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TLX-400 Wireless I/O Module User Manual

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1. L RS485 POWER DIO 24V 12V GND DC DC FACTORY RS232 RJ45 RS232 DB9 RS485 RESET TERMINAL PORT HOST PORT TERMINATION d FROM SOLAR ARRAY 12V SLA BATTERY 3 3 Antenna Installation The TLX 400 will operate reliably over large distances The distance which may be reliably achieved will vary with each application depending on the type and location of antennas the degree of radio interference and obstructions such as hills or trees to the radio path The expected range for radio data rates of 4800 bits sec is up to 60km 40 miles depending on installation site and path terrain The expected range at 19200 bits sec with 25KHz bandwidth or 9600 bit sec with 12 5KHz is up to 30 km 20 miles line of sight Where it is not possible to achieve reliable communications between two TLX 400 modules then a third module may be used to receive the message and re transmit it using the Store and Forward function This module is referred to as a repeater An antenna must be connected to each TLX using the female SMA connector at the top of the module To achieve the maximum transmission distance the antennas should be raised above intermediate obstructions such that the radio path is true line of sight Because of the curvature of the earth the antennas will need to be elevated at least 5 metres 15 feet above ground for paths of 5 km 3 miles For short distances the modules will operate reliably wi
2. 1 2 3 4 5 6 7 8 2 6 8 Analog Inputs The TLX accepts and stores analog inputs as 16 bit numbers In frames which only allow 8 bit representation of analogs the most significant 8 bits are used The analog sensitivity is also treated as a 16 bit number The default sensitivity may be entered into the menu and this should be a 16 bit number in decimal format To convert from a percentage to a 16 bit sensitivity number multiply the percentage by 655 so 2 would result in a sensitivity number 2 x 655 scale 1310 The default sensitivity is set by choosing menu items Configure Site Default sensitivity The sensitivity may also be set via a sensitivity message If the sensitivity message contains 8 bit values these are stored as the most significant 8 bits in the sensitivity variables See the protocol document for more detail on sensitivity messages The sensitivity values are absolute values in the same units as the analog inputs So if an input increases or decreases by more than the sensitivity value a change of state message may be generated MAN_TLX 400_1 4 Page 18 TLX 400 User Manual The configured Input Debounce Time also applies to the analog inputs This is set via the menu items Configure Site Input Debounce Time The analog input value must change by at least its sensitivity amount and remain there for at least the debounce time in order for a change
3. 1 Connect a serial cable to the TLX DB9 connector or RJ45 connector and to the PC 2 Start PROCOMM or HyperTerminal 3 Choose port baud rate parity TLX default is 9600 N 8 1 4 Hit lt enter gt three times in quick succession and the menu should appear on screen Operation 2 2 LED Indicators e Power LED red when power is on turns green after self test initialization passed ok e Rx LED active when receiving normally green or yellow red if low signal strength e Tx LED on when radio is transmitting e Link LED on the RTU green when comms OK and red when in comms fail ie when not polled longer than timeout or cannot send messages to the computer e Link LED on pre processor red when PP disabled green when PP enabled e Link LED on control unit the LED turns GREEN if all of the configured remote devices are communicating successfully It turns RED if some of the configured remote devices are in commfail and goes OFF if all of the configured devices are in commfail e RS232 LED Flashes during Host RS232 port activity Tx or Rx e RS485 LED as above but for Expansion RS485 port e I O LED indicates state of onboard digital in output in normal mode in dual redundant mode the duty cycle of the I O LED gives a visual indication of the status of the dual redundancy system In redundant mode with the primary active and the secondary on standby the led shows a long on short off cycle If primary fails and
4. 2 Ifthe module is already in comms fail and a COS or other factor triggers a message transmit that message is logged prior to transmit This ensures that messages generated while in comms fail are not lost This type of logged message has a valid frame flag and destination next addresses It is identified as coming from source 2 The local control code allows the user to log different types of data and messages via the log data command The data type must be specified as either radio message string bits bytes words longs or floats and a user defined source is given to the log record The logged data is retrieved via the menu Logging Options Recover Logged Data The menu allows the user to search for records with particular parameters list all records and clear all records The output display may be set for on screen viewing or csv format if the data is to be imported into a software package such as Excel 2 14 Local Control The Local Control feature allows a TLX unit to provide custom control functions The customer specifies the control behaviour by writing a C program which includes libraries provided by ELPRO The program is downloaded into the TLX and once a Control address is assigned the control code begins executing For more information consult the manual for TLX Distributed Local Control Control programs may also be written in house at ELPRO to provide custom control functions The control code is downloaded to the
5. Sets the number of data bits stop bits and type of parity for the EXPANSION two wire RS485 port from preset selections Set EXPANSION Port Data Format Sets the number of data bits stop bits and type of parity for the EXPANSION two wire RS485 port from preset selections Configure HOST for modem This menu option is used to configure a modem attached to the HOST DB9 port Initialization strings and phone number settings can be stored using this menu For more detail on how to properly interface a modem to a TLX see the section Modem Feature in this manual Modem on HOST port Configures the unit to support a modem connected to the HOST DB9 port Valid Input y n Set phone number Stores a phone number to dial and send the message to if an event occurs such as a change of state Set extra modem initialization Allows the addition of modem initialization strings to allow alternate configuration of the modem These strings are run prior to dialing the given number Configure HOST for pager Set phone number Stores the phone number to dial for the paging network Set password Stores the password required for the paging network Page 43 April 2007 Chapter 4 Menu Items 4 10 Modbus Configuration This menu item configures the TLX to communicate with additional hardware such as 115S IO modules using the Modbus protocol Show 115S module Configuration Displays the current 115S modules that have bee
6. Modbus must now be set up to read the I O information from the 115S Choose Set Modbus Slave Address and set it to zero for Modbus master 9 The delay between polls reflects how quickly the TLX will update its internal information relating to its local I O Set this delay to an appropriate value for the speed of the system being implemented eg 500mS 10 If required set the 115S analog range to E series Set 115S Analog Range This means that the data from the 115S which is in the range 4000 to C000 will be seamlessly translated to 00 to FF in the TLX for easy interpretation by the SCADA computer 2 6 3 Using Other Modbus Devices with the TLX TLX as Modbus slave The TLX can be configured to operate as a Modbus slave by giving it a slave address via the Modbus Configuration menu Upon receiving a poll message from a Modbus master the TLX reports its inputs or outputs digital or analog starting from Modbus address 1 The maximum number of digitals or analogs supported by the TLX Modbus protocol is governed by the I O limits given in SPECIFICATIONS Page 15 April 2007 Chapter 2 Features amp Configuration 2 6 4 TLX as Modbus master The TLX can be manually configured to operate as a Modbus master by setting its slave address to 0 The delay between polls should also be set eg 500mS and master poll commands must be added The TLX then sends the poll commands and stores the response data according to the command
7. Radio and Expansion port RS485 If the TLX has been given an RTU address the menu will also prompt for a list of COS change of state addresses Enter the device addresses which should receive COS messages Configure site Store and Forward Configuration In some radio networks it is necessary to pass radio messages to the CMF via an intervening RTU due to the radio path not being good enough This process is call a store and forward S amp F Enter the store and forward addresses here Note that the SCADA database must also be set to have this store and forward information Radio Signal Strength MAN_TLX 400_1 4 Page 12 TLX 400 User Manual 2 5 Messaging Protocol The type of messaging frames used by the TLC communications protocol may be selected from the menu option Configure site Frame type An ELPRO TLC frame is composed of a header a data section and an error check The data section contains a list of digital I O and analog I O information For more detail on TLC frames consult the document Prot_Protocol_1 1 pdf The TLX replaces some of the I O information in the frame with special information relating to its operating conditions The tables below show the special information the TLX adds to the frame See the section TLC Emulation for situations where this data is different 2 5 1 Digital Data Space No redundancy Mains fail Battery low Antenna fault On board DIO Last DIN 2
