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BusWorks® 900EN Series – Modbus TCP/IP 10
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1. 15 TO 36VDC 1B3 S INPUT POWER lL N IS ISOLATED S EARTH GROUND CAUTION Risk of Electric Shock More than one disconnect switch may be required to de energize equipment before servicing IMPORTANT External Fuse If unit is powered from a supply capable of delivering more than 1A to the unit it is recommended that this current be limited via a high surge tolerant fuse rated for a maximum current of 1A or less for example see Bel Fuse MJS1 v Connect analog input signals to the input terminals as shown below according to your model Ranges 0 20mA 4 20mA 0 11 17mMA 0 1mA DC SHiELDED pst CABLE DC CURRENT 961EN INO INO IN1 IN1 INPUTS 0 1 aiel2lokx 16 15 14 13 12 11 Ranges 10V 5V 2 5V 1 25V 625mV 313mvV 156mV 78mV SHIELDED CABLE aleialebay INO INO IN1 IN1 16 15 14 13 12 11 INPUTS 0 1 4 g NOTE 1 THIS GROUND CONNECTION IS RECOMMENDED FOR BEST RESULTS IF SENSORS ARE INHERENTLY CONNECTED TO GROUND USE CAUTION AND AVOID MAKING ADDITIONAL GROUND CONNECTIONS WHICH COULD GENERATE GROUND LOOPS AND MEASUREMENT ERROR AC CURRENT SENSOR RED WIRE 5020 350 BLACK WIRE AC CURRENT SENSOR INPUT 961EN 2 WIRE TRANSMITTER 961EN Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Em
2. Case Material Self extinguishing NYLON type 6 6 polyamide thermoplastic UL94 V 2 color beige general purpose NEMA Type 1 enclosure Printed Circuit Boards Military grade FR 4 epoxy glass Shipping Weight 1 pound 0 45 Kg packed Safety Approvals CE marked EMC Directive 89 336 EEC UL Listed Agency Approvals UL3121 First Edition UL1604 cUL Listed Canada Standard C22 2 No 1010 1 92 Hazardous Locations Class 1 Division 2 Groups A B C D Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com 36 BusWorks 961 962EN Module User s Manual Environmental CAUTION Do not exceed 36VDC peak to avoid damage to the module External Fuse Select a high surge tolerant fuse rated for 1A or less to protect unit CAUTION Risk of Electric Shock More than one disconnect switch may be required to de energize the equipment before servicing These limits represent the minimum requirements of the standard but product has typically been tested to comply with higher standards in some cases Ethernet Differential IAV Input Operating Temperature 25 C to 70 C 13 F to 158 F Storage Temperature 40 C to 85 C 40 F to 185 F Relative Humidity 5 to 95 non condensing Power Requirements 15 36V DC SELV Safety Extra Low Voltage 2W Observe proper polarity See table for current Supply 961 962EN 4006 Current Draw 103mA Typical 1143mA
3. 16 15 14 13 12 11 INO INO IN1 IN1 INPUTS 0 1 4 wo 10V 962EN INO INO IN1 IN1 16 15 14 13 12 11 AAAS INPUTS 0 1 4 W DIFFERENTIAL VOLTAGE MONITORING NOTE 962EN INPUTS ARE NOT ISOLATED CHANNEL TO CHANNEL EXCEPT FOR COMMON MODE VOLTAGES LESS THAN 12V AS SUCH LIMIT BRIDGE EXCITATION TO 10V OR LESS v Connect Earth Ground as shown in the connection drawings above Earth Ground Additionally connect the GND terminal TB3 33 to earth ground The ground connections noted are recommended for best results If sensors are already grounded use caution and avoid making additional ground connections which could create ground loops The plastic module housing does not require earth ground Warning To comply with safety and performance standards use shielded cable and connect earth ground as noted Failure to use good wiring and grounding practices may be unsafe and hurt performance Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com 8 BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input WEB BROWSER Home Page This module supports Modbus over TCP IP You may use your own software to issue Modbus command to this module see Modbus Registers or you may use a standard
4. 1 Write to the appropriate Port Input Range Register to select the input range to be calibrated for your channel of interest 2 Write 24106 5E2AH into the Calibration Access Register to remove write protection from the calibration registers 3 Apply the zero calibration signal Cal Lo see table to the input to be calibrated and allow the input to settle about 10 seconds 4 Write a 16 bit value to the Zero Calibration Register with a set bit in the bit position that corresponds to the channel number to be calibrated one channel at a time If you were calibrating the zero of channel 5 you would write 0x0020 to the Zero Calibration Register The module will replace calibration coefficients immediately no reset needed 5 Apply the full scale calibration signal Cal Hi see table to the input to be calibrated and allow the input to settle about 10 seconds 6 Write a 16 bit value to the Span Calibration Register with a set bit in the bit position that corresponds to the channel number of the channel to be calibrated one channel at a time For example if you wanted to calibrate the span of channel 0 write 0x0001 to the Span Cal Register 7 Write to the Port Input Range Register to select the next range to be calibrated for this channel Repeat steps 3 6 for the next range as required 8 Repeat steps 3 7 for the other channels as required 9 When finished calibrating write 0x0000 to the Calibration Access Register Holdin
5. Uses port 502 reserved for Modbus Transient Protection Transient Voltage Suppressors TVS are applied differentially at the transmit and receive channels Additionally the metal shield is coupled to the earth ground terminal via an isolation capacitor and TVS Data Rate Auto sensed 10Mbps or 100Mbps Duplex Auto negotiated Full or Half Duplex Compliance IEEE 802 3 802 3u 802 3x Modbus TCP IP Protocol Support Up to 10 sockets may be selected Web page for configuration and control is built in and may be accessed over ethernet via a standard web browser Rx Tx Memory 8K bytes internal SRAM memory for receive and transmit buffers FIFO Communication Distance The distance between two devices on an Ethernet network is generally limited to 100 meters using recommended copper cable Distances may be extended using hubs switches or fiber optic transmission However the total round trip delay time must not exceed 512 bit times for collision detection to work properly with CSMA CD half duplex Port Status Indicators Green LED indicates link status ON if auto negotiation has successfully established a connection yellow LED indicates activity ethernet connection is busy traffic is present Address As shipped from the factory the IP address is static and set to Refer to Acromag Application 128 1 1 100 The IP address may optionally be automatically acquired Note 8500 734 for instructions at startup The unit may be conf
6. 3 fo BS amp a aaa Spacer RU45 ETHERNET 5 2228 g s228 BIBE GAN CONNECTOR Har 12 13 14 15 16 21 22 23 24 25 26 d U ARAAARA AARAAR a T T T T REMOVABLE PLUG IN TYPE VIV IS V Vje VPsess TERMINAL BLOCKS TB1 TB2 The toggle switch is used to toggle the module into or out of Default Mode toggle left or to reset the module toggle right In Default Communication Mode the yellow ST LED blinks slowly and the module assumes a fixed static IP address of 128 1 1 100 a default subnet mask of 255 255 255 0 a default username of User and a default password of password00 pe ANALOG 1 0 PWR TB4 TB3 AIADAAO AIAAPA AS 7 dutdu UuUbY 46 45 4 42 b g 36 35 34 33 3 1 sanoma pa 2222 3 8 8 INPUTS 4 5 PWR TRANSFORMER B 5V 3V TRANSFORMER xJ 961 962EN axa ISOLATION fe i DIAGRAM y INPUTS 0 1 INPUTS 2 3 E gees J Beie O 11 12 13 14 15 16 21 22 23 24 25 26 AAAAAA AAAAAA LY C SSS SSSI TB1 TB2 ANALOG 1 0 ANALOG 1 0 MOUNTING AND DIMENSIONS Unit mounts to T type DIN rails 35mm type EN50022 Units may be mounted side by side on 1 inch centers WARNING IEC Safety Standards may require that this device be m
7. 4006 values are maintained in flash memory and are non volatile Model 962EN 4006 Ref Addr Description Data Type Format Input Registers 3x References Read Onl Module Bit 15 0 Not Used Status Bit 14 Wink Mode Flag 1 Wink Mode Blinks Run LED for ID 0 Normal Operation See Wink Module Register Bit 13 Default Mode Flag 1 Default Mode Indicator 0 Not Default Mode Input Range Bits 15 4 0 Not Used CH 0 1 2 Bits 3 2 1 0 961EN 0000 0 0 20mA 0001 1 4 20mA 0010 2 0 11 17mA 0011 3 0 1mA 0100 Reserved 0101 Reserved 0110 Reserved 0111 Reserved 1000 1111 Reserved Input Range Format is same as Above CHOO Status Bits 15 2 0 Not Used Bits 1 0 Input Signal Status 00 In Range 01 Over Range 10 Under Range 11 Not Used CH01 Status Bits 15 2 0 Not Used Bits 1 0 Input Signal Status 00 In Range 01 Over Range 10 Under Range 11 Not Used CHO02 Status Bits 15 2 0 Not Used Bits 1 0 Input Signal Status 00 In Range 01 Over Range 10 Under Range 11 Not Used Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com 26 BusWorks 961 962EN Module User s Manual Ethernet Differential IAV Input Register Map Ref Addr Description Data Type Format Input Registers 3x References Read Only Model 962EN 4006 Bits 1 0 Input Signal Status 00 In Range 01 Over Range 10 Under Range 11 Not Used CH04 Status Bits 15 2 0 Not Used Bit
8. Input 3 i TB4 T83 DODDO BIDI i fl p 7 UUUUUN UUU N H Acromag U RUN SEMNATA 3885 34433432 2218 Lon a 2223 le ome INPUTS 4 5 PWR o 3 ba 3J lo G Nw na Model 961EN 4006 f 2 OO C Model 962EN 4006 4 gt DFT RST AN INPUTS 0 1 INPUTS 2 3 3T esis J zie AG ETHERNET F a Nw f 11 12 13 14 15 16 21 22 23 24 25 26 U U AARAARAA AARAAAA y VVVYVge IVIVSe y TB1 TB2 T 3 90 1 05 T RAIL DIN MOUNTING e gt 26 7 DIN EN 50022 35mm 99 1 4 35 NOTE Dimensions Are INCHES MILLIMETERS 110 5 MODEL 961 962EN ENCLOSURE DIMENSIONS TB4 TB3 BDBDBD BDBDBD RUN PWR LED GREEN Lg 7 MODULE STATUS LED YELLOW Z UU UNUUUU f Acromag L 46 45 44 43 42 41 33 32 31 RUI Er K 9 poz 2228 3 8 8 INPUTS 4 5 PWR ie O ETHERNET ACTIVITY Hoad SIENO D em YELLOW AND Model 962EN 4006 LINK LED GREEN RESET DEF ADDRESS TOGGLE SWITCH TOGGLE RIGHT TO RESET TOGGLE LEFT TO SET DEFAULT ADDRESS INPUTS 0 1 INPUTS 2
9. is installed at the input utilizing divider resistor values of 100K and 10 5K User configurable for the nominal bipolar DC voltage ranges of 10V 5V 2 5V 1 25V 625mV 313mV 156mV and 78mV DC Input Impedance 110 5KQ Voltage Input Reference Test Conditions 10 to 10V DC input ambient temperature 25 C 24VDC supply Input Overvoltage Protection Bipolar Transient Voltage Suppressers TVS 18V clamp level typical Accuracy Better than 0 05 of span typical for nominal input ranges except 0 1mA This includes the effects of repeatability terminal point conformity and linearization but does not include sensor error Measurement Temperature Drift Better than 50ppm C 0 005 C Analog to Digital Converter A D A 16 bit 2 A converter Resolution 0 005 or 1 part in 20000 961PB 0 0025 or 1 part in 40000 962PB full bipolar range Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input 35 Input Conversion Rate 80ms per channel or 480ms for six input General Specifications channels Input Filter Normal mode filtering plus digital filtering optimized and fixed per input range within the A ADC Input Filter Bandwidth 3dB at 3Hz typical Noise Rejection Normal Mode 40dB 60Hz typical with 100Q input unbalance Noise Rejection Common Mode 140dB 60Hz typical
