Each type has advantages and disadvantages The appropriate mapping to use will depend on the data and requirements of the system e Write mapping A multi 1 O mapping allows multiple sequential values to be sent in one message If you are mapping analog values the maximum I O count is 64 However if you are mapping digitals it can be as many as 1024 because the digitals values are packed into 16 bit words for transmission The mapping is sent on a change of state of any of the values being monitored and also on an update period e Gather scatter mapping A gather scatter mapping is essentially the same as write mapping but instead of sequential register it allows different I O types to be sent in a single message All I O types including digital analog long 82 bit registers and floating point values can be sent in a single message A gather scatter mapping has a maximum I O count of 32 values of any data type digital analog longs or floats e Read mappings Read mappings are similar to write mappings in that they allow multiple sequential values to be sent However instead of writing the values to another module it sends a message or polls the sending module and requests that the values be sent This type of mapping is more like a polling system because the receiving station initiates when it wants to communicate for example by sending a read request when it require
160. rictly prohibited for use with this device 2 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual FCC Notice The 915U 2 module complies with Part 15 247 of the FCC rules Operation is subject to the following two conditions e This device may not cause harmful interference and e This device must accept any interference received including interference that may cause undesired operation The 915U 2 module must be installed in a suitable enclosure that provides mechanical shock and fire hazard protection This device must be operated as supplied by ELPRO Any changes or modifications made to the device without the written consent of ELPRO may void the user s authority to operate the device This device must be installed by professional installers in compliance with 47 CFR Part 15 Subpart C Section 15 203 and 15 205 who will be responsible for maintaining EIRP no greater than 36 dBm in accordance with 47 CFR Part 15 Subpart C Section 15 247 b 2 4 In accordance with 47 CFR Part 15 Subpart C Section 15 203 only the following antenna coax cable kits combinations can be used Net Part 15 This device has been tested and found to comply with the limits for a Class B digital device pursuant to Part15 of the FCC rules Code of Federal Regulations 47CFR Part 15 Operation is subject to the condition that this device does not cause harmful interference
161. ring the other work under the scope of this License 3 You may copy and distribute the Program or a work based on it under Section 2 in object code or executable form under the terms of Sections 1 and 2 above provided that you also do one of the following 104 a Accompany it with the complete corresponding machine readable source code which must be distributed under the terms of Sections 1 and 2 above on a medium customarily used for software interchange or Accompany it with a written offer valid for at least three years to give any third party for a charge no more than your cost of physically performing source distribution a complete machine readable copy of the corresponding source code to be distributed under the terms of Sections 1 and 2 above on a medium customarily used for software interchange or Accompany it with the information you received as to the offer to distribute corresponding source code This alternative is allowed only for noncommercial distribution and only if you received the program in object code or executable form with such an offer in accord with Subsection b above The source code for a work means the preferred form of the work for making modifications to it For an executable work complete source code means all the source code for all modules it contains plus any associated interface definition files plus the scripts used to control compilation and installation of the executable However as a spe
162. rinted label on the side of the module The ping response should look similar to Figure 27 Rev Version 1 2 2 www cooperbussmann com wirelessresources 33 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual c Command Prompt Figure 27 Ping 8 After verifying the connection you are ready to configure modules using MConfig or the Web based configuration utility For information on MConfig see 4 2 MConfig Utility For information on the Web based utility see 4 3 Web Based Configuration Utility 4 2 MConfig Utility The MConfig configuration utility is a Windows based software program that allows system wide configuration and diagnostics for WIBMesh and WIBNet based products The utility can be downloaded from the Cooper Bussmann website and is compatible with all current Windows versions MConfig uses a simple point and click interface that allows you to create projects adjust parameters to suit the application specifics program and diagnose all from a single point You can also configure advanced settings including e Over the radio link configuration and diagnostics e Gateway functionality for Modbus TCP and RTU protocols e Radio communications monitoring e I O point naming Downloading and Installing MConfig The MConfig Utility is provided as a zip file from the download section of the Cooper Bussmann website Configuration of the 915U 2 module can be performed via USB or Ethernet connection a
