PACSystems RX3i Serial Communications Modules IC695CMM002
Contents
1. DNP3 Additional slave data The slave module does not ignore second data exchanges of the same object type exchanges of the same Object type For example a slave is configured with two Read Write Analog Input Deadband are not ignored exchanges the first with length 2 and the second with length 5 When the master reads the Analog Input Deadband data two data points from the second exchange are returned The intended operation is that only the first configured exchange of a type is executed so in the example only two data points from the first exchange should be returned New for Release 1 34 DNP3 0 Unsolicited Response Support The Serial Communications Modules now support DNP3 0 Unsolicited Responses for Master and Slave Unsolicited Response functionality is configurable with Proficy Machine Edition Logic Developer 6 0 with SIM 11 The default configuration sets Unsolicited Response support to disabled When this feature is enabled the outstation can spontaneously transmit a response without first receiving a request for data This feature provides the ability for the outstation to notify the Master as soon as possible after a change occurs See Handling of Unsolicited Responses in chapter 8 of the PACSystems RX3i Serial Communications Modules User s Manual GFK 2460D DNP3 0 Analog Input Event Variation configuration The Analog Input Event Variation can be selected between 16 bit values without time and 16 bit values with2. upgrades IC695CMM004 These modules must be located in an RX3i Universal Backplane RX3i Serial Communications can be hot inserted and removed following the instructions in the PACSystems RX3i System Manual GFK 2314 Indicates a trademark of GE Intelligent Platforms Inc and or its affiliates All other trademarks are the property of their respective owners 2 RX3i Serial Communications Modules GFK 2461G Release Information Release 1 34 of the Rx3i serial communications module adds DNP3 0 Master and Slave Unsolicited Reporting functionality The release also adds the ability to configure the DNP3 0 Slave Analog Input Event Variation and resolves three issues with the DNP3 0 firmware Release History Firmware Release Version Upgrade Kit Comments IC695CMM002 AF 1 34 44A753277 G06 Adds DNP3 0 Master and Slave Unsolicited Reporting IC695CMM004 AF 44A753278 G06 functionality The release also adds the ability to configure the DNP3 0 Slave Analog Input Event Variation and fixes three issues in the DNP3 0 firmware IC695CMM002 AE 1 32 44A753277 G05 See GFK 2461E for new features and problems IC695CMM004 AE 44A753278 G05 resolved IC695CMMO002 AD 1 30 44A753277 G04 Supports Serial Protocol Language SPL scripting IC695CMM004 AD 44A753278 G04 Corrects DNP3 Slave Bit Write issue Please refer to M050803 IC695CMMO002_004 Product Safety Bulletin for more information IC695CMM002 AC 1 20 44A753277 G03 Supp
3. 420us Installation in Hazardous Locations EQUIPMENT LABELED WITH REFERENCE TO CLASS I GROUPS A B C amp D DIV 2 HAZARDOUS LOCATIONS IS SUITABLE FOR USE IN CLASS DIVISION 2 GROUPS A B C DOR NON HAZARDOUS LOCATIONS ONLY WARNING EXPLOSION HAZARD SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR CLASS I DIVISION 2 WARNING EXPLOSION HAZARD WHEN IN HAZARDOUS LOCATIONS TURN OFF POWER BEFORE REPLACING OR WIRING MODULES AND WARNING EXPLOSION HAZARD DO NOT CONNECT OR DISCONNECT EQUIPMENT UNLESS POWER HAS BEEN SWITCHED OFF OR THE AREA IS KNOWN TO BE NONHAZARDOUS 6 RX3i Serial Communications Modules GFK 2461G Specifications IC695C MM002 and IC695C MM004 Refer to the PACSystems RX3i System Manual GFK 2314 for product standards and general specifications Number of Serial Ports IC695CMMO02 two independent serial ports IC695CMMO004 four independent serial ports Connectors RJ 45 Number of Serial Communications Six in the main CPU backplane Modules per CPU Backplane power requirements IC695CMMO002 0 7 Amps maximum 3 3 VDC 0 115 Amps maximum 5 0 VDC IC695CMM004 0 7 Amps maximum 3 3 VDC 0 150 Amps maximum 5 0 VDC LEDs Module OK Port Fault Port Status 2 or 4 Port Type RS 232 or RS 485 22 4 wire full duplex or 2 wire half duplex operation for RS 485 422 Flow Control for RS 232 Selectable Hardware RTS CTS RFR CTS or none Baud r
4. ND GND 7 SIGNAL GROUND connectors pins 8 and 5 J P Rx Tx l Ls Rx Tx Sy _ Tx Rx gt Tx NC A N A Dw aN If the CMM002 004 module is the first or last device on the RS 485 network termination must be provided using an external resistor or the port s built in 120 Ohm termination For details see Termination in this document To provide termination using an external resistor connect a user supplied resistor across pins 10 and 11 To provide termination using the built in 120Q resistor install a jumper between pins 9 and 10 For additional port details refer to the documentation for the CPU Signal Name Description Direction Tx Transmitted Data Output Tx Transmitted Data Output Rx Received Data Input Rx Received Data Input