10. or DC voltage according to model number Range Variability The first 3 channels must share the same range but this can be different than the range of the last 3 channels Optional AC Current Input 961EN Only An optional AC current sensor can be purchased separately to support AC current inputs Precise High Resolution A D Conversion Modules use high resolution low noise sigma delta analog to digital conversion for high accuracy and reliability Plug In Terminal Blocks amp DIN Rail Mount Make mounting removal and replacement easy Nonvolatile Reprogrammable Memory Allows the functionality of this device to be reliably reprogrammed thousands of times Operation Diagnostic LED Indicators Aide Troubleshooting Yellow ACT LED indicates port activity busy Green LNK LED indicates link auto negotiation complete and connection established Green RUN LED indicates power wink ID mode Yellow ST LED indicates module status Self Diagnostics amp Built In Watchdog For easy maintenance and troubleshooting Includes a hardware watchdog timer built into the microcontroller that causes it to initiate a self reset if the controller ever locks up or fails to return from an operation in a timely manner Wide Range DC Power Wide range diode coupled for use with redundant supplies and or battery back up Hardened For Harsh Environments For protection from RFI EMI ESD EFT amp surges Has low radiated emissions
11. with 100Q input unbalance Data Types Percentage A 16 bit signed integer value with resolution of 0 005 Isb 20000 is used to represent 100 For example 100 0 and 100 are represented by decimal values 20000 0 and 20000 respectively The full range is 163 84 32768 decimal to 163 835 32767 decimal Note Channels 0 1 amp 2 and channels 3 4 amp 5 every group of 3 channels must share the same input configuration but this configuration may vary between the two groups Dimensions 1 05 inches wide 4 68 inches tall 4 35 inches deep Refer to Enclosure amp Physical the dimensions drawing at the front of this manual DIN Rail Mount Type EN50022 T rail 85mm I O Connectors Removable plug in type terminal blocks rated for 15A 300V AWG 12 24 stranded or solid copper wire Network Connector 8 pin RJ 45 connector socket with metal shield shield is bypassed to earth ground at the GND terminal via an isolation capacitor and TVS Connections are wired MDI as opposed to MDI X You must use a CAT 5 crossover cable to connect this module to a PC Otherwise you may use an auto crossing Ethernet switch such as the Acromag 900EN S005 to make connections Signal MDI Description Tx Transmit Positive Tx Transmit Negative Rx Receive Positive Not Used Connects to Pin 5 Not Used Connects to Pin 4 Rx Receive Negative Not Used Connects to Pin 8 Not Used Connects to Pin 7
12. word With respect to mapping the LSB of the word maps to the lowest numbered channel of a group and channel numbers increase sequentially as you move towards the MSB Unused bit positions are set to zero All I O values are accessed via the 16 bit Input or Holding Registers given in the Register Map Input registers contain read only information For example the current input value read from a channel or the states of a group of digital inputs Holding registers contain read write information that may be configuration data or output data For example the high limit value of an alarm operating at an input or an output value for an output channel Each module has a default factory configuration as noted in the SPECIFICATIONS section Your application will likely differ from the default configuration and the module will need to be reconfigured You may reconfigure this module by issuing the appropriate Modbus functions to Register Map registers as required by your application You may also use a standard web browser to access the built in web pages of the module to perform basic operations Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Below is a subset of standard Modbus functions that are supported by this module along with the reference register addresses that the function operates on Use these functions to access these registers as
13. 000 0 and 20000 respectively The full range is 163 84 32768 decimal to 163 835 32767 decimal Temperature A 16 bit signed integer value with resolution of 0 1 C Isb For example a value of 12059 is equivalent to 1205 9 C a value of 187 equals 18 7 C The maximum possible temperature range is 3276 8 C to 3276 7 C Count Value A 16 bit signed integer in range of 32768 to 32767 or unsigned integer in range of 0 to 65535 representing an A D or DAC count time value or frequency Discrete A discrete value is generally indicated by a single bit of a 16 bit word The bit number position typically corresponds to the discrete channel number Unless otherwise defined for outputs a 1 bit means the corresponding output is closed or ON a 0 bit means the output is open or OFF For inputs a value of 1 means the input is ON Active low near OV while a value of 0 specifies the input is OFF or in its high state usually gt gt Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input 25 The following table outlines the register map for the Model 961EN 4006 and Register Map 962EN 4006 network input modules The Modbus functions operate on these registers using the data types noted above except for the Reset Slave and Report Slave ID functions Unless otherwise noted Holding Register Model 961EN
14. 20000 respectively Bipolar voltage ranges 961EN use 100 span of 20000 to 20000 current ranges 962EN use 0 100 span of 0 to 20000 2 The 962EN A D Count value is calculated via the expression count 32768 Vin Gain Vref 32768 where Vref 1 235V Gain is 1 10V range 2 5V 4 2 5V 8 1 25V 16 4625mV 32 313mV 64 156mV and 128 78mV The 961EN A D Count value is calculated via the expression count 32768 lin 49 9Q Gain Vref 32768 where Vref 1 235V Gain is 1 0 20mA amp 4 20mA range 2 0 11 17mA range or 16 0 1mA range These DIN rail mount industrial Ethernet analog input modules will condition up to six differential DC current 961EN or voltage 962EN input signals and provide an isolated 10 100BaseT Ethernet port for monitoring and control Units are DC powered and include reverse polarity protection Analog inputs as a group network and power are isolated from each other Non volatile reprogrammable memory in the module stores configuration and calibration information The BusWorks model prefix 900 denotes the Series 900 network I O family The EN suffix denotes EtherNet Select 961EN for current input and 962EN for voltage input The four digit suffix of this model number represents the following options respectively 4 Ethernet 0 Default 06 6 Channels Up to six process current or voltage input channels according to model numb
15. 24 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com 32 BusWorks 961 962EN Module User s Manual Register Map Model 961EN 4006 Model 962EN 4006 Shaded 4xxxx registers are Read Only Ref Addr Description Ethernet Differential I V Input Data Type Format Holding Registers 4x References Read Write Ideal Range 1 Lo Ideal A D Count Value See Note 2 4 20mA 961EN or 5V 962EN Ideal Range 2 Hi Ideal A D Count Value See Note 2 0 11 17MA 961EN or 2 5V 962EN Ideal Range 2 Lo Ideal A D Count Value See Note 2 0 11 17MA 961EN or 2 5V 962EN Ideal Range 3 Hi Ideal A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN Ideal Range 3 Lo Ideal A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN Ideal Range 4 Hi Ideal A D Count Value See Note 2 625mV 962EN Ideal Range 4 Lo Ideal A D Count Value See Note 2 625mV 962EN Ideal Range 5 Hi Ideal A D Count Value See Note 2 313mV 962EN Ideal Range 5 Lo Ideal A D Count Value See Note 2 313mV 962EN Ideal Range 6 Hi Ideal A D Count Value See Note 2 156mV 962EN Ideal Range 6 Lo Ideal A D Count Value See Note 2 156mV 962EN Ideal Range 7 Hi Ideal A D Count Value See Note 2 78mV 962EN Ideal Range 7 Lo Ideal A D Count Value See Note 2 78mV 962EN Reserved Do Not Use Reser
16. 24 9234 Email sales acromag com http Awww acromag com 1 8 BusWorks 961 962EN Module User s Manual Ethernet Differential IAV Input KEY FEATURES TECHNICAL REFERENCE Safety Agency Approvals CE UL amp cUL listed plus Class 1 Division 2 Groups A B C D approval Fully Isolated Input channels as a group network and power are all isolated from each other for safety and increased noise immunity Modbus TCP IP Protocol Support Supports up to 10 master sockets the maximum number of sockets is user selectable using the Modbus TCP default port number 502 Built In Web Pages Allows unit to optionally be configured controlled calibrated and monitored with a standard web browser over ethernet Convenient Wink ID Mode Support Blinks green RUN LED in wink mode as a visual tool to help identify specific remote units on a network Fully Independent w Direct I O Connection Self contained with no special bus couplers power supply or rack mount required to operate Isolated Network Interface Immune to noise amp can operate over long distances Allows many modules to network together Network Port is Transient Protected Shielded RJ45 port includes transient protection from ESD EFT and other transients 10Base T and 100Base TX Support Integrated IEEE 802 3 802 3u 100Base TX 10Base T Auto Negotiated 10 100Mbps Half or Full Duplex Flexible Multi Range Analog Inputs Accepts either DC current
17. Acromag BusWorks 900EN Series Modbus TCP IP 10 100M Industrial Ethernet I O Modules Model 961EN 4006 Six Differential Current Inputs Model 962EN 4006 Six Differential Voltage Inputs USER S MANUAL P f ss Acromag RUN s eel et fi acr pont Ni i Af ACROMAG INCORPORATED Tel 248 624 1541 30765 South Wixom Road Fax 248 624 9234 P O BOX 437 Wixom MI 48393 7037 U S A Copyright 2003 Acromag Inc Printed in the USA Data and specifications are subject to change without notice 8500 720 C04J008 2 BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input TABLE OF CONTENTS Symbols on equipment A Means Refer to User s Manual this manual for additional information The information of this manual may change without notice Acromag makes no warranty of any kind with regard to this material including but not limited to the implied warranties of merchantability and fitness for a particular purpose Further Acromag assumes no responsibility for any errors that may appear in this manual and makes no commitment to update or keep current the information contained in this manual No part of this manual may be copied or reproduced in any form without the prior written consent of Acromag Inc IMPORTANT SAFETY CONSIDERATIONS You must consider the possible negative effects of power wiring component sensor or software failure
18. Do Not Use Reserved Do Not Use Port 0 Scaling High Reserved For Factory Use Do Not Use Reserved Do Not Use Port 1 Scaling Low Reserved For Factory Use Do Not Use Reserved Do Not Use Port 1 Scaling High Reserved For Factory Use Do Not Use Reserved Do Not Use Reserved Do Not Use Reserved Do Not Use Reserved Do Not Use Reserved Do Not Use Reserved Calibration Access And Wink Mode Toggle And Restore Factory Calibration And Factory Use Only This register is not maintained in flash Do Not Use Writing 24106 5E2AH here immediately removes write protection from the calibration registers that follow All other values apply write protection to the calibration registers except 21845 44718 and 43981 See Below Writing 21845 5555H to this register will cause the module to Wink its Run LED Writing this value a second time will stop Wink Toggles Wink ON OFF Writing 44718 AEAEH will cause the module to restore its factory calibration This can only be done after Save Factory Calibration has been done at the factory Writing 43981 ABCDH is reserved for factory use This should not be performed by anyone else or operation will be degraded This register always reads back 0 After a reset this register is set back to 0 write protection enabled and no wink Ethernet Di