163. rn the communication paths each time the module comes back on line Dual Band Operation The 915U 2 radio band is split into two sub bands 902 914 MHz low and 915 928 MHz high The radio sub band can be changed by selecting the hopset band on the Radio webpage of the Web based configuration utility see Radio Settings on page 69 In countries that utilize the full 902 928 MHz bandwidth such as the United States and Canada the 915U 2 uses both sub bands which makes it possible to force the frequency hopping to the other band high or low to avoid radio interference and to separate systems In other countries such as Australia and New Zealand this option is unavailable because of the single band Radio Path Reliability Radio paths over short distances can operate reliably with a large amount of path obstruction As the path distance increases the amount of obstruction that can be tolerated decreases At the maximum reliable distance line of sight is required for reliable operation The curvature of the earth becomes more of an obstacle if the path is greater than several kilometers or miles and allowance needs to be made for this For example the earth s curvature over five miles 8 km is approx 10 feet 8m requiring antennas to be elevated at least 13 feet 4m to achieve line of sight even if the path is flat A radio path may act reliably in good weather but poorly in bad weather This is called a marginal radio pat
164. s Normal Reset Total time 1 20sec Reset Mg z Green LED Normal Operation Normal Operation Red LED 2Sec i Green Red Orange Colour LED 125ec Green Red Fast Flash Boot Stage 1 Green Red Slow Flash Boot Stage 2 Figure 22 Boot Sequence Rev Version 1 2 2 www cooperbussmann com wirelessresources 27 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Input and Output Indicators Flashing Orange Long On Update failure fail safe state is on Flashing Orange Long Off Update failure fail safe state is off Digital Inputs LEDs display the status of each of the eight DIOs when used as inputs If the LED is on it indicates that the input is on 08000 9 0 Digital Outputs When the DIOs are used as outputs the LEDs display the status of each of the digital outputs If an LED is on it indicates that the output is on The LEDs also indicate if the output is in a fail safe state by flashing at different rates If an LED is mostly on long on it indicates that the fail safe state shown on the Digital Output Configuration page in MConfig Utility is on If an LED is mostly off long off it indicates that the fail safe state shown on the Digital Output Configuration page in MConfig Utility is off See Fail safe Blocks on page 53 for details Analog Inputs There are two LEDs for each differential analog input The first LED is used to indicate that the ana
165. s depending on the configuration described below The Modbus RTU master polls the slave devices via the serial port configured in the mappings Modbus RTU serial devices can also be polled if connected to remote 915U 2 serial ports To enable this feature the remote 915U 2 serial port must be set to Modbus RTU Master mode and the TCP mappings must reflect the correct server IP address and port number of the remote 915U 2 Polling TCP servers or RTU slaves over the radio network will greatly increase radio communications and is not recommended for busy systems Example The Modbus RTU mapping is very similar to the Modbus TCP mapping except that the destination is a serial interface instead of an Ethernet address and port In the example in Figure 63 the first mapping 1 shows a read mapping from a serial device connected on the RS 485 port with a device ID of 5 It is reading one I O point starting at remote address 30001 and writing the value into the local address 40501 It is configured with a response timeout of 1000 msec and local register 508 will indicate a failure to communicate with this device Response Timeout Comm Fail Register 1000 10001 40001 15233 1000 Figure 63 Modbus RTU Example Rev Version 1 2 2 www cooperbussmann com wirelessresources 63 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual The second mapping 2 shows a read mapping from a serial device connected on the RS 485 por