8. debounce 16 19 48 defaults 10 18 21 23 45 digital 11 13 14 15 16 20 24 28 41 44 46 48 emulation 8 14 20 27 28 35 46 exit 41 expansion port 8 14 21 37 41 48 filter 19 37 frames 13 14 15 18 19 20 24 26 27 35 37 39 48 frequency 21 33 38 40 host port 12 20 21 22 24 29 36 37 41 42 43 47 49 HyperTerminal 10 12 29 39 input 14 15 16 18 19 25 28 29 30 35 37 38 39 41 44 46 48 installation 29 32 34 lead in 21 38 license 29 lightning 34 logging 8 25 Specifications masking 20 menu 14 21 28 35 48 Modbus 8 14 15 16 21 44 46 48 modem 20 21 22 23 24 36 41 42 43 47 notepad 40 offset 39 output 14 15 16 19 20 26 28 30 37 39 41 48 over temperature 21 pager 20 21 22 36 41 42 43 parity 10 20 21 42 43 47 49 password 43 PLL 40 poll 15 16 22 44 45 46 49 port 10 12 14 15 20 21 22 24 29 36 41 42 43 46 47 48 49 power 15 20 21 25 27 29 30 31 33 38 39 45 46 47 49 pre processor 8 11 24 36 47 primary 13 24 25 27 35 36 PROCOMM 10 12 protocol 13 15 18 22 35 37 38 44 46 48 pulsed inputs 41 46 radio 11 12 14 21 25 26 28 29 32 33 34 36 37 38 39 40 42 45 47 redundancy 13 15 24 25 27 35 36 repeater 8 29 30 31 32 reset 11 26 28 40 45 46 routing 11 12 14 16 20
9. 1 Digital Frames Native TLX No redundancy Mains fail Battery low Antenna fault On board DIO Last DIN 2 last DIN 3 last DIN 47 last DIN Dual redundancy mode Mains fail Battery low Secondary Primary fail fail Last DIN 2 last DIN 3 last DIN 4 last DIN TLC 01 05 emulation Mains fail Battery low Last DIN 2 Jast DIN TLC 02 01 emulation Mains fail Battery low DIN16 DIN15 TLC 09 02 emulation Mains fail Battery low DIN8 DIN7 Page 27 April 2007 Chapter 2 Features amp Configuration 2 15 2 Analog Frames Native TLX Radio RSSI Battery level temperature volts 10 3 last AIN 2 Last AIN Last AIN TLC 02 01 emulation AINI AIN2 Battery level volts 10 AIN1 AIN2 AIN3 The emulation mode is chosen from the menu item Configure Site TLC Emulation Mode 2 16 Test Functions The test I O menu function allows a user to manipulate outputs and alarms for testing Analog and digital inputs can also be read Choose the menu option Service Menu Test I O Digital and analog outputs on a local 115S are written to via the Write Digital Outputs and Write Analog Outputs menu selections The Write on board DIO menu selection is used to set or reset the single on board digital output Note that for the I O to function properly
10. Jast DIN 3 last DIN 4 last DIN Dual redundancy mode Mains fail Battery low Secondary fail Primary fail Last DIN 2 last DIN 3 last DIN 4 last DIN Page 13 April 2007 Chapter 2 Features amp Configuration 2 5 2 Analog Data Space Radio RSSI Battery level temperature volts 10 3 Jast AIN 2 last AIN Last AIN The messages received by the TLX in a system may be viewed via the menu item Service Menu Monitor Comms The Monitor Comms function displays the messages received by the firmware s internal messaging center and the channels or ports they were received on The messages transmitted by the RTU are not displayed Each message is appended with a special symbol indicating the following Internally generated message lt A valid message received on the serial port lt lt valid message received on the radio port A corrupted message received on the serial port du A corrupted message received on the radio port Received a message from an invalid port This usually occurs when an upgrade in firmware has been issued and the unit has been configured but not turned off and then on again 2 6 I O The TLX contains only one on board digital I O pin but is able to interface with external I O modules via Modbus communications The ELPRO 1158S I O expansion modules are developed for use with the TLX and can be easily set up via the Modbus menu Howe
11. TLX by the following steps Obtain the file to download It should have extension sx 1 Bring up the TLX menu and ensure the controller is off by disabling the control address and resetting the unit 2 Choose Configure Local Control Load Control from File You will be prompted to send the data 3 Use the terminal s function to send the sx file to the TLX 4 To activate the control code a control address must be assigned and the unit reset The control code will then execute automatically 2 14 1 Control Parameters A set of eight parameters are provided to enable simple changes to the control behaviour via the menu The parameters are 32 bit variables and their values may be edited via the menu The parameters are accessible by the control code which may perform specific functions according to the parameter values The control code may only read the parameters it cannot change their values MAN_TLX 400_1 4 Page 26 TLX 400 User Manual 2 15 TLC Emulation The TLX may be used as a direct replacement for an older TLC unit For this purpose the TLX can be configured to emulate specific models of TLC The TLX emulates the TLC by treating message frames in the same way the TLC would have used them The TLX emulates 3 kinds of TLC frames and has its own native TLX frame The different emulation modes include module information such as battery low or power fail in different locations in the frame as shown 2 15
12. This alarm typically occurs when there is no antenna connected or the antenna is faulty Write radio ptt timeout alarm Sets or clears a transmission timeout alarm This alarm is typically generated if the radio transmitter has been on continuously for a long period usually two minutes Write radio PLL alarm Forces a Phase Locked Loop alarm This alarm is typically generated when the onboard PLL frequency is out of lock This alarm usually results in the radio having trouble detecting tones Write radio overtemperature alarm Sets or clears an overtemperature alarm This typically occurs due to a high temperature at the radio transmitter Read alarms MAN TLX 400 1 4 Page 40 TLX 400 User Manual Displays all of the onboard alarms current states 1 on 0 off Clear all Clear all onboard alarms The applied alarm settings remain until the Test Local Alarms menu is exited The alarms are then set normally by the firmware Write Digital Outputs Sets or clears a digital output on the attached I O expansion module To exit enter digital input 0 and press enter Write on board DIO Sets the on board DIO pin to either on or off The state of this pin can be seen by the IO light on the TLX Write Analog Outputs Writes a value to the specified analog output The value will be reflected in whatever I O expansion module is attached to the TLX providing it has analog outputs Show All Inputs Displays all
13. during testing the unit must be given a local RTU address The Test Local Alarms menu option allows a user to manipulate and test the unit s warnings and alarms Once this menu is entered the alarms are not updated via the normal software operation but are controlled by the user via the menu The unit still responds to the alarms as if they had occurred during normal operation The effect of each alarm can be checked by reading the module fault flag via the Read alarms menu option Once the Test Local Alarms menu is exited the alarms will be updated by the software as normal 2 16 1 Tone Reversals The radio can be tuned and tested via the Tone Reversals menu This menu is located at Service Menu Tone Reversals menu This menu can be used to transmit tone reversals alternating marks and spaces from the radio or a constant mark tone or a space tone MAN_TLX 400_1 4 Page 28 TLX 400 User Manual Chapter 3 INSTALLATION 3 1 General The TLX 400 is housed in a plastic case suitable for DIN rail mounting Terminals will accept wires up to 2 5 sqmm 12 gauge in size Normal 110 240V AC supply should not be connected to any terminal of the TLX 400 module To operate this equipment legally the user must operate on a designated license free radio channel and within the operating parameters of the license free channel or obtain a radio operating license from the responsible government agency This is done so the gover
14. element Yagi 15 Cable type Loss dB per 10 m RG58 4 5 RG213 1 65 Cellfoil 2 25 The net gain of the antenna cable configuration is determined by adding the antenna gain and the cable loss For example a 6dBd Collinear with 20 metres of RG58 has a net loss of 1 dB 8dB 20 10 x 4 5 dB 8dB 9dB 1dB Another important consideration when installing the antenna system is RF exposure The antenna can radiate a large amount of RF energy It is important to ensure that a person cannot approach the antennas within the recommended minimum safe distances in the table below Antenna Type Minimum safe distance Dipole 0 4 metres 3dBd Collinear 0 7 metres 6dBd Collinear 0 9 metres 6 element Yagi 1 2 metres 9 element Yagi 1 5 metres 16 element Yagi 2 3 metres Page 33 April 2007 Chapter 3 Installation Connections between the antenna and coaxial cable should be carefully taped to prevent ingress of moisture Moisture ingress in the coaxial cable is a common cause for problems with radio systems as it greatly increases the radio losses We recommend that the connection be taped with a layer of PVC insulating tape then a layer of vulcanizing tape such as 3M 23 tape with a final layer of PVC insulating tape Where antennas are mounted on elevated masts the masts should be effectively earthed to avoid lightning surges Although the TLX 400 is fitted with surge protection additio
15. of a TLC 02 01 an existing ELPRO product for backwards compatibility with existing SCADA systems TLC 09 02 Adds module data in the message frame to emulate that of a TLC 09 02 an existing ELPRO product for backwards compatibility with existing SCADA systems See the section TLC Emulation for more detail on the data added to the message frames Redundancy Options Configures redundancy between two TLX modules If the primary unit fails the secondary unit will assume control See the chapter Redundancy for more information Redundancy Mode No Redundancy Disable redundancy Primary Enable redundancy with the unit as the primary controller Page 35 April 2007 Chapter 4 Menu Items Secondary Enable redundancy with the unit as the secondary controller Forced Changeover Timeout Restores original Primary Secondary operation after a Force Changeover has been initiated by the menu and the set timeout has elapsed Valid Input format hh mm ss Force changeover Applied to active unit only force the module to give control to the standby unit Also use this menu to cancel a forced changeover that does not time out Address of Pre Processor Configures the unit as a Pre Processor which is commonly used for the computer to TLX interface Valid Address Integer in the range 0 255 entering 255 disables the pre processor Address of Pager RTU Configures the unit to use an external modem to dial i