19. General screen and click OK again to save your settings Ethernet Differential I V Input After completing your username and password assignment plus your network configuration parameters you can use the Test Page to operate your module The Test Page will allow you to read inputs and change input ranges on this model Ele Edt Yew Faveites Jods Hep E Links JaBack gt Q A A Domh iF Moo F D Sb w a Agkess 48 beip 1 20 1 1 100 vext shared 96ZEN 4006 Test Page Input Values Port 0 Port 1 CHO 0 000VDC CH3 0 000 ve CH1 0 001 VDC CH4 0 000 VDC CH2 0 000 VDC cas i Port Configuration Control Pori 0 Range Porti Range amp 10 VDC amp 10 VDC c 5 VDC 5 VDC C 25VDC C 25 VDC CHS 1 25VDC CHS 1 25 VDC O12 C 625 mVDC 3 4 5 C 625 mVDC C 313 mVDC C 313 mVDC C 156mVDC C 156 mVDC r oaan Fate ne E Ee Intemer Use the scroll bar on the right to scroll down the page as shown below J Test Page Microsoft Internet Explorer AE Lks Back gt O Gh Seh fme Cede G G 3w Agkess 45 berp 120 1 1 1G0 test shart Port Configuration Control a Port 0 Range Port 1 Range 10 VDC 10 VDC 5 VDC C 5 VDC C 2 5 VDC C 2 5 VDC CHS 1 25 VDC CHS 1 25 VDC 0 1 2 625 mVDC 3 4 5 C 625 mvDC 313 mvDC 313 mvDC 156 mVDC C 156 mVDC C 278mVDC C 78 mVDC Network Configuration Page Passw
20. Input 1 T Please refer Acromag Application Note 8500 734 for help in setting up TROUBLE network communication with your module located on the CDROM shipped with your module or via download from our web site at www acromag com SHOOTING This document gives details for changing your PC s TCP IP configuration in order to communicate with your module see TCP IP Properties of Network Configuration in Windows If you have carefully followed this procedure and you still cannot browse your Trouble Browsing Your module you may have the web browser of your laptop or PC setup to use a Module proxy server when browsing the web If you are using Internet Explorer Refer to the Tools pulldown menu select Internet options click the Connections tab then click the LAN Settings button Locate the Proxy server information and uncheck the box next to the statement Use a proxy server for your LAN Then click OK to return to the Connections screen and click OK again to save your settings You should now be able to use Internet Explorer to browse the module as required However to later restore your PC s connection to your company network you may have to re enable the use of a proxy server for your LAN There is no built in error detection to prevent you from writing invalid values Getting Out Of Trouble to a configuration register As such if you inadvertently write an invalid value to an internal reg
21. Maximum 86mA Typical 95mA Maximum 67mA Typical 74mA Maximum 50mA Typical 55mA Maximum CAUTION Risk of Electric Shock More than one disconnect switch may be required to de energize equipment before servicing Isolation Input channels as a group power and network circuits are isolated from each other for common mode voltages up to 250VAC or 354V DC off DC power ground on a continuous basis will withstand 1500VAC dielectric strength test for one minute without breakdown Complies with test requirements of ANSI ISA 82 01 1988 for voltage rating specified Installation Category Designed to operate in an installation in a Pollution Degree 2 environment with an installation category over voltage category II rating Electromagnetic Interference Immunity EMI Unit has demonstrated measurement shift less than 0 25 of input span with interference from switching solenoids commutator motors and drill motors Emissions Per European Norm EN50081 1 Radiated Frequency Emissions 30 to 1000MHz per EN55022 Class A WARNING This is a Class A product In a domestic environment this product may cause radio interference in which the user may be required to take adequate measures Electromagnetic Compatibility EMC Minimum Immunity Per European Norm EN50082 1 Electrostatic Discharge ESD Immunity 4KV direct contact and 8KV air discharge to the enclosure port per EN61000 4 2 Radiated Field Immunity RFI 10V M 80 to 1OO
22. N or 2 5V 962EN CH3 Cal Lo Range 2 Raw A D Count Value See Note 2 0 11 17mA 961EN or 2 5V 962EN CH3 Cal Hi Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CH3 Cal Lo Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CH3 Cal Hi Range 4 Raw A D Count Value See Note 2 625mV 962EN CH3 Cal Lo Range 4 Raw A D Count Value See Note 2 625mV 962EN CH3 Cal Hi Range 5 Raw A D Count Value See Note 2 313mV 962EN CH3 Cal Lo Range 5 Raw A D Count Value See Note 2 313mV 962EN CH3 Cal Hi Range 6 Raw A D Count Value See Note 2 156mV 962EN CH3 Cal Lo Range 6 Raw A D Count Value See Note 2 156mV 962EN CH3 Cal Hi Range 7 Raw A D Count Value See Note 2 78mV 962EN CH3 Cal Lo Range 7 CH4 Cal Hi Range 0 Raw A D Count Value See Note 2 78mV 962EN Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN CH4 Cal Lo Range 0 Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN CH4 Cal Hi Range 1 Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CH4 Cal Lo Range 1 Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CH4 Cal Hi Range 2 Raw A D Count Value See Note 2 0 11 17mA 961EN or 2 5V 962EN CH4 Cal Lo Range 2 Raw A D Count Value See Note 2 0 11 17mA 961EN
23. OMHz AM and 900MHZz keyed carrier per EN61000 4 3 and ENV50204 Electrical Fast Transient Immunity EFT 2KV to power and 1KV to signal I O per EN61000 4 4 Conducted RF Immunity CRFl 10V rms 150KHz to 80MHz per EN61000 4 6 Surge Immunity 0 5KV per EN61000 4 5 Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input 37 IMPORTANT Power input and output 1 0 wiring must be in accordance Environmental with Class I Division 2 wiring methods of Article 501 4 b of the National Electrical Code NFPA 70 for installations in the US or as specified in section 18 1J2 of the Canadian Electrical Code for installations within Canada and in accordance with the authority having jurisdiction This equipment is suitable for use in Class l Division 2 Groups A B C and D or non hazardous locations only WARNING EXPLOSION HAZARD Substitution of components may impair suitability for Class Division 2 WARNING EXPLOSION HAZARD Do not disconnect equipment unless power has been switched off or the area is known to be non hazardous Connector Shielded RJ 45 socket 8 pin 10BaseT 100BaseTX Ethernet Interface Wiring Wired MDI Unit does NOT support auto crossover Protocol Modbus TCP IP w Web Browser Configuration IP Address Default static IP address is 128 1 1 100 Port Up to 10 sockets supported
24. Pro Link www prolink cables com For very noisy environments or in the presence of strong electrical fields you can obtain double shielded CAT 5e cable and shielded RJ45 plugs from the following vendors e L com Connectivity Products www L com com see cable model TFSC2004 and shielded plug T8P8CSR e Regal Electronics www regalusa com see shielded plug model 1003B 8P8CSR C5 Complete premium double shielded Category 5e standard and crossover cables in variable lengths can be obtained from Lumberg at www lumbergusa com refer to their etherMate line For example specify RJ45S RJ45S 656 B 3M for a double shielded 3 meter straight cable Specify RJ45S RJ45S 656 BX 3M for a double shielded 3 meter crossover cable Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com
25. RJ45 plug connectors This will also help to protect your installation from damage due to ESD Electro Static Discharge The use of shielded cable is strongly recommended for installations in harsh industrial environments and or in the presence of strong electrical fields HOST PC CONNECTED DIRECTLY TO A MODULE Ione Note This MDI to MDI connection requires the use of a crossover cable HOST PC CAT 5 UTP CABLE UP TO 100 METERS 5 ee Use Crossover Cable Order Acromag Cable Model 5035 360 RUN O Ost Oact NS LINK ORLA DFT RST ETHERNET EA You can use an Ethernet switch or switching hub to build a network of Ethernet modules similar to that shown below This drawing shows how to network connect Acromag Series 9xxEN modules to a 5 port Ethernet switch Acromag Model 900EN S005 Note that the 900EN S005 switch includes automatic MDI MDI X crossover and a straight through or crossover cable s may be used to connect to the modules and the PC USE OF AN ETHERNET SWITCH TO NETWORK 2222 A HOST PC TO MORE THAN ONE MODULE The ethernet port of the PC is generally not automatic MDI MDI X crossover and is wired MDI UP TO 100 METERS HOST PC je Ple ns Because the Acromag
26. Transmit Receive Receive Transmit Not Used Not Used Not Used Not Used Receive Transmit Not Used Not Used Not Used Not Used ETHERNET PORT RJ 45 CONNECTOR COIN OD Oa A wsnhy Note Crossover Connections RECOMMENDED CABLE 10Base T 100M CAT 3 CAT 4 or CAT 5 UTP 100Base T 100M CAT 5 5e UTP STP The Ethernet port of this module is wired MDI and does not include automatic crossover The Ethernet port of your PC is also wired MDI and may not include automatic crossover As such you must use a crossover cable like that shown below when connecting this device directly to a PC CROSSOVER CABLE FOR MDI TO MDI OR MDI X TO MDI X RJ45 Clip Side Down CROSSOVER CONNECTIONS RJ45 Clip Side Down 1 8 FOR DIRECT PC TO ETHERNET MODULE PINS 1TO3 CONNECTIONS 2TO6 3701 6TO2 Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Refer to the section Cable Accessories at the back of this manual for more information on accessory cables including patch and crossover cables available from Acromag and other vendors TIP You can significantly enhance the EMI RFI performance of your network connections by using Category 5E STP cable Shielded Twisted Pair with shielded
27. ail sales acromag com http www acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input T S a Temperature INE Our DCS PLC CONNECTIONS s Pressure o Level Ge amp 24V DC R Flow PN 7 Analog Inputs s Speed _T ia DIFFERENTIAL TBIDIDID OD z Although the 961 962EN are CURRENT MONITORING i y not isolated channel to NOTE 961EN INPUTS ARE NOT SUVI N o61eN channel they do provide ISOLATED CHANNEL TO CHANNEL 1615 14 1311214 common mode isolation for EXCEPT FOR COMMON MODE EEE low level voltages in the range VOLTAGES LESS THAN 5 as Taam of 12V 962EN and 5V A 4 20m REQUIRED FOR CURRENT LOOPS 961EN This makes these WITH LOADS GREATER THAN 250 OHMS models useful for differential current and voltage monitoring E applications similar to the N Temperature NP_ OUT DCS PLC examples shown here s Pressure o Level amp 24V DC R Flow 7 s Speed DIFFERENTIAL VOLTAGE MONITORING NOTE 962EN INPUTS ARE NOT ISOLATED CHANNEL TO CHANNEL EXCEPT FOR COMMON MODE CHART RECORDER DATA LOGGER OR TRANSMITTER 962EN 250 OHMS VOLTAGES LESS THAN 12V AS 250 SUCH A V V ISOLATOR MAY BE OHMS REQUIRED FOR USE WITH LOOP LOADS GREATER THAN 500 OHMS ZAAAZ
28. alent The ethernet ports of this ETHERNET switch are automatic MDI MDI X SWITCH crossing and do not require crossover cables R Loe era C anannn annann A py a8 BE eS eS Se CAT 5 UTP CABLE UP TO 100 METERS UE Straight Through or Crossover Cable Order Acromag Cable Model 5035 355 CAT 5 UTP CABLE UP TO 100 METERS k Straight Through or Crossover Cable CAT 5 UTP CABLE UP TO 100 METERS Ng ss Straight Through or Crossover Cable CAT 5 UTP CABLE UP TO 100 METERS Straight Through or Crossover Cable Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http www acromag com 6 BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input CONNECTIONS Power Voltage Current Analog Inputs Input is DC current 961EN or DC voltage 962EN according to model number Inputs are not isolated channel to channel except for small common mode voltage differences up to 12V peak 962EN or 5V peak 961EN Connections to an optional AC current sensor or two wire transmitter 961EN Only v Connect 15 36V DC to the power terminals labeled DC amp DC Observe proper polarity For supply connections use No 14 AWG wires rated for at least 75 C CAUTION Do not exceed 36VDC peak