166. s for safety or performance A Distributed Control System DCS is a computerized control system used to control the production line in industry The entire system of controllers is connected by networks for communication and monitoring DHCP Dynamic Host Configuration Protocol is a utility that enables a server to dynamically assign IP addresses from a predefined list and limit their time of use so that they can be reassigned Without DHCP an IT manager would need to manually enter in all the IP addresses of all the computers on the network When DHCP is used whenever a computer logs onto the network an IP address is automatically assigned to it Digital input output A DIN rail is a metal rail of a standard type widely used for mounting circuit breakers and industrial control equipment inside equipment racks Domain name service DNS is a program that translates URLs to IP addresses by accessing a database maintained on a collection of Internet servers The program works behind the scenes to facilitate surfing the Web with alpha versus numeric addresses A DNS server converts a name like mywebsite com to a series of numbers like 107 22 55 26 Every website has its own specific IP address on the Internet An alphanumeric letters and or numbers series that enables data to be encrypted and then decrypted so it can be safely shared among members of a network WEP uses an encryption key that automatically encrypts outgoing wireless
167. s the information or by sending a request on a timed basis 42 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Adding or Editing Mapping Parameters To add a new mapping for a module or to edit existing mapping parameters open the module in the project tree click Mappings and then click Add or Edit Figure 39 provides an example of a gather scatter mapping Name Destination Rev Version 1 2 2 J Mapping Mapping Type Gather Scatter Destination Name Mapping 2 10 Local Name Local Address Remote Name Remote Address 7 Acknowledge Change of State z Enable Ga Delay s 0 4 Enable Mapping 915U 2 1 Radio IP x ANT 0 20mA 30001 A A01 40001 192 168 100 2 n pn 10001 n D01 1 10 Count 4 i VBatt 30007 i A02 40002 Invert Ay PinCountt 36001 NA Pot 46001 Update Time hh mm ss 00 10 00 Disable Offset Time hh mm ss Reset Update Timer o Registers Fail Register DOS v l B Force Register 10505 v Figure 39 Gather Scatter Mapping Each mapping can be given a name for reference purposes Provides two standard choices as well as a radio IP and an Ethernet IP address for each 915U 2 module in the project tree Local Host This option is the standard name given to the address of the loopback network interface and refers to the
168. see Adding Units to a Project on page 37 New modules are assigned a radio address based from this default The radio IP address can also be manually edited by clicking the 915U 2 module in the project tree and then clicking Edit See Figure 32 The Ethernet IP address can be edited by clicking Ethernet in the project tree and then entering in an appropriate address and network mask This page also allows the Ethernet interface to be disabled by deselecting the Enabled checkbox In addition selecting the Obtain IP Address Automatically checkbox will enable the module to communicate with a DHCP Dynamic Host Configuration Protocol server if available which will then assigns it an IP address The default gateway address can also be edited here or disabled by selecting the Use Default Gateway checkbox J Meshing Configuration Utility File Utilities Help a By Projecti i8 IP Address List V Enabled Ethernet Port Obtain IP Address Automatically IP Address 199 168 1 123 IP Network Mask 255 255 255 0 J 915u 2 1 7 V Use Default Gateway 192 1681 123 Version 1 2 build 51 Figure 37 Ethernet Rev Version 1 2 2 www cooperbussmann com wirelessresources 41 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Mappings Mappings are used to send I O values between 915U 2 modules The I O value is typically sent via the radio interface but
169. signed at startup or permanently assigned All TCP IP messages contain the address of the destination network as well as the address of the destination station This enables TCP IP messages to be transmitted to multiple networks subnets within an organization or worldwide Transistor transistor logic TTL is a class of digital circuits built from bipolar junction transistors and resistors It is called TTL logic because both the logic gating function AND and the amplifying function are performed by transistors Wide area network WAN is a communication system of connecting PCs and other computing devices across a large local regional national or international geographic area Also used to distinguish between phone based data networks and Wi Fi Phone networks are considered WANs and Wi Fi networks are considered Wireless Local Area Networks WLANs Wired Equivalent Privacy WEP is a basic wireless security provided by Wi Fi In some instances WEP may be all a home or small business user needs to protect wireless data WEP is available in 40 bit also called 64 bit or in 108 bit also called 128 bit encryption modes As 108 bit encryption provides a longer algorithm that takes longer to decode it can provide better security than basic 40 bit 64 bit encryption Wireless Fidelity An interoperability certification for wireless local area network LAN products based on the Institute of Electrical and Electronics Engineers IEEE 802