16. state The status of the redundant pair is indicated by the duty cycle of the DIO led as follows Condition DIO LED behaviour Primary active Secondary standby Long on short off Secondary active primary fault Short on long off Primary active secondary fault Equal on off The condition of the Primary and Secondary units is passed in the TLC message frame in response to a change of state The Primary fail and Secondary fail bits constitute the 4 last and 3 last bits of the digital I O data as shown Mains fail Battery low Secondary fail Primary fail Last DIO 2 last DIO 3 last DIO 4 Jast DIO To set up a pair of dual redundant units 1 Connect the DIO pin of both units together Ensure also that the units have a common ground MAN_TLX 400_1 4 Page 24 TLX 400 User Manual 2 Set up the primary unit with the menu allocating unit address routing I O and other setup items Generate some COS messages and ensure there is no antenna fail flag and at least one power input is not in fail 3 Once the module has been set up go to the redundancy menu and select Primary Switch this unit off while configuring the secondary 4 Set up the secondary unit with the same configuration as the primary Generate some COS messages and ensure the module is not in fail as for the primary 5 Once the module has been set up go to the redundancy menu and select Seconda
17. the secondary takes over the I O LED then shows a short on long off duty cycle If MAN_TLX 400_1 4 Page 10 TLX 400 User Manual the primary is active and the secondary fails the I O LED shows an equal on off time to indicate there is no functioning backup unit 2 3 Operating Modes The TLX 400 may operate in one of several different modes or combinations of these modes Note that the TLX must be reset after setting any menu items relating to these operating modes addresses routing lists etc 2 3 1 RTU As an RTU remote terminal unit the TLX will relay incoming messages according to its configured routing list It may also have some digital or analog I O connected which it controls according to messages received To set the RTU address choose the menu option Configure site Address of local RTU A valid RTU address is less than 255 An address of 255 disables the RTU and all monitoring and control of its local I O Fill in the routing list for the RTU under the menu item Configure site Routing Enter the COS addresses where change of state messages should be routed to For more information on routing see the section Message Routing 2 3 2 PP The TLX may be configured as a pre processor PP where it operates as an interface between a SCADA computer and the network of RTUs The PP may be configured as dual state where its communications become restricted after a specified timeout To re activate a dual sta
18. to get the full benefit of the panel If the TLX 400 is to be used as a store and forward repeater is transmitting large amounts of data or has large amounts of I O then a high current external regulator must be used in conjunction with a larger battery Having an external regulator ensures that the battery can be charged at a reasonable rate and can support high power solar panels For a large busy site the solar panel power could be increased to 80W 100W with an 80Ahr battery and an external regulator to match the selected battery and panel These figures should be increased reduced to match the site conditions as each site will be different It is often better to overpower store and forward repeaters due to several sites being affected if it loses power Extremely remote sites should also fall under this category as accessing them due to a power failure is difficult See below for wiring diagrams with and without a regulator RS485 POWER DIO 24V 12V GND DC DC FACTORY RS232 RJ45 RS232 DB9 RS485 RESET TERMINAL PORT HOST PORT TERMINATION e BAT BATH 12V SLA SOLAR BATTERY REGULATOR FROM SOLAR ARRAY Page 31 April 2007 Chapter 3 Installation
19. 21 22 25 47 RS232 8 20 29 RS485 8 12 15 21 42 43 46 RSSI 14 21 28 39 49 Page 51 April 2007 Chapter 5 Troubleshooting RTU 8 11 12 14 15 20 22 24 28 36 37 39 46 48 SCADA 11 12 35 36 38 secondary 13 24 25 27 35 36 sensitivity 18 19 22 37 service 21 22 33 39 shield 34 silent monitoring facility 11 12 36 solar 29 30 31 span 39 square root 19 37 standalone monitoring facility 8 11 12 36 store and forward 12 30 31 38 surge 29 34 49 tail circuit 23 temperature 21 40 48 terminal port 8 10 11 12 20 26 29 37 46 49 test 28 29 33 39 42 48 timeout 11 21 24 25 36 37 40 44 TLC 8 13 14 24 25 26 27 28 35 46 50 tone reversals 28 V 23 21 38 version 41 VSWR 21 40 MAN TLX 400 1 4 Page 52
20. 2Ah battery should be sufficient with 7Ah being the bare minimum If the TLX 400 is to be setup as a store and forward repeater is expecting a high transmission duty cycle or has large amounts of I O then a 20 30Ah battery is recommended 3 2 2 Solar Power for the TLX 400 In some remote sites solar power is the only option to supply the TLX 400 Due to the effects of night cycles and weather solar powered sites require larger batteries than their mains powered counterparts Battery sizes are mainly dependant on the transmission power the transmission duty cycle and I O connected to the TLX 400 such as the 1 15S xx modules The TLX 400 has an onboard regulator which is only suitable for recharging the battery of a standard remote site one TLX 400 with 8 DIO and 8 analog I O The maximum current that the battery can be charged at via the onboard regulator is 1 8A 3 2 3 Solar Panel and Battery Sizing A TLX 400 when charging a low battery can require up to 2 5A from 16V supply so it is important to ensure that any solar panels can supply at least 2 5A at 16V This gives a minimum rated panel of 40W A 40W panel with a 40 50Ah battery will support a standard site low transmit duty cycle with about 8 DIO and 8 analog I O For such sites the TLX MAN_TLX 400_1 4 Page 30 TLX 400 User Manual 400 s onboard regulator can be used to charge the battery If a larger solar panel is used then an external solar regulator is recommended
21. TLX 400 Wireless I O Module User Manual ELPRO Technologies Pty Ltd 9 12 Billabong Street Stafford O 4053 Australia Tel 61 7 33528600 Fax 61 733528677 Email sales elprotech com Web www elprotech com Important Notices Thank you for your selection of the TLX 400 module We trust it will give you many years of valuable service ATTENTION Incorrect termination of supply wires may cause internal damage and will void warranty To ensure your TLX 400 enjoys a long life double check ALL your connections with the user s manual before turning the power on All equipment must be properly grounded for safe operation All equipment should be serviced only by a qualified technician MAN_TLX 400_1 4 Page 2 TLX 400 User Manual Important Notice ELPRO products are designed to be used in industrial environments by experienced industrial engineering personnel with adequate knowledge of safety design considerations These products should not be used in non industrial applications or life support systems without consulting ELPRO Technologies first Page 3 April 2007 TLX 400 User Manual Limited Lifetime Warranty Disclaimer and Limitation of Remedies ELPRO products are warranted to be free from manufacturing defects for the serviceable lifetime of the product The serviceable lifetime is limited to the availability of electronic components If the serviceable life is reached
22. alue from the message See the section Masking for how to prevent analog outputs from being changed every time a command message is received Page 19 April 2007 Chapter 2 Features amp Configuration 2 7 Masking Where there is more than one controller in a system conflicts may arise in the transmission of command messages If two controllers send command messages to the same RTU they will each change the other s settings of the RTU s I O because a command message must contain data for every output If a controller does not wish to change all of the I O of an RTU it can first send a mask message specifying which I O it would like control of By sending a mask message a controller tells an RTU that it only wants control of specific outputs and that no one else is allowed to control these outputs They are for the exclusive use of the requesting controller The masking settings apply for as long as the RTU has power The format of a mask message follows the mod frame type as shown mod1 shown 05 CC DA NA SA DD DD DD DD an an an an an an an an SS SS SSS SS A L E Z E gt gt header digitals analogs The frame flag for a mask message is 0x05 DD refers to eight bits representing eight digital outputs A digital 1 signifies that the corresponding digital output should be masked for exclusive use by the sender of the messa
23. configuration 2 6 5 Digital Inputs All digital inputs connected to the TLX are affected by the input debounce time This is the amount of time an input must be set before a change of state is triggered It is set via the menu option Configure Site Input Debounce Time If an input changes and remains in its new state for longer than the debounce time a COS message is generated except when the input is set as pulsed input and routed to any addresses in the COS routing list The input debounce time may range from 0 01 seconds to 600 seconds 2 6 6 Digital Outputs Digital outputs are set or cleared whenever the TLX receives a command message The digital outputs are updated with the appropriate data in the message Masking may be used to prevent outputs from being changed in response to command messages See the section Masking for more information 2 6 7 Pulsed Inputs The TLX supports three types of native pulsed inputs accumulators 1 Counting the pulses of the digital input 2 Accumulating the On time of digital input 3 Integrating accumulating the analog input value TLX 400 also supports dedicated pulsed inputs on ELPRO 115S 11 modules these act as pulse counters only The main difference between TLX native pulse accumulators and dedicated 115S 11 pulse accumulators is speed 115S 11 can count shorter and faster rate pulses comparing to TLX the limitation is caused by Modbus polling frequency Any digital inpu