29. alue See Note 2 313mV 962EN CHO Cal Lo Range 5 Raw A D Count Value See Note 2 313mV 962EN CHO Cal Hi Range 6 Raw A D Count Value See Note 2 156mV 962EN CHO Cal Lo Range 6 Raw A D Count Value See Note 2 156mV 962EN CHO Cal Hi Range 7 Raw A D Count Value See Note 2 78mV 962EN CHO Cal Lo Range 7 Raw A D Count Value See Note 2 78mV 962EN CH1 Cal Hi Range 0 Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN CH1 Cal Lo Range 0 Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN CH1 Cal Hi Range 1 Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CH1 Cal Lo Range 1 Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CH1 Cal Hi Range 2 Raw A D Count Value See Note 2 0 11 17mA 961EN or 2 5V 962EN CH1 Cal Lo Range 2 Raw A D Count Value See Note 2 0 11 17mA 961EN or 2 5V 962EN CH1 Cal Hi Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CH1 Cal Lo Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CH1 Cal Hi Range 4 Raw A D Count Value See Note 2 625mV 962EN Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Description Registers 4x Referen Data Type Format
30. ase type your user name and password you can always toggle the Site 1281 1 100 module into default mode via the Realm 962EN 4006 default mode toggle switch at oo the front of the module Then the password and username will revert to the original defaults a chal Ni mth fact Loa noted above allowing you to re cancel invoke the Password Configuration Page and change the username and password settings as required Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input Q Lin jack p Address bros 120 1 1 100 pe0sword shemi After completing your username password changes click on the appropriate button at the bottom of the page to select another web page If you made changes you may be prompted to re enter your new username and password before being permitted to move to other pages You can click the Network Configuration Page button to set the network configuration parameters for the module You may have to consult your network administrator for help to complete the contents of this page Password Configuration Page Use up to 20 alphanumeric characters case sensitive to specify your username and 10 alphanumeric characters case sensitive to specify a password You will have to type in these entries twice to help prevent errors yes know this is annoy
31. at DHCP BOOTP w Fallback will revert to the static IP address if your DHCP or BOOTP server cannot be found at the address specified In general BOOTP Bootstrap Protocol refers to an internet protocol that enables a diskless workstation to discover its own IP address the address of a BOOTP server on the network and a file to be loaded into memory to boot the machine This enables the workstation or device server to boot without requiring a hard or floppy disk drive BOOTP works similar to DHCP but is usually found in older systems This protocol is defined by RFC 951 DHCP Dynamic Host Configuration Protocol refers to a protocol for assigning dynamic IP addresses to devices on a network With dynamic addressing a device can have a different IP address every time it connects to the network In some systems it can even change while it is still connected DHCP also supports a combination of static and dynamic IP addresses DHCP BOOTP with fallback will revert to static IP addressing if the DHCP or BOOTP server cannot be found The unit includes a default address toggle switch to cause the module to assume a preset default factory address This switch is at the front of the module and is used to toggle the module into or out of Default Mode If you use the toggle switch at the front of the module to place the module in default mode then Default Communications Mode will be indicated at the bottom of this screen Click the Submit butto
32. ces Read Write 002E CH1 Cal Lo Range 4 Raw A D Count Value See Note 2 625mV 962EN 002F CH1 Cal Hi Range 5 Raw A D Count Value See Note 2 313mV 962EN 0030 CH1 Cal Lo Range 5 Raw A D Count Value See Note 2 313mV 962EN 0031 CH1 Cal Hi Range 6 Raw A D Count Value See Note 2 156mV 962EN 0032 CH1 Cal Lo Range 6 Raw A D Count Value See Note 2 156mV 962EN 0033 CH1 Cal Hi Range 7 Raw A D Count Value See Note 2 78mV 962EN 0034 CH1 Cal Lo Range 7 CH2 Cal Hi Range 0 Raw A D Count Value See Note 2 Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN CH2 Cal Lo Range 0 Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN CH2 Cal Hi Range 1 Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CH2 Cal Lo Range 1 Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CH2 Cal Hi Range 2 Raw A D Count Value See Note 2 0 11 17mA 961EN or 2 5V 962EN CH2 Cal Lo Range 2 Raw A D Count Value See Note 2 0 11 17mA 961EN or 2 5V 962EN CH2 Cal Hi Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CH2 Cal Lo Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CH2 Cal Hi Range 4 Raw A D Count Value See Note 2 625mV 962EN CH2 Cal Lo Range 4 Raw A D Count Va
33. ded and double shielded Both of these cables have the same core and jacket as UTP cables but also include a thin foil outer shield that covers all four twisted wire pairs Variations may include a drain wire that encircles the outer jacket A double shielded version adds an outer wire screen that surrounds the foil shield and also functions as a drain wire The drain wire or wire screen typically makes contact at each end of the cable with the metal shield around special RJ45 plug connectors This shield then makes contact with the metal shield of shielded RJ45 sockets The socket shield may make direct contact with earth ground or it may be capacitively coupled to earth ground In the Acromag 9xxEN modules it makes contact with earth ground via a high voltage capacitor and transient voltage suppressor In addition to separately isolating the shield this helps to minimize radio frequency and electromagnetic interference and has the added benefit of protection from ESD Electro Static Discharge Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input 39 Further Acromag recommends the use of enhanced Category 5 cable ACCESSORY CAT 5e This cable has all the characteristics of Category 5 but includes enhancements that help to minimize crosstalk Category 5e cable has a CABLES greater number of turns per inch in its twisted pa
34. dentifies a unique host node on this network node 100 at address 128 1 1 100 A Subnet Mask is used to determine which subnet an IP address belongs to The use of a subnet mask allows the network administrator to further divide the host part of this address into two or more subnets The subnet mask flags the network address portion of the IP address plus the bits of the host part that are used for identifying the sub network By convention the bits of the mask that correspond to the sub network address are all set to 1 s it would also work if the bits were set exactly as in the network address It s called a mask because it can be used to identify the unique subnet to which an IP address belongs to by performing a bitwise AND operation between the mask itself and the IP address with the result being the sub network address and the remaining bits the host or node address For our Example if we wish to further divide this network into 14 subnets Note that the first node then the first 4 bits of the host address will be required to identify the address 0 and node 10 are subnetwork 0110 then we would use 11111111 11111111 11111111 typically reserved for servers 11110000 as our subnet mask This would effectively subdivide our Class and should not be used The C network into 14 subnetworks of up to 14 possible nodes each last node 255 is a broadcast address Node 100 is the With respect to the default settings of this module de
35. eccteasiescteecesearieieeneesidencuede 18 HOW IT WORKS ws cc cd ecsctvcecretsdtiedaceseeteteeesneceeess 19 ABOUT MODBUS TCPIIP 0 ccesceeeeeeeeeeeeeeeeneees 20 IP ACCreSSing 0cceeeceeeeeeeeeeeeneneeeeeeeenenens 20 Dynamic Host Configuration Protocol 22 Domain Name System DNS cceceeeeeenee 22 MODBUS REGISTERG ccceeeeeeeeeeeeeeeeeeeeeenes 22 Register FUNCtiOnS cececeeeeeeeeeeneeeeeeeees 22 Register Mirroring ccccececeeeeeeeeeeeeeeeeeeees 23 Data TY P S vsiiicceteceexcncaesoeeedeneicxiccyeniaer geet 24 Register Map ccecececseeeeeeeeeeeeeeeeeneeeeeees 25 SPECIFICATIONS ccsicccescessveecsecetstersiencescestscensee 33 Model NUMbe S cceceeeeeeeeeeeeeeeeeeeeeeeeees 33 Analog Inputs 2 c01 c esccceteseeeseeteceeecnecnens 33 General Specifications sceeeeeeeeees 34 Enclosure and Physical eseseeeeseeeeeeees 35 Agency Approvals cececeseeeeceneeeeeeseeeeenenens 35 Environmental ccccceceeeeeeeeeeeeeeeeeeeeeeeeenes 36 Ethernet Interface cccseeceeeeeeeeeeeeeeeeeenes 37 Controls amp Indicators ceceseeeeeeeeeeeeeeeees 38 ACCESSORY CABLEG cceseceeeeeeeeeeneneeeenene 38 Windows is a registered trademark of Microsoft Corporation Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V
36. en RUN LED ON Connecting cable is not a crossover cable TIP To check cable type hold both ends in same position and read the wire colors through the clear portion of the plug from left to right If colors are arranged in the same order you have a straight cable This module s ethernet port is wired MDI You must use a crossover cable when connecting this module to your PC or another device also wired MDI If you are connecting to an Ethernet switch or hub then a direct cable is used Note If your Link LED is ON you have connected using the correct type of cable but it could still be defective Wrong IP Address Is cable segment longer than 100M Change the IP address of the module or the PC so that both match Try the default module address of 128 1 1 100 For the PC NIC try another address Maximum distance between two nodes is limited to 100 meters using approved cable Correct Cable Shielded CAT 5 5E cable or equivalent is recommended Missing earth ground connection Your browser may be setup to use a proxy server for LAN communications Connect earth ground to TB3 33 GND terminal adjacent to power terminal Temporarily disable the use of a proxy server by your browser see procedure of Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http www acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V
37. er The unit can be configured to accept one of several input ranges at each group of 3 channels as described below The unit must be wired and configured for the intended input type and range see Connections section for details The following paragraphs summarize this model s input types ranges and applicable specifications DC Current 961EN Only Configurable for 0 to 20mA 4 20mA 0 11 17mA and 0 1mA DC nominal input ranges A precision 24 90 current sink resistor converts the input current to a voltage that is processed by the A D converter An optional external sensor is required to monitor AC current signals Acromag Model 5020 350 This sensor generates a DC milliampere signal of 0 to 11 17mA for the module see Table 1 below for scaling to AC current Current Input Reference Test Conditions 4 to 20mA current input ambient temperature 25 C 24VDC supply Input Overvoltage Protection Bipolar Transient Voltage Suppressers TVS 5 2V clamp level typical Register Map Model 961EN 4006 Model 962EN 4006 SPECIFICATIONS Model Numbers 961EN 4006 6 DC Current 962EN 4006 6 DC Voltage Analog Inputs Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com 34 BusWorks 961 962EN Module User s Manual Ethernet Differential IAV Input SPECIFICATIONS Analog Inputs General Specifications AC Current Sensor Model 5020 350 For Use With 961EN This sensor is a toro