170. t on the network 65024 FEOO Invalid Response from Command type or slave address did not match request probably Slave another unit 64512 FCOO Server Offline Could not connect to the Modbus TCP server 63488 F800 Invalid Local Memory Local address is invalid in the command The memory location does Address not exist or is not initialized 65535 FFFF No Response to the There was no response to the poll message Poll Rev Version 1 2 2 www cooperbussmann com wirelessresources 99 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual APPENDIX E PHYSICAL I O REGISTERS 0 DigtalP0g 10006 e Doas fhos e maom oo S manaog o S Analog Input 3 mA 30003 i Analog Input 4 mA 30004 i s input 5 LosalV Suy feos o Input 6 Local 24V Analogloop laws nput7 LocalV Battery 30007 Input 8 Local V Expansion vo f Analog putt Vol DD o S Analog Input vo 30010 Analog Imput3 vo on S Analog Input4 Volts SOTA PuseRatet oo o S Pusse oo i oo S a y S Passpo ooo yo S Analog tseo y oo S Analog 2Set pont i oo S anaoga Setpoint oo S Analog 4Set pont 10012 Analog 5 Set point 10018 Analog Set point 10014 Analog 7 Set point 10015 Analog 8 Setpa 10016 Analog Set point 10017 Analog 0 Set point 10018 Analog 11 Set point E Analog 12 Set point 10020 Analog Output a000 Analog Outputg a 40002 Pulsed input Cout 3000136002 Pulsed input 2 Cout 3000336
171. t using mp SURECOM EP 320 R 100 10M PCI This conmection uses the following items W Bl Cient tor Microsoft Networks i File and Printer Sharing for Microsoft Networks w Mi QoS Packet Scheduler Description ml Transmission Control ProtocalAintemet Protocol The default wide area network protocol that prowdes communication across diverse interconnected networks C Show icon in notification area when connected Notify me when this connection has limited or no connectivity Figure 25 Local Area Connection Properties 6 On the General tab enter IP address 192 168 0 1 and subnet mask 255 255 255 0 and then click OK Internet Protocol TCP IP Properties General Yau can get IP setings assigned sulomabcalk if pour nebeodk supports this capability Diheswise you need to ask pour newak admmisir the appropiiate IP settings O Obtain an IP address automaticaly Use the following IP address IP address 192 168 0 1 Subnet mask 25 25 55 0 Detaul gateway NO fan DNS server addres automatically Use the folowing DNS server addresses Preferred DNS server Alterate DNS server Figure 26 TCP IP Properties 7 Verify the Ethernet connection to the module by using the ping command c From the Windows Start menu choose Run and then type command A command prompt DOS window appears d Type ping 192 168 0 1XX where XX is the last two digits of the serial number shown on the p
172. t with a device ID of 5 It is reading 16 I O points starting at remote address 10001 and writing the value into the local address 501 It is configured with a response timeout of 1000 msec and local register 507 will indicate a failure to communicate with this device The third mapping 8 is a write mapping that will write the local battery voltage Reg 30007 to register 40001 ona serial device connected on the RS 232 with a device ID of 6 Again the response timeout is 1000 msec and it has a communications fail register of 506 Modbus Master TCP Client amp RTU Master RS485 Operating Mode is incorrect for RTU Master mappings Modbus TCP Client amp RTU Master Modbus TCP Server amp RTU Slave ScanRate 1000 2 ms Modbus TCP Client RTU Master RS232 Modbus Parameters RS485 Modbus Parameters Operating Mode RTU Master mappings require the Operating Mode to be Modbus RTU Master Baud Rate 9600 Data Format 8Ni Flow Control None Figure 64 Operating Mode Error A NOTE MConfig will indicate whether the serial port Operating Mode is not set or set to the wrong mode To change the mode click the RS 232 or RS 485 Modbus Parameter tab RS 232 RS 485 Modbus Parameters The RS 232 and RS 485 Modbus Parameters tabs show the configuration parameters for the RS 232 and RS 485 ports These parameters are exactly the same as the serial parameters described in Serial Configuration
173. tes on communication failure to another module This can be used to provide an external alarm indicating that there is a system fault Indicating a Communications Problem Communications problems can be indicated using fail to transmit alarms or fail to receive alarms These alarms can be configured using the Mapping screen within the MConfig Utility see Mappings on page 42 30 e Fail to transmit Alarm The first method is to setup a communications indication on a register of your choice when configuring a mapping This can be done using an existing mapping no need to setup a special communications mapping When entering a block write or gather scatter mapping enter a register location for a communications failure in the Fail Register field This register can be a local DIO Reg 1 8 or an internal register Whenever the module tries to send this mapping and fails to get a response ACK it will turn on the physical output if using a DIO reg1 8 to display the alarm or if using an internal register the value will switch from 0 to 1 The communications failure indication will clear on the next successful transmission of the mapping This method will work with any number of repeaters in the link However it will only indicate a failure to transmit if the Acknowledge checkbox is selected in the mapping It will not provide a fail indication if the mappings are configured as transmit only Acknowledge checkbox is not selected