24. ctionality with multi hop capability Local control options Modbus RTU communications RS232 DB9 or RJ45 RS485 serial connections Modem option Pager option Radio communications with user configurable options Comms fail message logging Message logging via local control commands V V V V V V V V V V V WV Dual redundant configuration The TLX 400 is fully compatible with the ELPRO TLC product line and supports several TLC emulation modes for easy system upgrades The Modbus interface on the TLX allows a variety of I O expansion options The ELPRO 115S product line of I O modules has been developed for use with the TLX The TLX menu system provides convenient automatic configuration of the 115S modules MAN_TLX 400_1 4 Page 8 TLX 400 User Manual Page 9 April 2007 Chapter 2 Features amp Configuration Chapter 2 FEATURES amp CONFIGURATION This chapter describes in detail the features of the TLX and how to configure them 2 1 Menu The TLX 400 is configured via a built in menu The menu is accessed by connecting one of the serial ports to a PC and using a terminal program such as PROCOMM or HyperTerminal to communicate in ASCII The menu is invoked by pressing lt enter gt 3 times in quick succession The rest of this chapter describes how to configure the TLX using the built in menu For information on specific menu items refer to the chapter MENU ITEMS later in this document To invoke the TLX menu
25. e type Mod3 Digital inputs 16 bytes 128 digitals Digital outputs 16 bytes 128 digitals Analog inputs 40 Analog outputs 40 Input debounce time 0 01 seconds to 600 seconds Sensitivity 0 to FFFF 0 to 65535 115S expansion Maximum number of 115S units connected to one TLX 16 Modbus Supported Modbus commands 1 Read coil status Read input status Read holding registers Read input registers Force single coil Preset single register Read exception status 8 Loopback diagnostic test 11 Fetch event counter 15 Force multiple coils I OS ND MAN TLX 400 1 4 Page 48 Chapter 6 Specifications 16 Preset multiple registers Master poll time 0 to 10 seconds Ports RS 232 Terminal Config port RJ45 Baud rate 9600 Parity None Data bits 8 Stop bits 1 Not configurable RS 232 Host port DB9 Configurable baud rates 300 1200 2400 4800 9600 14400 19200 28800 38400 57600 115200 Custom Configurable data formats Data bits Parity Stop bits 8 None None Even Odd Even CO CO 1 1 00 N Odd RS 485 Expansion port Configurable baud rates 300 1200 2400 4800 9600 14400 19200 28800 38400 57600 115200 Custom Configurable data formats Data bits Parity Stop bits 8 None 1 8 None 2 7 Even 1 7 Odd 1 8 Even 1 8 Odd 1 Radio Transcei
26. empts to transmit which is illegal for a module on standby The Force changeover command when applied to an active Secondary allows the Primary to attempt to gain control and check its own antenna after a repair 2 13 Logging The logging feature in the TLX allows messages or data to be stored in flash RAM for later retrieval 128k of flash has been allocated for logging storage If more than 128k of logging events occurs the new log records will overwrite the oldest log records Data logging may be initiated in two ways either from the Logging Options menu or via the local control code The logging options menu enables logging of TLX messages under comms fail conditions To initiate this logging choose menu item Logging Options Enable Automatic Logging of Commfail Data Messages are logged under two different conditions 1 Ifa comms fail message is received in response to sending a message the current I O state is logged in the form of a radio message Note that this is NOT the actual message Page 25 April 2007 Chapter 2 Features amp Configuration that caused the comms fail but a snapshot of the I O state at the time the module registered the comms fail This type of logged message is identified by the absence of a frame flag and destination next addresses in the message header see the section on TLC frames for an explanation of message parts This log record is also identified as coming from source 1
27. ge an refers to one analog output A value of OxFF signifies that the corresponding analog output should be masked for exclusive use by the sender of the message Any other value signifies the output is not masked Note that the on board DIO can also be masked by writing a 1 to its location in the frame 3 Llast position for Native TLX emulation 2 8 Ports The TLX 400 has three physical ports all of which can be used for routing messages The Terminal port also known as Config is an RS232 port and requires an RJ45 connector This port is most commonly used to invoke the on board menu and configure the TLX It can also be used to route messages by adding the appropriate addresses to the routing list This port is fixed at 9600 baud no parity 8 data bits and 1 stop bit The Host port is also an RS232 port and requires a DB9 connector This port may be used to configure the TLX via the on board menu and is also able to route messages according to the routing list The baud rate and data format of this port may be configured via the menu items Serial Ports Configuration Set HOST Port Baudrate Serial Ports Configuration Set HOST Port Data Format The Host port may also be configured to route messages via a modem or a pager Use the following menu items to set up modem or pager operation MAN TLX 400 1 4 Page 20 TLX 400 User Manual Serial Ports Configuration Configure HOST for modem Serial Ports Configuration Confi
28. gure HOST for pager See the section Pager Feature for more detail The Expansion port is an RS485 port and connection is made via two screw terminals This port is intended for I O expansion and communicates using Modbus for this purpose The data format and baud rate of this port are configurable via the menu items Serial Ports Configuration Set EXPANSION Port Baud rate Serial Ports Configuration Set EXPANSION Port Data Format 2 9 Radio The radio is the main method for routing messages in a system It uses V 23 signaling and may be configured via the menu item Configure Radio The radio supports V 23 or NotV 23 tones and 300 or 1200 baud The receive and transmit frequencies can be set by the user within the allowable range and only on the frequency step The allowable range and frequency step can be modified by an ELPRO service technician The transmit power is also configurable via the menu A radio signal is preceded by a lead in tone in order to facilitate receiver lock The lead in is adjustable via the menu and may range from 30 to 1000 mS The software measures the radio s received signal strength for each message The RSSI is displayed after each message in Monitor Comms mode The RSSI can be calibrated via the menu Service Menu RSSI menu Automatic RSSI Calibration If the calibration values are already known they can be entered via the menu Service Menu RSSI menu Manual RSSI Calibration Radio statu
29. ia a computer set up anywhere in the system An SMF consists of a TLX set to SMF mode and connected to a PC by the DB9 HOST port An SMF TLX does not relay any incoming messages out its radio port but routes all radio messages to the connected PC The messages can be viewed by a terminal program such as PROCOMM or HyperTerminal without invoking the menu The computer may send SCADA commands to the system via the SMF TLX if necessary To set up the TLX to function as an SMF use menu item Configure site SMF option Set the routing list as required 2 3 4 Local Control A TLX may be configured to provide control in a system This may be in a system where the control is simple and a SCADA computer is not required or it may be some confined local control in a small part of a system to simplify the overall SCADA computer s tasks Set the control address by the menu item Configure site Address of Control RTU For more information on control within a TLX refer to the section Local Control 2 4 Message Routing The routing list specifies to the TLX how to locate other devices in the system Specify the routing list using menu option Configure site Routing The menu will then prompt for which devices are connected via the Terminal port RJ45 connector Enter the device addresses separated by space characters or commas If there are no devices connected to the port press enter The menu will also prompt for Host port DB9 connector
30. igned to provide I O for a TLX module The available I O from 115S includes digital input output analog input and analog output A combination of 115S modules may be connected to the TLX to provide the appropriate set of I O The 115S units communicate with the TLX using MODBUS over the RS485 port The 115S must be set up to use MODBUS RTU protocol as the TLX does not support MODBUS ASCII A maximum of 16 115S modules may be connected to any TLX The 115S addresses must be in the range 1 to 16 Addresses outside of this range will not be recognized by the TLX Steps to set up one or more 115S units with a TLX 1 Configure the 115S modules for the desired I O functionality according to the 115S user manual 2 Set the 115S units to communicate in MODBUS RTU protocol This may be done using the 115S configuration software or write 0x0101 to MODBUS register 30201 Holding register using ModScan Set the address switches on each 115S to a unique address Connect the 115S modules to the TLX via the RS485 port and apply power From the TLX menu choose Modbus Configuration DL P 9 Choose Auto Detect 115S Configuration The software will attempt to detect the 115S modules connected 7 The user will be asked to decide on the combination of digital inputs and outputs required The software will prompt for the number of digital inputs These will start from DIO1 The remaining digital I O pins will be designated as digital outputs 8