38. et Protocol TCP IP allows blocks of binary data to be exchanged between computers The primary function of TCP is to ensure that all packets of data are received correctly IP makes sure that messages are correctly addressed and routed Note that the TCP IP combination does not define what the data means or how the data is to be interpreted it is merely a transport protocol Modbus is an application protocol It defines rules for organizing and interpreting data and is essentially a messaging structure that is independent of the underlying physical layer It is freely available and accessible to anyone easy to understand and widely supported by many manufacturers Modbus TCP IP uses TCP IP and Ethernet to carry the data of the Modbus message structure between devices That is Modbus TCP IP combines a physical network Ethernet with a networking standard TCP IP and a standard method of representing data Modbus A Modbus TCP IP message is simply a Modbus communication encapsulated in an Ethernet TCP IP wrapper In practice Modbus TCP embeds a Modbus data frame into a TCP frame without the Modbus checksum as shown in the following diagram The Modbus checksum is not used as the standard ethernet TCP IP link layer checksum methods are instead used to guaranty data integrity TCP FRAME Transaction Identifier Protocol Identifier Length Field Modbus Frame a Modbus Checksum Not Included Sed MODBUS FRAME Note that the M
39. ethernet switch I 900EN S005 is automatic MDI MDI X CAT 5 UTP CABLE crossover use of a direct straight through or crossover cable is permissible IMPORTANT IF THE HOST PC CONNECTS DIRECTLY TO THE MODULE YOU MUST USE A CROSS CONNECT CABLE MDI X AS BOTH THE PC AND THE 9XXEN MODULE ETHERNET PORTS ARE WIRED MDI ETHERNET SWITCHES AND HUBS ARE WIRED MDI X THE ACROMAG ETHERNET SWITCH IS AUTOMATIC MDI MDI X AND ELIMINATES THE NEED FOR MAKING A DISTINCTION BETWEEN THE USE OF STRAIGHT THROUGH MDI AND CROSSOVER MDI X CABLE CONNECTIONS Acromag offers a straight through patch cable Model 5035 355 or a crossover cable Model 5035 360 for use with Series 9xxEN modules Acromag 900EN S005 5 Port Ethernet Switch c le Ethernet Differential I V Input 5 CONNECTIONS Network Acromag 961EN 4006 or 962EN 4006 Ethernet Module The ethernet port of these modules is not automatic MDI MDI X crossover and is wired MDI Acromag 9xxEN 4012 Ethernet Modules The ethernet port of these modules are not automatic MDI MDI X crossover but the use of an auto crossing switch eliminates the need to make a distinction between straight through and crossover cables or equiv
40. fault address of this module Subnet Mask 255 255 255 0 11111111 11111111 11111111 00000000 Use of these node addresses IP Address 128 1 1 100 10000000 00000001 00000001 01100100 for any other purpose may Subnet Address 128 1 1 0 1000000 00000001 00000001 00000000 yield poor performance Subnetwork address 128 1 1 0 has 254 possible unique node addresses We are using node 100 of 254 possible for our module Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com 2 2 BusWorks 961 962EN Module User s Manual Dynamic Host Configuration Protocol DHCP Domain Name System DNS MODBUS REGISTERS The x following the leading character represents a four digit address location in user data memory The leading character is generally implied by the function code and omitted from the address specifier for a given function The leading character also identifies the I O data type Register Functions Ethernet Differential IAV Input DHCP refers to Dynamic Host Configuration Protocol and is a method used to dynamically assign temporary numeric IP addresses as required A DHCP server maintains a pool of shared IP addresses which are recycled When a DHCP device wants to use a TCP IP application it must request an IP address from the DHCP server The DHCP server will check the shared supply and if all addresses are in use the server will send a busy signal to the client whic
41. fferential I V Input 2 T Register Map Model 961EN 4006 Model 962EN 4006 Note Changes to Holding Registers take effect immediately Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http www acromag com 8 BusWorks 961 962EN Module User s Manual Register Map Model 961EN 4006 Model 962EN 4006 Shaded 4xxxx register entries are Read Only Ref Addr Holding Registers 4x References Read Write Description CHO Cal Hi Range 0 Ethernet Differential I V Input Data Type Format Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN CHO Cal Lo Range 0 Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN CHO Cal Hi Range 1 Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CHO Cal Lo Range 1 Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CHO Cal Hi Range 2 Raw A D Count Value See Note 2 0 11 17mA 961EN or 2 5V 962EN CHO Cal Lo Range 2 Raw A D Count Value See Note 2 0 11 17mA 961EN or 2 5V 962EN CHO Cal Hi Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CHO Cal Lo Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CHO Cal Hi Range 4 Raw A D Count Value See Note 2 625mV 962EN CHO Cal Lo Range 4 Raw A D Count Value See Note 2 625mV 962EN CHO Cal Hi Range 5 Raw A D Count V
42. g register 21 to replace write protection to the calibration registers and prevent miscalibration Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com 1 6 BusWorks 961 962EN Module User s Manual TROUBLE SHOOTING Diagnostics Table If your problem still exists after checking your wiring and reviewing this information or if other evidence points to another problem with the unit an effective and convenient fault diagnosis method is to exchange the module with a known good unit Acromag s Application Engineers can provide further technical assistance if required Complete repair services are also available from Acromag Ethernet Differential IAV Input Upon power up the green Run LED should light A continuous blinking Run LED indicates wink ID mode If the Run LED remains OFF and correct power has been applied then either the internal power supply has failed or a fatal processor error firmware has occurred SYMPTOM Green RUN LED does not light Continuous flashing green RUN LED Cannot communicate Many Communication Errors Cannot Browse Module POSSIBLE CAUSE Internal 3 3V power has failed Module in wink mode Power ON at the module POSSIBLE FIX Return module for repair Read Module Status register to verify wink status Write 5555H to Wink Mode Toggle Register to toggle wink mode off on Check power Is gre
43. ge Microsoft Intemet Explorer i x Bia Edi View Favores Toos Hep Links lt 4 Back gt A A Qsearch Favorites QMeda G D 3 M A Address hitp 128 1 1 100 calibration shtml eco a 962EN 4006 Calibration Page Module Calibration Control Channel CH 0 CCH 3 cCH 1 cCH 4 CCH 2 CCH 5 Zero Span Zero Span calibrate aag Restore Factory Calibration J E E O B neret Use the scroll bar on the right to scroll down the page as shown below If recalibration of any input is required all applicable ranges should be done The following table gives the calibration values for the input ranges of these models These are the input signals required to calibrate the range endpoints Your success in recalibrating the input will strongly depend upon the accuracy and precision of your signal source Ethernet Differential I V Input 1 3 WEB BROWSER Test Page Calibration Page IMPORTANT This module has already been calibrated at the factory and recalibration is not normally required except as necessary to correct for long term component aging or to satisfy your company s maintenance requirements Do not attempt to recalibrate this module unless absolutely required as miscalibration will negatively affect the module s performance Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com 1 4 BusWorks 961 962EN Module User s Manua
44. ge is calibrated and is not calibrated separately All other ranges are calibrated separately Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input 1 5 IMPORTANT For best results be sure to use a precision signal source WEB BROWSER capable of reproducing the nominal endpoint signals at least as accurate as the module itself better than 0 1 of span Always allow the module to warm up a few minutes prior to calibration Input Calibration Method 1 Calibration Using The Built In Browser Interface You can choose to use the 1 Make sure that the range that needs calibrating is currently selected web browser calibration page 2 Bring up browser interface and select calibration page to accomplish calibration 3 Apply either the zero or span input signal to the channel to be calibrated easiest or via direct register Calibrate the zero endpoint signal first before the span endpoint signal access as described below 4 Wait about 10 seconds for the input to settle and be read 5 Click on the channel number and select either zero or span calibration 6 Click on the Calibrate button The page will refresh and calibration may continue Repeat this process for the other endpoint span 7 Repeat steps 2 5 for the other input channels to be calibrated Method 2 Calibration Via The Modbus TCP IP Interface
45. h tells it to try again later Static addresses will ensure a connection every time but dynamic addresses do not DNS refers to the Domain Name System or Domain Name Server and refers to the system used to associate an alphanumeric character string with a numeric IP address The DNS is actually a distributed database of domain names and corresponding IP addresses The DNS allows us to use Acromag com as an IP address rather than a complicated string of numbers Note that name servers contain information on some segment of the domain name space and make this information available to clients called resolvers Modbus registers are organized into reference types identified by the leading number of the reference address Read Write Discrete Outputs or Coils A Ox reference address is used to drive output data to a digital output channel Read Discrete Inputs The ON OFF status of a 1x reference address is controlled by the corresponding digital input channel Read Input Registers A 3x reference register contains a 16 bit number received from an external source e g an analog signal Read Write Output or Holding Registers A 4x register is used to store 16 bits of numerical data binary or decimal or to send the data from the CPU to an output channel Note The ON OFF state of discrete inputs and outputs is represented by a 1 or 0 value assigned to an individual bit in a 16 bit data word This is sixteen Ox or 1x references per data
46. i Range 2 Raw A D Count Value See Note 2 0 11 17mA 961EN or 2 5V 962EN CH5 Cal Lo Range 2 Raw A D Count Value See Note 2 0 11 17mA 961EN or 2 5V 962EN CH5 Cal Hi Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CH5 Cal Lo Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CH5 Cal Hi Range 4 Raw A D Count Value See Note 2 625mV 962EN CH5 Cal Lo Range 4 Raw A D Count Value See Note 2 625mV 962EN CH5 Cal Hi Range 5 Raw A D Count Value See Note 2 313mV 962EN CH5 Cal Lo Range 5 Raw A D Count Value See Note 2 313mV 962EN CH5 Cal Hi Range 6 Raw A D Count Value See Note 2 156mV 962EN CH5 Cal Lo Range 6 Raw A D Count Value See Note 2 156mV 962EN CH5 Cal Hi Range 7 Raw A D Count Value See Note 2 78mV 962EN CH5 Cal Lo Range 7 Raw A D Count Value See Note 2 78mV 962EN Ideal Range 0 Hi Ideal A D Count Value See Note 2 0 20mA 961EN or 10V 962EN Ideal Range 0 Lo Ideal A D Count Value See Note 2 0 20mA 961EN or 10V 962EN Ideal Range 1 Hi Ideal A D Count Value See Note 2 4 20mA 961EN or 5V 962EN Ethernet Differential I V Input 3 1 Register Map Model 961EN 4006 Model 962EN 4006 Shaded 4xxxx register entries are Read Only Acromag Inc Tel 248 6