174. tination address is 10 0 0 3 and the number of hops is two The next address is 10 0 0 2 because all communications will pass through Repeater Site 2 Entry 3 is also similar to entries 1 and 2 except the destination address is 10 0 0 4 and the number of hops is three The next address will be the same as the other two routes because all communications will pass through 10 0 0 2 Mesh Fixed Routing Rules Figure 73 Mesh Fixed Route Gateway Figure 74 shows the mesh fixed routes for Repeater Site 2 The first entry shows the communication path back to Site 1 therefore the destination IP and next address are configured with the address 10 0 0 1 Site 1 Because Site 2 is a repeater for Site 4 the second route shows the destination as Site 4 with Site 3 as the next address The mesh fixed route configurations for the other remote modems will have similar routing rules but the configuration will reflect the required communication paths 72 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Mesh Fixed Routing Rules Figure 74 Mesh Fixed Route Repeater Site 2 After configuring all remote sites you can check the communications paths by clicking Network Diagnostics on the menu entering in the destination address in the Remote IP Address field and then clicking Trace Route In Figure 75 the trace route for the remote address 10 0 0 4 Sit
175. ting because the vulcanizing seal can be easily removed stretch to elongate sealant tape while wrapping over the connection For proper UV protection Electrical Tape should then be wrapped over the Vulcanising Tape Figure 6 Wrapping Coaxial Connections Where antennas are mounted on elevated masts the masts should be effectively earthed grounded to avoid lightning surges For high lightning risk areas surge suppression devices between the module and the antenna are recommended If the antenna is not already shielded from lightning strike via an adjacent earthed grounded structure a lightning rod may be installed above the antenna to provide shielding Dipole and Collinear Antennas Collinear antennas transmit the same amount of radio power in all directions and are easy to install and use because they do not need to be aligned to the destination The dipole antenna with integral 15 ft cable does not require an additional coaxial cable However a cable must be used with collinear antennas In order to obtain the maximum range collinear and dipole antennas should be mounted vertically preferably one wavelength away from a wall or mast 16 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Wavelengths 1 wavelength 150 MHz 200 cm n aoaaa 450 MHz 66 cm 900 MHz 33 cm 2 4 GHz 13 cm Easton COLINEAR ANTENNA WEATHERPROOF CONNEC
176. tion Webpage Click Module Information from the menu to change the following information for the module With the exception of the password the information entered here is displayed on the module s home configuration webpage Username Password Device Name Owner Contact Description Location Configuration Version System Tools Click System Tools on the menu to perform administrative tasks such as clearing the system log reading or writing the module configuration or performing firmware upgrades 74 Username used to access configuration on the module The default is user If you change the username take care to remember the new name because you will need it to access the module in the future Password used to access configuration on the module The default is user If you change the password take care to remember the new password because you will need it to access the module in future Allows you to label the module This is also the DNS host name given to the module if it is used with a DHCP client Module owner name Contact details can include a phone number email address and so on Description of the module Physical location of the module Configuration version description System Tools system Log file Clear System log Read Configuration file Write Configuration file Firmware Upgrade Product Reconfiguration Factory Default Configuration Reset System Log File Clear System Lo