31. in less than three years following the original purchase from ELPRO ELPRO will replace the product with an equivalent product if an equivalent product is available This warranty does not extend to e failures caused by operation of the equipment outside the particular product s specification or e use of the module not in accordance with this User Manual or e abuse misuse neglect or damage by external causes or e repairs alterations or modifications undertaken other than by an authorized Service Agent ELPRO s liability under this warranty is limited to the replacement or repair of the product This warranty is in lieu of and exclusive of all other warranties This warranty does not indemnify the purchaser of products for any consequential claim for damages or loss of operations or profits and ELPRO is not liable for any consequential damages or loss of operations or profits resulting from the use of these products ELPRO is not liable for damages losses costs injury or harm incurred as a consequence of any representations warranties or conditions made by ELPRO or its representatives or by any other party except as expressed solely in this document How to Use This Manual This manual has been written to enable the quick look up of information as well as detailed descriptions of the TLX features The section FEATURES amp CONFIGURATION provides detailed information about the TLX functions and how to configure them Use thi
32. ization of IO Valid Address Integer in range 128 Valid Timeout Integer in range 1 50000 ms MAN_TLX 400_1 4 Page 44 TLX 400 User Manual Valid Retries Integer in range 0 10 Valid Location Integer in range 1 49999 see selection for IO Valid TLX Location Integer in range 0 100 Valid Number Points Integer in range 0 128 Edit an existing command As more master poll commands are entered they are given a unique index To edit a chosen command select the index number corresponding to the entry for editing Valid Input Integer with range dependant on number of poll commands entered Delete the final command Deletes the master poll command with the highest index usually the most recent one entered 4 11 Factory Defaults Resets the TLX configuration to factory default settings The radio is not affected by this retaining its calibration and Tx Rx frequencies 4 12 Reset Resets the TLX without disconnecting power It is recommended to reset via this menu option after any setting changes 4 13 Exit Exits completely out of the TLX menu The menu must be invoked again if any additional changes are to be made Page 45 April 2007 Chapter 5 Troubleshooting Chapter 5 TROUBLESHOOTING This chapter provides information about each menu item available on the TLX It describes each menu item s function and acceptable values to enter as inputs 5 1 115S Connection e TLX doe
33. ll be overwritten starting with the oldest entry Recover Logged Data Set search parameters Allows filtering for certain events such as radio messages or COS messages by time period Search by parameters Shows the results corresponding to the settings in Set Search Parameters List all Shows all messages stored in the TLX Clear all Clears all the messages stored in the TLX memory Display options Specifies how the log records should be displayed on the screen Display for Screen lists the records in a format that is easy to read on the screen CSV format lists the records in a comma separated format that is convenient if the data is to be saved to file and viewed with a spreadsheet program 4 9 Serial Ports Configuration The DB9 RS 232 HOST and RS485 EXPANSION port settings can be changed to match a wide array of connection options This menu gives access to the BAUD rates data format and modem pager setup Display Port Configuration MAN_TLX 400_1 4 Page 42 TLX 400 User Manual Displays port settings for the HOST and EXPANSION ports in addition to modem pager configurations on the HOST port Set HOST Port Baudrate Sets the port speed for the HOST DB9 port There are pre set selections available in addition to a custom BAUD rate option Set HOST Port Data Format Sets the number of data bits stop bits and type of parity for the HOST DB9 port from preset selections Set EXPANSION Port Baudrate
34. n setup on the TLX including their type their address and the number of digital inputs configured Auto Detect 115S Configuration Auto detects 115S IO modules which have been connected to the TLX Requests number of digital inputs for each detected 115S Valid Input Integer in range 0 8 for AIN and AOT boards Integer in range 0 16 for DIO boards Manually Configure 115S Modules Allows configuration of 115S units by manually entering in the address 115S type and number of digital inputs Valid Address Integer in range 1 16 Valid Type D I OorN D DIO I FAIN O AOT N None Valid DIN Integer in range 0 8 for AIN and AOT boards Integer in range 0 16 for DIO boards Show Modbus Configuration Displays the specifics of the master poll commands in addition to poll time and current Modbus address Set Modbus Slave Address 0 for master 255 for disable Sets the Modbus address of the TLX In order to communicate with IO modules this must be set to 0 Master Valid Input Integer in range 0 255 Set Delay Between Polls mSec Sets the time between Modbus poll queries The TLX will poll all configured 115S modules sequentially with this delay between polls The greater the number of 115S modules attached the smaller this time should be Valid Inputs 0 10000 Add Master Poll Commands Used to map IO from an entered Modbus address to different memory locations on the TLX This enables greater custom
35. nal surge suppression devices are recommended if lightning surge problems are experienced If the antenna is not already shielded from lightning strike by an adjacent earthed structure a lightning rod may be installed above the antenna to provide shielding Figure 3 shows a diagram of the antenna installation DIPOLE AERIAL TLL SEAL CONNECTORS WITH 3M 23 TAPE STRESS REDUCTION LOOP TLX 400 ARTH CONDUCTOR SHOULD BE 16mm 4mn m MAX COAXIAL CABLE LENGTHS RG58 10m RG213 50m INSTALL AERIAL ABOVE LOCAL EARTH STAKE OBSTRUCTIONS IF GROUND CONDITIONS ARE POOR INSTALL MORE THAN ONE STAKE Figure 3 Antenna installation for TLX 40 MAN_TLX 400_1 4 Page 34 TLX 400 User Manual Chapter 4 MENU ITEMS This chapter provides information about each menu item available on the TLX It describes each menu item s function and acceptable values to enter as inputs 4 1 Configure Site Display Configuration Displays the current configuration from all the menus located under the Configure Site menu TLC Emulation Mode TLX native mode No TLC emulation See the chapter Messaging Protocol for local data inserted into message frame in TLX native mode TLC 01 05 Adds module data in the message frame to emulate that of a TLC 01 05 an existing ELPRO product for backwards compatibility with existing SCADA systems TLC 02 01 Adds module data in the message frame to emulate that
36. nment can coordinate radio users in order to minimize interference Before installing a new system it is preferable to bench test the complete system Configuration problems are easier to recognize when the system units are adjacent Following installation the most common problem is poor communications caused by incorrectly installed antennas or radio interference on the same channel or the radio path being inadequate If the radio path is a problem e g path too long or obstructions in the way then higher performance antennas or a higher mounting point for the antenna may rectify the problem Alternately use an intermediate TLX 400 as a repeater The TLX 400 Installation Guide included with the product provides an installation drawing appropriate to most applications Further information is detailed below Each TLX 400 should be earthed via the GND terminal on the module This is to ensure that the surge protection circuits inside the module are effective The TLX has two RS232 ports which allow configuration via a PC The CONFIG port requires an RJ45 connector and the HOST port requires a DB9 connector Both ports expect a standard straight through RS232 cable Either port may be used to configure the TLX via the menu Use a terminal program such as ProComm or HyperTerminal to communicate with the TLX The menu is invoked by hitting the lt enter gt key three times in quick succession 3 2 Power Supply There are several options for
37. ns For a list of reserved locations see the TLC Emulation section Another cause of this problem could be that the 115S is not setup to accommodate the desired analog input range See the 115S Manual for instruction on how to configure the 115S analog I O e Pulsed inputs are not being displayed accurately on the TLX If using a digital input other than 1 4 on an 115S check to ensure that the poll time is higher than that of the maximum expected pulse rate 5 2 Local Control e User control code does not download completely or does not run properly The downloading program may be supplying characters too quickly Try increasing the character time and line time of the terminal program MAN_TLX 400_1 4 Page 46 Chapter 5 Troubleshooting 5 3 Menu e The menu does not come up when 3 CR characters are pressed The com port baud rate or data format could be wrong Turn off flow control Also check that the TLX to computer cable is a straight through serial cable 5 4 Communications e Radio messages do not get through Ensure the radio settings match that of the network Tx and Rx frequencies baud rate and tones Try raising the power level Check for antenna fault via Test I O menu and try elevating the antenna by a few meters Ensure routing list is correct Try transmitting a MARK tone and check the Rx LED glows on the receiving unit Also ensure that the unit has adequate power 20W minimum e Serial messages do not get
38. nto a paging network The pager must be connected to the RS 232 DB9 port and configured in the pager modem menu Valid Address Integer in the range 0 255 entering 255 disables the pager Address of Control RTU Configures the unit as a controller resembling a basic SCADA system When given a valid Control RTU address the unit executes the user control code previously downloaded via the menu See the chapter Local Control for more information Valid Address Integer in the range 0 255 entering 255 disables the controller SMF option Configures the unit to connect to an SMF standalone monitoring facility In practice this option inhibits radio transmission from the unit The receiver is still enabled sending received data out of the HOST port so that a computer can utilise the data Valid Input y n Address of local RTU Gives the unit its own address and activates I O and change of state detection Other RTUs use this address to communicate with the unit MAN_TLX 400_1 4 Page 36 TLX 400 User Manual Valid Address Integer in the range 0 255 entering 255 disables the RTU address Input Debounce Time Specifies the amount of time in seconds an input must remain constant before generating a COS change of state message Valid Input 0 01 to 100 00 seconds Comms Fail Timeout Specifies the amount of time in minutes that the local RTU will wait before deciding it is in comms fail At this poin