47. idal instrument transformer that converts a sinusoidal 50 60Hz AC current signal into a low level DC milliampere signal of 0 to 11 17mA The input AC current range is a function of the number of turns placed through the toroid as shown in Table 1 below This sensor is isolated and requires no calibration or adjustment When used with a 961EN module it provides redundant input isolation and may facilitate input to input isolation of this six channel unit Table 1 AC Current Sensor Turns amp Range AC Current Sensor Output Input Range Primary Turns Red Black Wires 0 to 20A AC 0 to 11 17mA DC ee OtoSAAC 4 g S 0t2aac 10 S Oto1AAC 20 d s The output wires of this sensor are polarized with red as plus and black as minus Normally these output wires are attached to one end of a user supplied cable while the other end connects to the 961EN s process current input terminals Input Burden A function of the wire gauge resistance used for primary turns the current carrying wire being monitored AC Current Sensor to Transmitter Wiring Distance 400 feet maximum for 18 gauge wire Other wire gauges can be used as long as the resistance of both wires is less than 5Q Input Overload The AC current sensor will withstand overload conditions as follows e 20 times full scale for 0 01 seconds e 10 times full scale for 0 1 seconds e 5 times full scale for 1 0 second DC Voltage 962EN Only A 10 1 input divider
48. igured to retrieve this address from the on how to change the IP network server using BOOTP Bootstrap Protocol or via DHCP address of your PC network Dynamic Configuration Protocol It may also be preset by the user interface card in order to talk and loaded from internal non volatile memory The unit includes a to an Acromag module default address toggle switch to cause the module to assume a preset default factory address Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com 38 BusWorks 961 962EN Module User s Manual Ethernet Differential IAV Input Controls amp Indicators ACCESSORY CABLES LED Indicators RUN Green Constant ON if power is on Continuous flashing ON OFF indicates unit is in wink ID mode ST Yellow Blinks ON OFF in default communication mode Stays ON if an input is out of range LINK Green Indicates Ethernet ink status ON if auto negotiation has successfully established a connection ACT Yellow Indicates Ethernet activity Ethernet connection is busy traffic is present Controls Reset Default Address Switch This momentary toggle switch is located on the front panel and is used to either reset the module toggle right or cause the module to assume a default IP address toggle left Module address is initially set to 128 1 1 100 at the factory or may be preset by the user This switch can also be used to restore the module t
49. in the design of any type of control or monitoring system This is very important where property loss or human life is involved Itis important that you perform satisfactory overall system design and it is agreed between you and Acromag that this is your responsibility GETTING STARTED MOUNTING AND DIMENSIONG 0ceseeeeeeeenes 3 CONTROLS amp INDICATORS 0ccseeeeeeeeeeeeeeees 3 ISOLATION BARRIERG 0 0ceceeceeeeeeeeeeeeeeeenenees 3 CONNECTIONG cccceeeee scene eeeeeeeeeeeeeneeeeeeeenens 4 DIN Rail Mounting And Removal 08 4 NGtWOPK A stance ssecensees 4 POWGMeiiicce cen evcdiceticcceieesicecesertiieeiviecieeds 6 Analog INputs ccceceeeeeeeeeeeeeeeeeeeeeeeeeeenes 6 Earth Ground ics cjcccqestatiscnaxteciesebetecpekeneiiesnes 7 WEB BROWSERescccscsiccncsecseccceseceeecieseeseceeeseaneies 8 HOME Page on ccviceccecvescscecndecesstesseccecvesessees 8 Password Configuration Page esssee 9 Network Configuration Page csseeeeeee 9 Test Page ics scccsccccsiecie sees ivteeecsteeevsieeueceesis 12 Calibration Page cccscseseeeeeeeeeeeeeeeeeneneees 13 Input Calibration ccceeeeeeeeeeeeeeeeeeeee 15 TROUBLESHOOTING 0ccceeeeeeeeeeeeeeeseeeeenenees 16 Diagnostics Table cccceeceeeeeeeeeeeeeeeeeeeees 16 Trouble Browsing Your Module ssseeee 17 Getting Out Of Trouble cceeceeeeeeeeeeeees 17 TECHNICAL REFERENCE KEY FEATURES i iicciscc
50. ing Click the submit button to write your changes to the module Network Configuration Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http www acromag com 1 O BusWorks 961 962EN Module User s Manual WEB BROWSER Network Configuration Note that Acromag Series 9xxEN Ethernet I O modules may take from 3 30 seconds to boot upon power up depending on your network configuration and whether a DHCP server is present This module can be placed into a default communication mode via the DFT toggle switch at the front of the module Default Mode uses a static IP address of 128 1 1 100 a default subnet mask of 255 255 255 0 a default username User anda default password passwordoo Ethernet Differential IAV Input An IP Address is a unique identification number for any host this module on any TCP IP network including the internet The IP address is made up of four octets 8 bits each octet having a value between 0 255 OOH FFH It is expressed here in decimal form with a period placed between octets A Static IP Address is as the name implies static and represents a unique fixed IP Address that is generally assigned by your service provider or system administrator The default static IP address assigned to this module from the factory is 128 1 1 100 refer to product side label NOTE In order to network your PC with an Acromag module you may have to con
51. irs and its performance is also more suitable for applications that make use of all four wire pairs for simultaneous bidirectional data transmission full duplex As such it is rated for frequencies up to 200MHz double the rate of Category 5 This cable is defined in TIA EIA 568A 5 Addendum 5 Acromag offers the following cable accessories for use with this module Patch Cable amp Cable Model 5025365 A yellow tootlong single shielded Catadorysa 4 PPOSSOVEr Cable STP patch cable with drain wire and an RJ45 plug at both ends Use this cable to connect an Acromag 9xxEN I O module to the Acromag 900EN S005 switch Cable Model 5035 360 A green 5 foot long single shielded Category 5e STP crossover cable with a drain wire and an RJ45 plug at both ends This cable performs the Ethernet crossover function and is used to connect a PC directly to an Acromag Series 9xxEN I O module Note that you do not need to use a crossover cable to connect your PC to this module if the Acromag 900EN S005 switch is used between the PC and module as the switch is auto crossing However you must use a crossover cable when directly connecting your PC to a Series 9xxEN I O Module without the use of an auto crossing switch or hub You may obtain cable in other lengths and colors as required for your application from other vendors For example shielded CAT 5e cable is available from the following vendors e L com Connectivity Products www L com com e
52. ister you could cause the module to become inoperable under certain conditions If this happens in order to regain control of the module the module can either be re downloaded at the factory or you can try restoring the module to its initial configuration by following this procedure In f Procedure For Restoring any 9xxEN Module to its Initial Configuration So your module s gone wild follow this procedure to restore 1 While module power is OFF press and hold the front panel toggle it to its initial configuration and switch in the default DFT left position regain control 2 While continuing to hold the toggle switch in the default position apply power to the module 3 After a few seconds the Status LED will begin to blink quickly and you can release the default switch at this point The module will continue to boot itself as it normally does That is the green RUN LED will blink for 1 10 seconds as the unit acquires its address then remain ON for normal operation 4 If the STATUS LED fails to blink rapidly after a few seconds and the RUN LED just blinks for a few moments as it normally does then reinitializing the module has failed and you should try it again This time make sure that the DFT switch is completely depressed and held while powering the unit Also make sure that you are pressing the DFT toggle in the DFT direction left rather than the RST direction right Acromag Inc Tel 248 624 1541 Fax 248 6
53. l WEB BROWSER Calibration Page A Calibration Page Microsoft Internet Explorer Ethernet Differential IAV Input File Edit View Favorites Tools Help Links Back gt A G Qseach Favorites Meda G Dr S M A Address hitp 128 1 1 100 calibration shtml CH 0 CH 3 CCH 1 cCH 4 CCH 2 CCH 5 Zero Span Zero Span calibrate Restore Factory Calibration J Network Configuration Page Password Configuration Page 1 Home Page Copyright 2003 Acromag Inc All rights reserved Lal a FT A iemet Note that on the 961EN 2006 the 4 20mA range is a sub range of the 0 20mA range and is automatically calibrated at the same time Model 961PB 2006 ZERO Calibration FS Calibration 0 20mA DC 4 20mA DC 1 0mA 20 0mA 0 11 17mA DC 1 0mA 11 17mA 0 1mA DC 0 25mA 1 00mA Model 962PB 2006 10V DC 10000 0mV 10000 0mV 5V DC 5000 0mV 5000 0mV 2 5V DC 2500 0mV 2500 0mV 1 25V DC 1250 0mV 1250 0mV 625mV DC 625 0mV 625 0mV 313mV DC 312 50mV 312 50mV 156mV DC 156 25mV 156 25mV 78mV DC 78 13mV 78 13MV You can choose to use the web browser calibration page to accomplish calibration Method 1 easiest or via direct register access as described in Method 2 below Note 961EN The 4 20mA range is calibrated when the 0 20mA ran
54. lue See Note 2 625mV 962EN CH2 Cal Hi Range 5 Raw A D Count Value See Note 2 313mV 962EN CH2 Cal Lo Range 5 Raw A D Count Value See Note 2 313mV 962EN CH2 Cal Hi Range 6 Raw A D Count Value See Note 2 156mV 962EN CH2 Cal Lo Range 6 Raw A D Count Value See Note 2 156mV 962EN CH2 Cal Hi Range 7 Raw A D Count Value See Note 2 78mV 962EN CH2 Cal Lo Range 7 Raw A D Count Value See Note 2 78mV 962EN CH3 Cal Hi Range 0 Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN CH3 Cal Lo Range 0 Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN Ethernet Differential I V Input 29 Register Map Model 961EN 4006 Model 962EN 4006 Shaded 4xxxx register entries are Read Only Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http www acromag com 30 BusWorks 961 962EN Module User s Manual Register Map Model 961EN 4006 Model 962EN 4006 Shaded 4xxxx register entries are Read Only Ref Addr Holding Registers 4x References Read Write Description CH3 Cal Hi Range 1 Ethernet Differential I V Input Data Type Format Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CH3 Cal Lo Range 1 Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CH3 Cal Hi Range 2 Raw A D Count Value See Note 2 0 11 17mA 961E