177. tion code is Read from IP address 192 168 0 17 and device ID 10 It will read eight values starting from address 10001 and write them to the local address starting at 501 Again it is using the same server port of 502 If the mapping fails to communicate to the TCP server it will write a value of 1 into local register 507 indicating that mapping failed to communicate The third mapping 3 is similar to the second mapping but instead of reading from the local Ethernet subnet LAN it is reading from an IP address on the radio network another 915U 2 module The Function code is Read from IP address 192 168 10 101 and device ID 1 It will read four values starting from address 10001 and write them to the local address starting at 509 A Comms Fail register is configured at local register 506 The fourth mapping 4 is configured to write the values from the local analog input 1 and 2 across to a TCP server at IP address 192 168 0 17 It will write the values into the destination address 40001 and 40002 at device ID of 10 It is using the TCP server port 502 and is configured with a response time of 1000 msec If it fails to communicate it will turn on local register 505 Modbus RTU Master Modbus RTU functionality allows connections to Modbus RTU slave devices via the RS 232 or RS 485 ports The maximum number of mappings that can be configured is 100 All Modbus mappings are directed to or from the onboard I O register
178. tly connected to the Modbus serial device only this module needs to have Modbus TCP to RTU gateway enabled Meshing Configuration Utility File Utilities Help a By NewProject Bo Operating Mode 9151 27 Baud Rate 9500 gt 9151 2 1 5 9150 2 2 915U 2 3 Flow Control None Pi Yersion 1 1 d i 915U 2 4 Modbus RTU Master asd Fy Mappings ba BG Ethernet Port Number Data Format ahi bag JH RS232 Si R5485 Request Pause P Modbus 10 Response Wait Connection Timeout 6 Maximum Tries Maximum Number of connections 2 mH We BE mA BE BE Version 1 2 build 51 Figure 55 Modbus TCP RTU When a serial port is configured as a Modbus RTU master there are a number of parameters Such as baud rate data format and flow control that can be adjusted depending on the devices connected Port Number TCP Port number configured for the serial port A standard port number will be assigned depending on the port An RS 232 port is assigned 503 and an RS 485 port is assigned 504 Generally these port numbers only need to be changed if the TSP client is using a non standard port number Request Pause Delay between serial requests in milliseconds Response Wait Serial response timeout period in milliseconds A serial retry is sent if a response is not received within this timeout period Rev Version 1 2 2 www cooperbussmann com wirelessresources 57 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Man
179. ual Connection Timeout TCP connection timeout period in seconds If no Modbus TCP data is received within this timeout period the TCP connection will be dropped Set this field to zero for no timeout Maximum Tries Maximum number of request retries that are performed on the serial port Maximum Number Maximum number of simultaneous TCP connections that can be made to the TCP of Connections server Serial Expansion I O To change serial port parameters for expansion I O click the serial port RS 485 or RS 232 in the project tree and then click Expansion I O in the Operating Mode drop down menu see Figure 56 By default the RS 485 port is automatically enabled for expansion I O This is to allow you to connect serial expansion I O modules with minimal or no module configuration When you add an ELPRO Expansion I O module such as an 115S 11 1155 12 or 1155 13 to the RS 485 port of the 915U 2 the I O is automatically available from within the I O store of the 915U 2 See Appendix E for location addresses or refer to the 115S Expansion I O User Manual The default data rate and data format are standard 9600 N81 with no flow control which matches the default serial baud rate and data format of the 115S serial expansion module Serial parameters can be adjusted for compatibility or faster serial performance If you change the baud rate or data format the serial port parameters on the expansion I O module also need to be changed To do t
180. ue Invalidate on Fail Fail Value Apply J Fail Safe Block First Register Fail Time Out s lasa 60 Register s State Rules Preset Yalue J Initialise At StartUp Fail Value F Invalidate On Fail Figure 51 Fail safe Block Digital Starting register to which the fail safe block applies Time period before the fail safe state will be activated Number of outputs to which the fail safe block applies Indicates the outputs will be initialized when the module is first powered on Used in conjunction with the preset value Value the registers are set to when the module is powered on and the Initialize at Startup checkbox is selected If a digital value is selected the preset value will be either on or off If an analog value is selected the preset value will be a value between 0 and 65535 When selected the value is set to a null or invalidated value if an update is not received before the fail timeout period expires Value that the registers are set to if an update is not received before the fail timeout period expires and the Invalidate on Fail checkbox is not selected If a digital value is selected the preset value will be either On or Off If an analog value is selected the preset value will be a value between O and 65535 Saves the settings www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Invalid Register Stat