39. oes 3 1 GENERAL 3 2 POWER SUPPLY 3 2 1 Mains Power for the TLX 400 3 2 2 Solar Power for the TLX 400 3 2 3 Solar Panel and Battery Sizing 3 3 ANTENNA INSTALLATION Chapter 4 MENU ITEMS cccccceccccccccccococccocccococococeccosococososes 4 1 CONFIGURE SITE 4 2 CONFIGURE RADIO 4 3 CONFIGURE LOCAL CONTROL 4 4 LOAD CONFIGURATION FROM FILE 4 5 SAVE CONFIGURATION TO FILE MAN TLX 400 1 4 TLX 400 User Manual 4 6 SERVICE MENU 39 4 7 PAGER MODEM OPTIONS 41 4 8 LOGGING OPTIONS 42 4 9 SERIAL PORTS CONFIGURATION 42 4 10 MODBUS CONFIGURATION 44 4 11 FACTORY DEFAULTS 45 4 12 RESET 45 4 13 EXIT 45 Chapter 5 TROUBLESHOOTING cccccccceccccccccccccccccccocecoccocooooooccccooosooeeocoososoceccocossus 46 5 1 115S CONNECTION 46 5 2 LOCAL CONTROL 46 5 3 MENU 47 5 4 COMMUNICATIONS 47 Chapter 6 SPECIFICATIONS icscicscccccicescsssescccccceccscecvic cecriciccicecavscesc csccrcsscescessescicecsese 48 Index 51 Page 7 April 2007 Chapter One Introduction Chapter 1 INTRODUCTION 1 1 Overview The TLX 400 is an advanced telemetry unit ideal for a wide range of applications It is equally suited to small scale systems with a few units and simple control or large and complex computer controlled systems It is highly flexible offering the following configuration options gt Remote terminal unit RTU with local I O Pre processor PP Standalone monitoring facility SMF Store and forward repeater fun
40. of state message to be generated The analog inputs may also be filtered or the square root taken These functions are selectable from the menu items Configure Site Analog inputs to square root Configure Site Analog inputs to filter The square root option gives the analog input values a square root relationship with the actual analog stimulus on the pins With some analog transducers it is necessary to linearise the input This is most prevalent with flow meters which give a square law output The analog input square root option provides an easy way to linearise these devices Filtering allows an analog input signal to be smoothed out The filter time constant is entered into the menu in arbitrary units ranging from 1 to 255 A time constant of 255 results in approximately a 75 second step response The input analog signal is always filtered with a short time constant even if no filtering is specified The square root or filtered analog values can be seen via the menu option Test 1 0 Show All Inputs Note that the menu item below shows the actual analog input values from the 115S and not the square root or filtered values Test I O Read 115S 12 n 2 6 9 Analog Outputs Analog outputs are also stored as 16 bit numbers The 8 most significant bits are used in data message frames which do not support 16 bit analogs Analog outputs are updated each time a command message is received The output is assigned the appropriate v
41. powering the TLX 400 Power may be derived from the mains or a solar array and applied to the 24VDC power input The 12VDC pin may be used for a back up battery The battery is charged while the 24V input is powered otherwise the battery powers the TLX The following table shows the input voltage requirements VOLTAGE INPUT 24VDC 12VDC Allowable Input Voltage 15 30VDC 9 15VDC Range Maximum current 2 5A 1 8A draw supply Page 29 April 2007 Chapter 3 Installation Only DC voltages are accepted Inputting AC power can damage the TLX 400 3 2 1 Mains Power for the TLX 400 The TLX 400 has two inputs for power 24VDC and 12VDC The 24VDC input is the mains and solar input and accepts 15 30VDC The 12VDC input is usually connected to a 12V SLA sealed lead acid battery and can also output current to charge the battery if required For mains powered sites the battery typically should range between 7Ah and 30Ah depending on the expected transmission duty cycle and I O connected Below is a wiring diagram showing how to connect the TLX 400 to power and battery are GND 24V 12V GROUND 15 30VDC gt D 12V SEALED LEAD ACID BATTERY For sites with small amounts of I O up to 8 digitals and 8 analogs and low transmission duty cycles does not transmit frequently then a 7 or 1
42. r address to set up its internal pager list This message consists of a list of 24 bit pager identification numbers which the TLX may send messages to There may be up to 8 pagers in the sensitivity message A POLL message sent to the pager address results in a response message containing the current pager status The polling software should decode the status byte as listed here 0x01 Modem did not respond 0x02 Modem failed to connect after dialing 0x04 Pager computer did not respond 0x08 Password not accepted 0x10 Pager number or message not accepted 0x00 Message accepted A command message to the pager address should contain the 24 bit pager ID and the pager message to be sent Upon receipt of such a command message the TLX dials the paging service via the modem and sends the message to the specified pager using PET protocol The paging setup may be tested via the menu Pager modem options Test Pager Modem 2 11 Modem Feature A modem may be connected to the HOST port for routing messages via a telephone line Modem setup is done via the menu items Serial Ports Configuration Configure HOST for modem Set the telephone number the modem is to dial and extra modem initialisation here Supported modem line communication rates are 300 1200 and 2400bps The HOST port must therefore also be set to the required communication rate eg 2400 The modem may have to be restricted to a maximum rate of 2400bps using AT commands
43. rposes Mark only or space only tones can also be selected RSSI menu Display RSSI Displays the current received signal strength in dBm Automatic RSSI Calibration Calibrates the offset and span for the RSSI automatically by requesting and internally comparing set signal power levels 70dBm and 100dBm An RF generator is required to perform this task Manual RSSI Calibration Calibrates the RSSI by requesting direct input of the offset and span Page 39 April 2007 Chapter 4 Menu Items Radio Status and Temp Displays the current temperature of the radio in degrees Celsius followed by any active radio alarms Set Clock Sets the internal clock of the TLX in 24hr time format The clock will reset if the TLX remains un powered for more than approximately two days Input Format hh mm ss dd mm yyyy Notepad Basic two line text storage Useful for making notes and storing general information about the site Test I O In this menu internal alarms and added IO can be read from and written to This section is primarily used for testing Test Local Alarms Write mains fail alarm Sets or clears a mains fail alarm This alarm typically occurs if the main supply is switched off whilst the battery is connected and operational Write battery alarm Sets or clears a battery low alarm This alarm typically occurs when the battery voltage drops below 11 7V Write antenna alarm Sets or clears an antenna alarm VSWR
44. ry Reset both units If no module faults exist the DIO led should have a long on short off duty cycle If faults exist the modules will attempt to set the Secondary active and will generate a COS message in doing so The Force changeover menu function allows the user to force the active and standby units to swap roles The Force active to standby menu selection should only be applied to a unit that is currently in the active state When applied to the Primary unit a primary fault condition is simulated to cause the Secondary to become active If the Secondary develops a fault while active it remains as the active unit since it believes the primary is in fault However if the Secondary incurs a serious fault and loses power the Primary senses this and takes over the active role The Forced Changeover Timeout allows the user to specify a time interval after which the Primary will regain control and active status If in normal operation the Primary incurs a module fault the Secondary will become the active unit If a Force changeover command is then given to the active Secondary it will attempt to relinquish control to the Primary If the Primary is still in fail it will refuse control and the Secondary will remain active However if the Primary has recovered it will take over the active role This is useful in cases where the Primary has failed due to an antenna fault A module cannot detect that its antenna has recovered unless it att
45. s and temperature are reported from the menu item Service Menu Radio Status and Temp The radio can report four alarms as follows VSWR High antenna VSWR has been detected There is a problem with the antenna feeding cable or antenna connections Could be an open or short circuit PLL Lock There is an internal problem with the phase lock loop system and it is out of lock Return to ELPRO for repair or re alignment PTT Timeout The transmitter has been on for longer than the maximum timeout time usually 2 minutes There might be a problem with the microprocessor circuits driving this signal Over temperature The radio temperature has exceeded the maximum temperature allowed default is 85degC The transmitter will not operate once this maximum temperature has been exceeded and will return to normal operation once the temperature returns to normal Page 21 O April 2007 Chapter 2 Features amp Configuration 2 10 Pager Feature The TLX may be configured to send messages to pager units This is done via a modem connected to the HOST port The modem is configured with the phone number of the paging service via the menu item Serial Ports Configuration Configure HOST for pager The paging function of the TLX has its own unique address This is set via the menu Configure Site Address of Pager RTU Command messages sent to the pager address are routed to the paging system A sensitivity message should be sent to the page