55. n to complete any changes made on this page Click the Wink On Off button to toggle the module in out of wink ID mode In this mode the module s green RUN LED will blink to confirm identification as an aide to locating a specific module on a network Refer to the Technical Reference section of this manual to learn more about IP Addressing terms and concepts WEB BROWSER Network Configuration The Default Communication Mode uses a Static IP address of 128 1 1 100 a default subnet mask of 255 255 255 0 a default username of User and a default password of password00 Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http www acromag com 1 2 BusWorks 961 962EN Module User s Manual WEB BROWSER Test Page TIP Viewing a module s web page is treated similar to viewing a web page on the internet The first time you open a page its image is stored as a temporary internet file in PC memory However each subsequent attempt to view that page will need to automatically update that image especially when making configuration changes With Internet Explorer click the Internet Options of the Tools menu select the General tab locate the Temporary Internet Files information and click on the Settings button Then select Automatically under Check for newer versions of stored pages Then click OK to return to the
56. o its initial factory configuration by holding this switch in its default position while powering up the unit see Getting Out Of Trouble in the Troubleshooting section for more information The minimum cable required for full operation of this device is Category 5 The term Category refers to classifications of UTP Unshielded Twisted Pair and STP Shielded Twisted Pair cables There are 3 main categories of cable Category 3 Category 4 and Category 5 The differences in classification is found in their electrical performance and this is documented in the TIA EIA 568 A standard This device is designed for use in harsh industrial environments Acromag recommends the use of shielded cable when wiring to this device Select STP Shielded Twisted Pair cable rather than UTP Unshielded Twisted Pair The use of shielded cable will help protect the data being transmitted from harmful EMI Electromagnetic Interference and RFI Radio Frequency Interference It will also help to lower your radiated emissions by keeping the cable from emitting EMI and RFI There are two types of cable conductors solid cable and stranded cable Stranded cables are more flexible than solid cables But since attenuation is higher for stranded cables than solid conductor cables these are generally reserved for short runs and patch applications less than 6 meters Currently there are two types of shielding employed in Category 5 STP cable single shiel
57. odbus address field is referred to as the Unit Identifier in Modbus TCP Ina typical slave application the Unit ID is ignored and just echoed back in the response The operation of the 961 962EN industrial Ethernet modules is very similar to Acromag s 913 914MB ModBus modules The operation over Ethernet is essentially transparent to the Modbus register command structure If you are already familiar with Modbus or with Acromag Series 900MB modules then you are already familiar with the operation of the 961 962EN modules A host is any device on any network On TCP IP networks each host has one or more unique IP addresses This module connected to an ethernet network is a host An IP Address is a unique identification number for any host this module on any TCP IP network including the internet The IP address is made up of four octets 8 bits each octet having a value between 0 255 OOH FFH The IP address is comprised of two parts the network address first part and the host address last part The number of octets of the four total that belong to the network address depend on the Class definition see below Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input 2 1 A Static IP Address is as the name implies static That is it is a unique IP IP Addressing Address that is assigned by a service provider and ne
58. or 2 5V 962EN CH4 Cal Hi Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CH4 Cal Lo Range 3 Raw A D Count Value See Note 2 0 1mA 961EN or 1 25V 962EN CH4 Cal Hi Range 4 Raw A D Count Value See Note 2 625mV 962EN CH4 Cal Lo Range 4 Raw A D Count Value See Note 2 625mV 962EN Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ref Addr Holding Registers 4x References Read Write Raw A D Count Value See Note 2 Description CH4 Cal Hi Range 5 Data Type Format 313mV 962EN CH4 Cal Lo Range 5 Raw A D Count Value See Note 2 313mV 962EN CH4 Cal Hi Range 6 Raw A D Count Value See Note 2 156mV 962EN CH4 Cal Lo Range 6 Raw A D Count Value See Note 2 156mV 962EN CH4 Cal Hi Range 7 Raw A D Count Value See Note 2 78mV 962EN CH4 Cal Lo Range 7 CH5 Cal Hi Range 0 Raw A D Count Value See Note 2 78mV 962EN Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN CH5 Cal Lo Range 0 Raw A D Count Value See Note 2 0 20mA 961EN or 10V 962EN CH5 Cal Hi Range 1 Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CH5 Cal Lo Range 1 Raw A D Count Value See Note 2 4 20mA 961EN or 5V 962EN CH5 Cal H
59. ord Configuration Page Calibration Page Home Page 3 O moe Note that the 6 channels of these modules are divided into 2 groups of 3 channels each Note that the channels of each group 0 1 amp 2 and 3 4 amp 5 share the same input configuration but the configuration may vary between the two groups Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http www acromag com BusWorks 961 962EN Module User s Manual IMPORTANT The input signal indicated only reflects the level of the inputs at the moment this screen is invoked and this does not continuously update You can click your browser s refresh button to get a new input update You can also use the Configuration Control of this page to change the input range for each channel group 0 1 amp 2 or 3 4 amp 5 For the 961EN shown you may select from 0 20mA 4 20mA 0 11 17mA and 0 1mA DC current ranges For the 962EN you may select 10V 5V 2 5V 1 25V 625mV 313mV 156mV or 78mV DC voltage ranges Note that your range selection will apply to all channels of the group Click on submit to execute your range change The Calibration Page will allow you to recalibrate each channel s zero and span signal as required Simply select the channel to be calibrated choose zero or span apply the zero or full scale signal to the input then click calibrate For best results always calibrate zero before span Calibration Pa
60. ounted within an approved metal enclosure or sub system particularly for applications with exposure to voltages greater than or equal to 75VDC or 50VAC CONTROLS amp INDICATORS Green Run LED is ON if power is on and will blink in wink ID mode Yellow ST LED blinks ON OFF if module is in default mode and stays ON if an input is out of range Green LINK LED ON if auto negotiation has successfully established a connection Yellow ACT LED signals PHY network Activity busy ISOLATION BARRIERS Dashed Lines denote isolation barriers The input circuit network and power circuit are isolated from each other for safety and noise immunity Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http www acromag com 4 BusWorks 961 962EN Module User s Manual CONNECTIONS DIN Rail Mounting amp Removal Network For 100Base TX systems use data grade Unshielded Twisted Pair UTP wiring that has a 1000 characteristic impedance and meets the EIA TIA Category Five wire specifications It is recommended that you use a crossover CAT 5 cable to connect this device to your PC For 10Base T systems you may use Category 3 Category 4 or Category 5 UTP cable In either case you are limited to 100 meters between any two devices A crossover cable simply connects the differential transmit pair on each end to the receive pair on the opposite end Use a standard direc
61. outlined in the Register Map for sending and retrieving data The following Modbus functions operate on register map registers to monitor configure and control module I O If an unsupported function code is sent to a module exception code 01 Illegal Function will be returned in the response If a holding register is written with an invalid value exception code 03 Illegal Data Value will be returned in the response message You may refer to the Modbus specification for a complete list of possible error codes 964EN 4012 Report Slave ID Example Response Unit ID Echo Unit ID Sent In Query Function Code 11 Byte Count 42 Slave ID Model No O6 961EN 4006 6 Differential Current Input 07 962EN 4006 6 Differential Voltage Input FFH ON 41 43 52 4F 4D 41 47 2C 39 33 30 30 2D 31 32 31 2C 39 36 34 45 4E 2D 34 30 31 32 2C 30 31 32 33 34 35 41 2C 30 31 32 33 34 35 ACROMAG 9300 121 964EN 4012 serial number amp rev six byteMACID Run Indicator Status Firmware Number String Additional Data Field For detailed information on Modbus feel free to download our technical reference Introduction To Modbus at www acromag com For your convenience 9xxEN Ethernet modules mirror the contents and operation of registers Oxxxx 1Xxxx amp 3xxxx as applicable into holding register space for systems and controllers that cannot directly access registers Oxxxx 1XXXX amp 3XXxx All Modbus registe
62. per CE requirements Wide Ambient Operation Reliable over a wide temperature range Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input 1 Q These input modules provide up to six process current 961EN or six differential DC voltage 962EN input channels and provide an isolated HOW IT WORKS 10 100 Ethernet interface for configuration monitoring and control of the input module The current input model 961EN uses precision 24 9Q current sink resistors across the inputs Voltage input models use 10 1 precision resistor voltage dividers at the input A multiplexer is used to connect each input voltage to an A D converter separate A D channels serve 3 input channels each The A D converter then applies appropriate gain to the signals performs analog to digital conversion and digitally filters the signals The microcontroller completes the transfer function according to the input type and its embedded program Configuration and calibration parameters are stored in non volatile memory integrated within the microcontroller A dedicated Ethernet controller handles Ethernet communication The I O terminals and the Ethernet port terminals also include transient suppression A wide input switching regulator isolated flyback provides isolated power to the I O circuits and the Ethernet controller Refer to the simplified schema
63. ress of 43001 For the 1xxxx Input Status Registers where supported the return data is reformatted to match the Holding Register format For example if you request the Input Status for 12 digital inputs instead of getting 2 bytes returned with the first 12 bits representing the 12 digital inputs you will get 12 separate words each set to either 0000H OFF or FFFFH ON For the 0xxxx Coil Registers where supported reads are handled in the same way as the 1xxxx Input Status Registers You can also write to the coil registers by using the Preset Single Register function with an address offset of 42000 Setting the data to OOOOH will turn the coil OFF while setting the data to FFOOH will turn the coil ON Writing to multiple coils is not supported via register mirroring you must use the Write Multiple Coils function for that Note that with respect to Acromag 9xxMB Modbus RTU modules only 3xxxx Input Registers are mirrored into 4xxxx space not Coil or Input Status registers as noted here for 9xxEN models I O values for Series 900EN modules are represented by the following simple data types for temperature percentage and discrete on off Summary Of Data Types Used By 900MB 900EN Modules Percentage A 16 bit signed integer value in range of 32768 to 32767 20000 is used to represent 100 yielding a This Model resolution of 0 005 Isb For example 100 0 and 100 are represented by decimal values 20