181. up to 230 400 baud This port supports Modbus protocol The RS 232 port is provided by an RJ 45 connector wired as a DCE according to the EIA 562 Electrical Standard RJ 45 Signal Required Signalname Connector o IR Ringindicator pipo Data Garr Detect DTR Y Data Terminal Ready Receive Data from 915U 2 7 les CleartoSend e Rs 7 RequesttoSed RS 485 port with Modbus Support The 915U 2 module provides an RS 485 serial port that supports operations at data rates up to 230 400 baud The default baud rate is 9600 baud no parity 8 data bits and 1 stop bit which matches the 115S serial expansion module defaults This port supports the Modbus protocol The RS 485 port terminal is hosted on the four way expansion connector on the bottom edge of the module An on board RS 485 termination resistor provides line attenuation for long runs As a general rule termination resistors should be placed at each end of the RS 485 cable When using 1155 expansion I O modules remember to enable the RS 485 termination resistor switch that is located on the end module Expansion I O Power and RS485 serial connection Figure 10 RS 485 Connections Rev Version 1 2 2 www cooperbussmann com wirelessresources 19 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Side Access Configuration Panel A small access panel on the side of the module hides a factory boot switch USB host port and a small bank of
182. ussmann 915U 2 Wireless Mesh I O and Gateway User Manual An antenna should be connected to the module via 50 ohm coaxial cable such as RG58 RG213 or Cellfoil and terminated with a male SMA coaxial connector The higher the antenna is mounted the greater the transmission range However as the length of the coaxial cable increases so do cable losses For use on unlicensed frequency channels there are several types of suitable antennas It is important to choose antennas carefully in order to avoid contravening the maximum power limit on the unlicensed channel If in doubt contact your distributor The net gain of an antenna and cable configuration is the gain of the antenna in dBi less the loss in the coaxial cable in dB The net gain of the antenna and cable configuration is determined by adding the antenna gain and the cable loss For example a six element Yagi with 70 feet 20m of Cellfoil cable has a net gain of 4 dB 10 6 dB Connections between the antenna and coaxial cable should be carefully taped to prevent ingress of moisture Moisture ingress in the coaxial cable is a common cause for problems with radio systems because it greatly increases radio losses We recommend that the connection be taped first with a layer of PVC tape next with a vulcanizing tape Such as 3M 23 tape and finally with another layer of PVC UV stabilized insulating tape The first layer of tape allows the joint to be easily inspected when troubleshoo
183. uts 38001 38004 will be 0 5 mA inputs 38005 38012 will be in volts and inputs 38013 38016 will be in hertz A sensitivity value is needed for analog inputs in order to prevent the module from sending every single bit change of an analog value and subsequently saturating the radio channel with unwanted COS messages If a lower sensitivity is required the sensitivity block can be adjusted However care should be taken to not reduce the sensitivity to the point where radio messages are so frequent due to a sensitivity change that it saturates the radio network There is a fine line between adjusting system parameters to receive up to date data and overloading the radio communications A total of 50 sensitivity blocks can be configured for different registers or different values To change sensitivity blocks for a module click Sensitivity Blocks in the project tree see Figure 53 The screen lists existing sensitivity blocks for this module To add a new sensitivity block click Add To edit an existing sensitivity block select it in list on the right and click Edit This displays the IO Edit screen see Figure 54 where you can change settings To delete a sensitivity block select it in the list and click Delete Rev Version 1 2 2 www cooperbussmann com wirelessresources 55 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual J Meshing Configuration Utility File Utilities Help a 3 Projecto By IP Address List a jij Units PE