46. s not auto detect 115S module s The 115S may not be set for MODBUS RTU protocol Set the 115S modules to use MODBUS RTU as described in the manual Also check that the address switches on the 115S unit s are between 01 and 16 A change in address requires a reset on the 115S power off and on again e TLX autodetects 115S modules but will not poll them This problem can occur if the TLX Modbus slave address is not set to 0 master Set this to 0 via the MODBUS configuration menu e After removing a 115S the TLX continues trying to poll Go into Manual Configuration located in the Modbus Configuration menu enter the address of the unit recently removed and select its type as none N e TLX does not detect more than one 115S Check to ensure that each attached 115S has a different address via the address switches between and 16 Also ensure that each 115S has been connected to the TLX s RS485 port If the connection wires are particularly long several meters then try turning on the RS485 termination switch on the 115S in question e Digital or Analog XX doesn t read correctly on the TLX This problem could be caused by using an emulation mode Different IO locations have been reserved for alarms such as Mains Fail and Battery Low For example DIN 15 and DIN 16 are reserved when emulating a TLC 02 01 This problem can be solved by either utilizing the master poll commands to change input locations or not using those particular IO locatio
47. s section to find out about a particular feature or what the TLX can do The section MENU ITEMS provides a way to look up specific items from the menu to find out what they do or how to configure them Use this section as a quick reference to the menu items The TROUBLESHOOTING section provides a list of common problems and configuration mistakes Check this section if MENU ITEMS and FEATURES amp CONFIGURATION don t help with configuration problems Page 5 April 2007 Chapter One Introduction CONTENTS Chapter 1 INTRODUCTION cccccecececccccecocccccococococccccccosoooooes 1 1 OVERVIEW Chapter 2 FEATURES amp CONFIGURATION ss 2 1 MENU 2 2 LED INDICATORS 2 3 OPERATING MODES 2 3 1 RTU 2 3 2 PP 2 3 3 SMF 2 3 4 Local Control 2 4 MESSAGE ROUTING 2 3 MESSAGING PROTOCOL 2 5 1 Digital Data Space 2 5 2 Analog Data Space 2 6 VO 2 6 1 On board Digital I O Pin 2 6 2 Using ELPRO 115S I O modules with the TLX 2 6 3 Using Other Modbus Devices with the TLX 2 6 4 TLX as Modbus master 2 6 5 Digital Inputs 2 6 6 Digital Outputs 2 6 7 Pulsed Inputs 2 6 8 Analog Inputs 2 6 9 Analog Outputs 2 7 MASKING 2 8 PORTS 2 9 RADIO 2 10 PAGER FEATURE 2 11 MODEM FEATURE 2 12 REDUNDANCY 2 13 LOGGING 2 14 LOCAL CONTROL 2 14 1 Control Parameters 2 15 TLC EMULATION 2 15 1 Digital Frames 2 15 2 Analog Frames 2 16 TEST FUNCTIONS 2 16 1 Tone Reversals Chapter 3 INSTALLATION cceccceeccecccocccocccoccccocccooccooecoeeco
48. t it clears its outputs Valid Input Integer in the range 0 35 minutes Frame type Sets the frame type that the unit will transmit from MOD1 to SB05 Different frame types contain different amounts of IO See the protocol document for more information on frame types Default sensitivity Sets the minimum change that must occur in an analog input for a COS message to be generated This initial value can be altered if a sensitivity frame addressed to the unit is received Valid input Integer in the range 1 65535 1966 3 Analogue inputs to square root Specifies which analog inputs should have their square root taken before processing or storage Refer to the section Analog Inputs for more information Valid Inputs Integers referring to the analogs separated by spaces Analogue inputs to filter This option provides extra filtering for the analog inputs If this option is not selected the TLX will take an average of the last 10 seconds from the analog reading to give the present reading Ifa larger running average is required this menu is used to setup specific analogs to change the running average time The time constant refers to the time over which the averaging process will take place Refer to the section Analog Inputs for more information Routing Configures which addresses the unit can communicate with on radio host terminal and expansion ports Also sets the COS change of state address which is t
49. t will not cause change of state message when configured as pulsed input On the other hand analog inputs work as usual even when used as a source of an accumulator The pulsed inputs count from 0 to 4 294 967 295 and then wrap around back to 0 When TLX 400 is depowered the counts are lost and start from 0 after powering up MAN_TLX 400_1 4 Page 16 TLX 400 User Manual 2 6 7 1 TLX 400 native pulse counters This pulsed input will count a number of pulses on a digital input the count is incremented on low to high pulse edge Typically a plant run signal is used as source and the accumulator shows total number of starts Any of the first 32 DINs can be configured as pulsed input the configuration value for the sensitivity message is simply the input number TLX 400 Pulse Counter Input Addressing DIN 1 21 31 4 5 6 7 849 cfg value 1 2 31 4 5 6 7 8 9 DIN 13 14 15 16 17 18 19 20 21 cfg value 13 14 15 16 17 18 19 20 21 DIN 25 26 27 28 29 30 31 32 cfg value 25 26 27 28 29 30 31 32 2 6 7 2 On time accumulators This accumulator will increment by 1 every second when relevant digital input is on high state The resulting count is the total number of seconds the input was on typically used for accumulating plants runtimes The source input can be any of first 32 DINs and the configuration
50. te PP it must receive an enable message from the SCADA computer To set the PP address choose the menu option Configure site Address of pre processor A valid PP address is less than 255 An address of 255 disables the pre processor function of the TLX Choose single or dual state from the menu and the dual state disable timeout if relevant The next question asks about the presence of an SMF standalone monitoring facility in the system If the PP has a serial connection to another device these messages will not be registered by the SMF The PP needs to send out these messages via radio for the SMF to register them Answer yes to this question if there is an SMF anywhere in the system Fill in the routing list for the PP under the menu item Configure site Routing The Enabled routing list refers to when the pre processor has been enabled by a message from the SCADA computer The Disabled routing list reflects the routing supported when the pre processor has timed out and disabled itself The Disabled routing list would usually be quite short and possibly only include routing to the SCADA computer while the Enabled Page 11 April 2007 Chapter 2 Features amp Configuration routine list would include the other RTUs in the system For more information on routing see the section Message Routing 2 3 3 SMF A standalone monitoring facility SMF enables a technician to view all communications messages occurring in a system v
51. th some obstruction of the radio path Obstructions which are close to either antenna will have more of a blocking effect than obstructions in the middle of the radio path For example a group of trees around the antenna is a large obstruction and the antenna should be raised above the trees However if there is at least 100 metres 300 feet of clear path before a group of trees the trees will have less effect on the radio path To help in planning radio systems ELPRO provides a free utility for estimating path performance MAN_TLX 400_1 4 Page 32 TLX 400 User Manual The modules provide test diagnostics to test the radio path and display radio signal strength An antenna should be connected to the module via 50 ohm coaxial cable eg RG58 Cellfoil or RG213 terminated with a male SMA connector The higher the antenna is mounted the greater the transmission range will be however as the length of coaxial cable increases so do cable losses For use on unlicensed frequency channels there are several types of antennas suitable for use It is important antennas are chosen carefully to avoid contravening the maximum allowed power limit on the on the radio channel If in doubt refer to an authorized service provider The gains and losses of some typical antennas and cable types are Antenna Gain dB Dipole with integral cable 0 3dBd Collinear 5 6dBd Collinear 8 6 element Yagi 9 9 element Yagi 12 16
52. the input mappings in TLX memory 128 digitals 40 Analogs and 16 pulsed inputs All inputs will be displayed regardless of what IO may actually be attached to the TLX Read 115S XX Displays the input on a specific 115S module connected to the TLX XXX is replaced by the board type DIO AIN or AOT and is the address assigned to the 115S 01 16 Display serial number Displays the 11 digit product serial number example 03061030000 Display hardware version Displays the hardware version of the TLX example 1 4J Enter Elpro Password ELPRO internal usage gives additional options used for factory configuration 4 7 Pager Modem Options This menu selection can be used to ensure that the attached pager modem is working correctly The modem must be attached to the HOST port DB9 and the menu brought up via the CONFIG port RJ45 Page 41 April 2007 Chapter 4 Menu Items Test Pager Modem Tests the pager modem by sending a test pager message to the first configured pager Monitor Pager Modem Displays the status of the pager modem during the process of sending a page message 4 8 Logging Options The TLX can store data locally if a comms fail error has occurred Enable Automatic Logging Of Commfail Data Enable or disable the storage of data generated whilst in comms fail The maximum amount of memory that the comms fail log can occupy on the unit is 128kb Once this limit has been reached data wi
53. through Ensure the menu is not running on the serial port Check the routing list is correct Check the baud rate and data format settings If expecting messages to be sent over the serial port e g a pre processor check the routing to ensure that the unit is enabled to talk over the tested port e Modem does not function properly under TLX control Ensure that the modem is correctly connected to the HOST port and does not require any additional initialization this can be entered in the menu Check the TLX is configured to talk to the modem Page 47 April 2007 Chapter 5 Troubleshooting Chapter 6 SPECIFICATIONS Power Supply Voltage 15 30VDC on 24V input 11 ISVDC on 12V input Current 13 5VDC Receive 150mA Transmit 450mA 0 5W 800mA 1W 1 25A 2W 2A 5W Battery Charger Float charge voltage 13 8VDC with 1 6A current limit minimum supply voltage 15V Operating environment Temp Range 30 C to 60 C 22 to 140 F Humidity 0 to 99 non condensing Menu ASCII via either RS 232 serial port Invoke menu by 3 successive CR characters separated by min 50mS and max 500mS I O Capabilities Connects to Modbus devices via Modbus RTU protocol Auto configurable with ELPRO 115S series analog and digital I O General Numbers of I O limited by frame type Supported frame types sb_06 sb_05 mod 1 mod 2 mod 3 mod_5 mod 6 mod 7 mod 8 mod 9 mod_10 mod 11 Maximum I O limits fram