64. rs of this model can now be written to or read from using either the standard methods described in the Modbus specification or through mapping mirroring to the Holding Registers The registers are mapped as follows and specifics follow the mapping Ethernet Differential I V Input 23 Register Functions IMPORTANT When using your own software to manipulate the module please note that the maximum query through the Modbus TCP interface is only 50 registers due to the maximum buffer size limitations of the TCP IP stack As such you can only request data from 50 registers at one time for commands that access multiple registers For example the Read Holding Registers command may only retrieve the contents of registers 40001 to 40057 in one read Register Mirroring Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com 24 BusWorks 961 962EN Module User s Manual Ethernet Differential IAV Input Register Mirroring Data Types 0xxxx Coil Registers are mapped to 42xxx Holding Registers 1xxxx Input Status Registers are mapped to 41xxx Holding Registers 3xxxx Input Registers are mapped to 43xxx Holding Registers For 3xxxx Input Registers the format of the registers are identical and you only need to offset your address by 43000 For example if you want to read Input Register 1 through the Holding Registers you would use the Read Holding Registers function with an add
65. s 1 0 Input Signal Status 00 In Range 01 Over Range 10 Under Range 11 Not Used CHO05 Status Bits 15 2 0 Not Used Bits 1 0 Input Signal Status 00 In Range 01 Over Range 10 Under Range 11 Not Used CHOO Value Percentage CH01 Value Percentage CHO02 Value Percentage CHO03 Value Percentage CH04 Value Percentage CH05 Value Percentage CHOO Count Raw A D Count Value See Note 2 CH01 Count Raw A D Count Value See Note 2 CH02 Count Raw A D Count Value See Note 2 CHO03 Count Raw A D Count Value See Note 2 CH04 Count Raw A D Count Value See Note 2 CHO05 Count Raw A D Count Value See Note 2 Note Changes to Holding Input Range Bits 15 4 0 Not Used Registers take effect CH 0 1 2 Bits immediately 3 2 1 0 961EN 0000 0 0 20mA 0001 1 4 20mA 0010 2 0 11 17mA 0011 3 0 1mA 0100 Reserved 0101 Reserved 0110 Reserved 0111 Reserved 1000 1111 Reserved Input Range Format is same as Above CH 3 4 5 Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ref Holding Registers 4x References Read Write Addr Description Reserved Data Type Format Do Not Use Reserved Do Not Use Reserved Do Not Use Reserved Do Not Use Reserved Do Not Use Port 0 Scaling Low Reserved For Factory Use
66. sult with your network administrator and either temporarily change your TCP IP configuration see TCP IP Properties of Network Configuration in Windows or create a separate private network using a second network adapter installed in your PC recommended The necessary steps will vary with your operating system Refer to Acromag Application Note 8500 734 to help accomplish this located on the CDROM shipped with your module or via download from our web site at www acromag com The Number of Sockets refers to the number 1 10 of Modbus TCP IP access points to allow for this host The default allows up to 10 sockets but you can restrict access by reducing this number Internally the module uses port number 502 which is reserved for Modbus The DNS Server refers to the IP address of the Domain Name Server used on this network A DNS server relates symbolic names to actual IP addresses while the DHCP server is responsible for dynamically passing out IP addresses A Subnet Mask is used to subdivide the host portion of the IP address into two or more subnets The subnet mask will flag the bits of the IP address that belong to the network address and the remaining bits correspond to the host portion of the address The unique subnet to which an IP address refers to is recovered by performing a bitwise AND operation between the IP address and the mask itself with the result being the sub network address Gateway refers to the IP Address of the ga
67. t cable when connecting to a hub or switch port which are generally wired MDI X Ethernet Differential IAV Input PUSH MODULE REMOVAL USE YOUR FINGER TO APPLY FROM DIN RAIL DOWNWARD PRESSURE HERE AS YOU LIFT AND TILT MODULE TO REMOVE IT FROM RAIL DAADA DABO When attaching the module to the T type DIN rail angle the top of the unit towards the rail and locate the top groove of the adapter over the upper lip of the rail Firmly push the unit towards the rail until it snaps into A rai place To remove first separate the PWR input terminal block s from the bottom side of the module to create a clearance to the DIN mounting area Next while holding the module in SDCDYPE Any Series 9XXEN Ethernet Module DIN RAIL place from above insert a y screwdriver into the lower arm of the a e ra DIN rail connector and use it as a N RARRARARAAAR lever to force the connector down Remove Terminal Blocks On This A Side To Provide Clearance PRY WITH SCREWDRIVER INSERTED IN SLOT HERE DO NOT TWIST TO AVOID DAMAGING PLASTIC TAB PUSH SCREWDRIVER AS SHOWN TO TILT AND LIFT MODULE OFF RAIL until the unit disengages from the rail do not twist the screwdriver to avoid damaging plastic RJ45 MDI AND MDI X CONNECTIONS PIN MDI WIRING MDI X WIRING Transmit Receive
68. teway if your local area network happens to be isolated by a gateway Typically it is assigned the first host address in the subnet If a gateway is not present then this field should contain an unused address within the host subnet address range The Host Name is the name to be assigned to this host if its address happens to be assigned dynamically using DHCP The Active IP Address refers to the current IP Address being used by this host as opposed to any new assignments being made via this page The MAC Address refers to the Media Access Control Address that uniquely identifies the hardware of this device This is a unique fixed address assigned to this module at the factory On IEEE 802 networks the Data Link Control DLC layer of the OSI Reference Model is divided into two sublayers the Logical Link Control LLC layer and the Media Access Control MAC layer The MAC layer interfaces directly with the network media each different type of network media requires a different MAC layer Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input 1 1 By default the module is setup to use Static IP Addressing and a Static IP Address of 128 1 1 100 You can optionally choose to have the IP address assigned dynamically via DHCP BOOTP or DHCP BOOTP w Fallback This will also require that you specify a valid Host Name Note th
69. tic shown below to help gain a better understanding of the circuit INPUTS 0 1 amp 2 MUST BE SAME TYPE INPUTS 3 4 amp 5 MUST BE SAME TYPE 5V 3 3V 3 3V ISOLATED ETHERNET Ethernet Port Includes SD Protection NOMA wv a N a gt ETHERNET MICRO CONTROLLER CONTROLLER o SRAM X 512Kx8 3 3V gt pe FLASH es o GND 512Kx8 EARTH GROUND Vv ill_ A TOGGLE SWITCH lt ISOLATED INPUT POWER z 1 0 LOGIC 3 3V 1936D O POWER lt 3 ISOLATED ot per e FLYBACK oT WwW SWITCHER VO POWER SV Ha 3 DOJE v r R 6V 4 gt NEG VOLTAGE 6V CONVERTER lt Note that input types may vary between the two channel groups channel 0 1 and 2 may be configured differently from channel 3 4 and 5 Inputs are not isolated channel to channel except for small common mode voltage differences in the range of 5V 961EN or 12V 962EN Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com 20 BusWorks 961 962EN Module User s Manual Ethernet Differential IAV Input ABOUT MODBUS TCP IP IP Addressing TCP IP is the foundation for the World Wide Web and refers to Transmission Control Protocol and Intern
70. ved Span Cal Register Do Not Use A 16 Bit value whose bit position when set indicates the channel to be calibrated for span For example to calibrate span of channel 0 write 0001H to this register To calibrate span of channel 5 write 0030H to this register IMPORTANT You must FIRST write 5E2AH into the Calibration Access Register Register 40021 before attempting calibration Zero Cal Register This block Mirrors 3BXXXX Registers A 16 Bit value whose bit position when set indicates the channel to be calibrated for zero For example to calibrate zero of channel 0 write 0001H to this register To calibrate zero of channel 5 write 0030H to this register IMPORTANT You must FIRST write 5E2AH into the Calibration Access Register Register 40021 before attempting calibration Refer to Register Mirroring 3xxxx Input Registers are mapped to the 43xxx Holding Register space using an address offset of 43000 Acromag Inc Tel 248 624 1541 Fax 248 624 9234 Email sales acromag com http Awww acromag com BusWorks 961 962EN Module User s Manual Ethernet Differential I V Input 33 Notes Memory Map 1 Input values are 16 bit signed integer values representing percent with a resolution of 0 005 Isb 20000 is used to represent 100 The full range is 163 84 32768 decimal to 163 835 32767 decimal For example 100 0 and 100 are represented by decimal values 20000 0 and
71. ver changes A Dynamic IP Address is an address that is temporarily assigned to a user by a service provider each time a user connects A Subnet is a contiguous string of IP addresses The first IP address in a subnet is used to identify the subnet and usually addresses the server for the subnet The last IP address in a subnet is always used as a broadcast address and anything sent to the last IP address of a subnet is sent to every host on that subnet Subnets are further broken down into three size classes based on the 4 octets that make up the IP address A Class A subnet is any subnet that shares the first octet of the IP address The remaining 3 octets of a Class A subnet will define up to 16 777 214 possible IP addresses 2 2 A Class B subnet shares the first two octets of an IP address providing 2 2 or 65534 possible IP addresses Class C subnets share the first 3 octets of an IP address giving 254 possible IP addresses Recall that the first and last IP addresses are always used as a network number and broadcast address respectively and this is why we subtract 2 from the total possible unique addresses that are defined via the remaining octet s For our example the default IP address of this module is 128 1 1 100 If we assume that this is a Class C network address based on the default Class C subnet mask of 255 255 255 0 then the first three numbers represent this Class C network at address 128 1 1 0 the last number i
72. web browser as these modules have built in web pages that allow you to setup control and calibrate the module Simply execute your web browser type the IP address assigned to your module in the Address window http 128 1 1 100 for our example click Go and you will be presented with a Home Page window similar to that shown below Tj Home Page Microsoft Inermat Explorer E Edt View Favorites Joos Help a Lirks do Back Q A A Dioh Gyfoes Goede G DB 3w a Ages amp bee 7120 1 1 1007 5 60 96ZEN 4006 Home Page Copyright 2003 Acromag Inc All rights reserved x ie moa The Home Page provides buttons to access the other web pages of this module that are used to configure the network parameters change the user name and password calibrate the module and operate test the module For each new browser session that accesses the Home Page of this module you will be presented with a window prompting you to enter the current User Name and Password as shown below This information is required before the program will allow you to make any other selections The default user name and password is User and password00 respectively After entering these defaults you may wish to invoke the Password Configuration Page to change these parameters to something more meaningful to you IMPORTANT If you forget your Enter Network Password ix installed user name amp password y Ple
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