184. verbatim copies of the Program s source code as you receive it in any medium provided that you conspicuously and appropriately publish on each copy an appropriate copyright notice and Rev Version 1 2 2 www cooperbussmann com wirelessresources 103 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual disclaimer of warranty keep intact all the notices that refer to this License and to the absence of any warranty and give any other recipients of the Program a copy of this License along with the Program You may charge a fee for the physical act of transferring a copy and you may at your option offer warranty protection in exchange for a fee You may modify your copy or copies of the Program or any portion of it thus forming a work based on the Program and copy and distribute such modifications or work under the terms of Section 1 above provided that you also meet all of these conditions a You must cause the modified files to carry prominent notices stating that you changed the files and the date of any change You must cause any work that you distribute or publish that in whole or in part contains or is derived from the Program or any part thereof to be licensed as a whole at no charge to all third parties under the terms of this License If the modified program normally reads commands interactively when run you must cause it when started running for such interactive use in the most ordinary way to print or display a
185. wProject Ay IP Address List V Modbus Master TCP Client amp RTU Master a fil Units J 915u 2 1 Modbus TCP Client amp RTU Master Modbus TCP Server amp RTU Slave ScanRate 1000 amp ms Modbus TCP Client RTU Master RS232 Modbus Parameters RS485 Modbus Parameters Client Mappings Function Code Destination Device Id Server IPA Version 1 2 build 51 Figure 57 Modbus Configuration Modbus Master TCP Used to enable the Modbus master TCP client and RTU master When this is disabled Client amp RTU Master the screen appears as in Figure 58 Scan Rate Allows you to adjust the Modbus polling scan rate Rev Version 1 2 2 www cooperbussmann com wirelessresources 59 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual J Meshing Configuration Utility bajba File Utilities Window Help 4 By Mark Edac AY IP Address List T Modbus Master TCP Client amp RTU Master ivo aa System Radio Networks 5 a j Units Modbus TCP Server amp RTU Slave 4 Device 3 b PH Mappings gt aa Networking 3 i2 Ethernet Device ID 1 ii RS232 PR RS485 EJ Modbus i ob Wg IO bd Q Fail Safe Blocks 3 Lu Sensitivity Blocks J Device 1 101 J Device 2 163 T Modbus TCP Server Enabled 0 msg min Version 1 4 build 125 Figure 58 Modbus Master TCP Client 4 RTU Master Disabled Modbus TCP Server and RTU Slave Tab
186. workMask 255 255 255 0 V IP Gateway Mode Ethernet Address 192 168 1 123 Notes Figure 105 IP Gateway Mode 2 For each remote module configure the default gateway address to point back to the radio IP address of the gateway module a Click a remote module in the project tree and then click Ethernet b Select the Use Default Gateway checkbox and enter the radio IP address of the gateway module V Enabled Ethernet Port Obtain IP Address Automatically IP Address 192 eso Use Default Gateway Figure 106 Default Gateway c Make sure that the Ethernet IP network address of the remote module is either on a different subnet than the gateway module or disabled If the remote Ethernet ports are not used they can all be configured with the same IP address or be disabled Disabling them will mean that you can no longer access the module s configuration locally via Ethernet and configuration can only be accessed via USB connection to the module To disable Ethernet ports deselect the Enabled checkbox 108 www cooperbussmann com wirelessresources Rev Version 1 2 2 Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Enabled Ethernet Port Obtain IP Address Automatically IP Address IP Network Mask Jog 955 255 0 Use Default Gateway 1 0 mO mi Figure 107 IP Address Range 3 Configure the default gateway address on the PC to match the gateway module s Eth
187. y efficient protocol for radio communications because the messages are sent using exception reporting only transmitting when there is a change of an input signal rather than transmitting all of the time Update messages can also be configured at a predetermined time for integrity checks Rev Version 1 2 2 www cooperbussmann com wirelessresources Cooper Bussmann 915U 2 Wireless Mesh I O and Gateway User Manual Each message can be comprised of multiple I O values referred to as a block of I O The messages use error checking and return acknowledgment for greater reliability Up to four attempts are made when transmitting the message over each hop of the radio path and if no acknowledgment is received a Comms indication can be flagged The on board I O includes eight discrete I O two single ended analog inputs two differential analog inputs and two current sourcing analog outputs Each discrete I O can function as either a discrete input voltage free contact input or discrete output transistor output Each I O point is linked to separate I O registers within the I O data store The following internal I O can be accessed from the I O store The inputs can be used to interpret the status of a single module or an entire system e Battery voltage The battery terminal voltage displayed as an analog value e Loop supply The 24 Vdc analog loop supply ALS used to power analog current loops displayed as an analog value e Expa

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