54. to ensure it connects at the correct rate The AT commands to restrict the line rate generally vary between modems and may appear in an s register MAN _TLX 400 1 4 Page 22 TLX 400 User Manual Any AT commands required for modem setup or initialisation can be added to the initialisation string accessible from the menu A tail circuit cable is preferred for connecting the modem to the TLX This cable provides the necessary loop back signals for a DCE DCE connection DCD 1 1 DCD Rx 2 2 Rx Tx 3 3 Tx DTR 4 4 DTR GND 5 5 GND DSR 6 6 DSR RTS 7 7 RTS CTS 8 8 CTS RI 9 9 RI Figure 1 Wiring diagram for tail circuit cable If a tail circuit cable is used modem factory defaults AT amp F are generally OK for flow control and signal settings These should be Hardware flow control AT amp K3 Standard DTR operation AT amp D2 Note that these AT commands may not be the same for all modems A simple crossover cable may also be used to connect the TLX to the modem if required DCD 1 1 DCD Rx 2 2 Rx T 3 sn DTR 4 4 DTR GND 5 5 GND DSR 6 6 DSR RTS 7 7 RTS CTS 8 8 CTS RI 9 9 RI Figure 2 Wiring diagram for simple crossover cable If a simple crossover cable is used the following settings must be applied Disable flow control AT amp KO Ignore DTR AT amp D0 Page 23 April 2007 Chapter 2 Features amp Configuration Note that these AT commands may not be the same for all modems These AT settings ma
55. trolled by a PLC such as toggling inputs when certain analog setpoints have been reached Load Control From File Upload a pre prepared control program to the TLX See the section Local Control in this manual more information MAN_TLX 400_1 4 Page 38 TLX 400 User Manual Save Control To File Download the current control program stored in the TLX to a computer Control Parameters Edits values specified in the control program such as analog setpoints Show Masks Displays which inputs and outputs are currently masked by the given control RTU Ifan input is masked it can only be written to by the unit that masked it 4 4 Load Configuration From File Configures the TLX using a text file stored on the computer Upload the text file using the send text file option in HyperTerminal Radio settings will remain unchanged as they are not stored in the text file 4 5 Save Configuration To File Saves a text file containing configuration data to the computer which can be uploaded to the TLX at a later date The radio settings are not transferred Store data by using the capture text menu in HyperTerminal or an equivalent program 4 6 Service Menu The service menu contains a number of tools to test communications and TLX IO status Monitor Comms Displays communications being sent and received from both the radio and serial ports frame by frame Send Tone Reversals Transmits alternating mark space tones for radio calibration pu
56. value is input number plus 88 TLX 400 On Time Accumulator Addressing DIN 2 3 4 5 6 7 8 9 cfg value 90 91 92 93 94 95 96 97 DIN 14 15 16 17 18 19 20 21 cfg value 103 DIN 27 cfg value 2 6 7 3 Integrating analog inputs Analog input raw 8 bit value is added to the accumulator every minute Typically it is used to work out total flows on the older flowmeters which provided flowrate but not pulsed outputs Any of 24 analog inputs can be integrated the configuration value is input number plus 64 TLX 400 Analog Integrating Addressin AIN 1 2 3 4 5 6 7 8 cfg value 65 67 68 69 70 71 72 AIN 13 15 16 17 18 19 20 cfg value 77 79 80 81 82 83 84 Page 17 April 2007 Chapter 2 Features amp Configuration 2 6 7 4 115S 11 dedicated pulsed inputs 115S 11 DIO module has dedicated pulsed inputs on its first 4 digital inputs these can count short and frequent pulses the count increments on the falling edge of the pulse TLX 400 supports up to 8 115S 11 pulsed inputs so two 115S 11 units with the lowest Modbus addresses are seen by the TLX The configuration value depends on Modbus address of the unit and input used they range from 153 to 216 115S 11 Pulsed Inputs Addressing Unit Modbus DIN on the 115S 11 unit Address 1 2 3 4
57. ver Single channel Synthesized fixed band 12 5 20 or 25KHz 380 520 MHz In 20 MHz bands Transmit power Four levels 5W 2W 1W and 0 5W Lightning surge protection Internal gas discharge arrester Signal detect RSSI 120 to 60 dBm Antenna Connector Female SMA Page 49 April 2007 Chapter 5 Troubleshooting Standards Australia AS 4768 1 AS4295 Europe EN 300 113 EN 300 220 USA Canada RSS 119 FCC Part 90 Logging Logging memory available 128kbyte Log record overhead 14 bytes Log record data size 2 498 bytes Number of log records 8191 2 bytes data 4096 Mod 1 Additional log records overwrite the oldest records Local Control User configurable control allows control of the local module and other remote modules to implement full time local control or as fall back in case of main computer fail Max code size 16k bytes TLC Emulation Emulation options e TLX native TLC 01 05 TLC 02 01 TLC 09 02 MAN_TLX 400_1 4 Page 50 Chapter 6 Index 115S 8 14 15 19 28 41 44 46 48 analog 11 13 15 18 19 20 28 30 37 38 39 41 46 48 antenna 21 25 29 32 33 34 40 47 baud 10 20 21 38 47 49 change of state 11 12 14 16 18 19 24 25 26 36 37 42 changeover 25 36 clock 40 comms fail 25 26 37 42 configuration 8 15 16 25 29 33 35 38 39 41 43 44 45 46 control 8 11 12 15 20 23 24 25 26 35 36 37 38 39 46 47 50
58. ver any 3 party Modbus I O device can be configured for use with the TLX A change in an input connected to a TLX will cause a change of state message to be generated with the exception of pulsed inputs This message reflects the state of the TLX s inputs at the current time and is routed to any devices listed in the COS routing list see the section Message Routing 2 6 1 On board Digital I O Pin There is one on board digital I O pin on the TLX which may be used as multi purpose I O Input is given priority over output so if a 1 input ground has been applied to the pin the DIO cannot be cleared if the TLX receives a message with 0 as an on board DIO output If there is no input applied to the pin 0 open pin DIO can be controlled as a digital output via TLC messages or the Test I O menu function The on board DIO is mapped to the 4 last digital input or output in the message frame in native TLX mode In the other TLC emulation modes TLC 01 05 TLC 02 01 TLC 09 02 the on board DIO is not used and does not appear in the message frame MAN_TLX 400_1 4 Page 14 TLX 400 User Manual If the TLX is operating in dual redundancy mode the DIO pin is used to control redundancy operation between the dual units In this situation it is not sent in the message frame and cannot be controlled via messages or the Test I O menu function 2 6 2 Using ELPRO 115S I O modules with the TLX The 115S serial I O units are des
59. y be added to the modem initialisation string in the menu The modem is initialised at startup with various modem settings and the initialisation string specified in the menu When a message is to be routed out the HOST port the modem dials the number and connects and sends the message It stays connected and hangs up after a timeout of 60 to 90 seconds if no more messages are sent or received 2 12 Redundancy The TLX 400 offers a dual redundancy mode where a pair of units provides redundant backup in any of the operational modes RTU PP etc The status of the redundant pair is indicated by the DIO pin which also serves as the communication link between the two units Under normal operation the Primary unit performs the functions of the site when in the active state The Secondary unit has all the same connections as the Primary but does not communicate any external messages It waits in the standby state and is connected to the Primary via the DIO pin Both units monitor and control the DIO signal to indicate normal operation and to sense any faults that may occur If the Primary suffers a fault the Secondary will detect this and change to the active state The Primary will change to the standby state to allow the Secondary to take control A change of state message is generated whenever changes in redundancy states occur If the Primary then recovers it regains control from the Secondary and the Secondary returns to the standby
60. ypically the control unit in the network 0 in a SCADA C system Valid inputs Integers in the range 0 255 Page 37 April 2007 Chapter 4 Menu Items Store and Forward Configuration Specifies which address the radio messages from the unit are to route through to get to the destination Useful if a poor radio path prevents direct communication The message is sent to the store and forward address which then relays the message to its destination Valid inputs Integers in the range 0 255 4 2 Configure Radio Display Configuration Displays the current radio configuration including transmit and receive frequency baud rate tones and Power Tx Rx Frequency Alters the Transmit and Receive frequencies Valid inputs will vary depending on the radio frequency range Example Input 461 08125 Tx Power Sets transmit power The unit can transmit at 5 00mW 1 0W 2 0W or 5 0W Baud Rate Sets data transmission speed over the radio either 300 baud or 1200 baud Radio Tones Selects the protocol for communication V 23 or Not V 23 Lead in Specifies the amount of lead in time in milliseconds the unit will transmit for prior to sending the message Lead in time allows other units to lock on to the transmission before receiving the message Valid inputs Integers in the range 30 1000 milliseconds 4 3 Configure Local Control The TLX can be programmed to exhibit basic SCADA functions that would normally be con

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