5. PACSystems RX3I IC695CMM002 and IC695CMM004 GFK 2461G Serial Communications Modules May 2010 PACSystems RX3i Serial Communications modules expand the serial communications capabilities of the RX3i system Serial Communications module IC695CMMO002 provides two independent isolated serial ports Serial Communications module IC695CMMO04 illustrated at right provides four independent isolated serial ports Up to six Serial Communications modules can be located in the main PACSystems RX3i backplane Each port can be configured for MODBUS Master MODBUS Slave CCM Slave DNP3 Master DNP3 Slave or Serial I O protocol If any port is configured for DNP3 Master or Slave the other ports on the module can only be configured for DNP3 Master or Slave For modules with firmware version 1 32 or later half duplex flow control can be configured using Machine Edition Release 5 90 SP1 SIM 6 or later Otherwise flow control defaults to full duplex Additional module features include Port to port isolation and port to backplane isolation RS 232 RS 485 422 communication software selected Hardware handshake RTS CTS RFR CTS for RS 232 Selectable Baud Rates 1200 2400 4800 9600 19 2K 38 4K 57 6K 115 2K Module fault status reporting Watchdog Ram Fail Flash Fail Module identity and status reporting including LED status indicators Meets CE UL CUL 508 and 1604 and ATEX requirements Flash memory for future
6. ates 1200 2400 4800 9600 19 2K 38 4K 57 6K 115 2k Parity Even odd none Data bits 7 8 Stop bits 1 2 Operating Temperature 0 C to 60 C Input Impedance Zin gt 96 kOhm for RS 485 422 3 kOhm lt Zin lt 7 kOhm for RS 232 Max Overvoltage 25V Channel Channel Crosstalk 55dB minimum Isolation Port to Backplane and to frame ground 250 VAC continuous 1500 VAC for 1 minute 2550VDC for one second Port to port 500VDC continuous 710VDC for one minute To meet emission and immunity requirements for the EMC directive CE mark shielded cable must be used with this module RX3i Serial Communications Modules 7 GFK 2461G LEDs MODULE OK LED The MODULE OK LED indicates the status of the module Off The module is not receiving power from the RX3i backplane or the module has failed self test Solid green The module has been configured Blinking green rapidly The module is executing powerup diagnostics Blinking green slowly The module has not received configuration from the CPU If configuration is not successful the module will continue to flash in this mode Blinking amber If a problem occurs the Module OK LED flashes amber The blink code see below indicates the cause of the error 1 watchdog expired 2 RAM error 6 Invalid CPU Master Interface version 7 CPU heartbeat failure 8 Failed to get semaphore PORT FAULT LED The Port Fault LED indicates the status of all ports Gre
7. en There are no faults present on any enabled port Amber There is a fault on at least one port Port STATUS LEDs A port s STATUS LED blinks green when there is activity on the port and data rate matches the port configuration IC695CMM004 The area below the module LEDs can be used to record identifying information about each port Serial Ports Each port is a standard RJ 45 female connector with the following pin assignments For MODBUS applications note that these pin assignments are different from the standard MODBUS pin assignments If the port is configured for MODBUS master or slave operation custom cables are needed Pinouts RJ 45 Pin RS 232 RS 485 422 RS 485 422 DTE Two Wire Four Wire 8 COM GND GND 7 Termination 2 6 CTS Rx Input 5 COM GND GND 4 Termination 1 3 RxD Rx Input 2 TxD Tx Rx Tx Output 1 RTS RFR Tx Rx Tx Output Note There is no shield or frame ground pin on the port connector 8 GFK 2461G RX3i Serial Communications Modules Termination By default each port is set for no termination Termination is needed if the module is the first or last device on an RS 485 network even if there is only one other device on the network Termination can be provided using either an external resistor as shown below or the port s built in 120 Ohm termination If line termination other than 120 Ohms is required an appropriate external res
8. es even if the unsolicited message has been confirmed to send the read response Normally messages are responded to within milliseconds but the read response does not occur for up to 2 seconds after the confirm message is sent RX3i Serial Communications Modules 5 GFK 2461G Operating Notes SPL 1 Other In the error message brackets are printed only around the key failing token When looking at the error message the entire line should be interpreted Example Script file i 128 Error output Error 3184 line 1 i 128 An SPL wrong error is reported when a is in an IF statement IF statements only support comparisons of variables and constants Using to enclose operations like arithmetic operations or comparisons will result in a syntax error The module will report this error as an unknown identifier for the symbols rather than a syntax error If the SPL program writes to memory that is invalid in the PLC the write will fail and the SPL program will halt DNP3 0 configurations with Unsolicited Response support enabled or Analog Input Event Variations set to other than 16 Bit Values Without Time will result in a System Configuration Mismatch fault If any of these configuration is downloaded to a module with firmware earlier than Release 1 34 the module configuration will fail The maximum resolution for the MODBUS drop delay is 420us so the minimum time for a drop delay is
9. iption DNP3 Master The module does not When multiple group objects i e l and AI memory are performed in a single read multiple group objects for Class request the DNP3 module will ignore all but the first object Operations of multiple 0 data group objects should be split into multiple successive exchanges i e exchange 1 l exchange 2 Al SPL Serial I O Modbus Master Sending large amounts of data without reading can cause the module to generate a DNP3 Slave CMM002 004 watchdog expired error indicated by blink code 1 The amount of data that causes generates blink code 1 this error depends on the baud rate used For example a port configured for SPL and sending 4k bytes of data at 19 2k baud or 62k bytes of data at 115 2k baud will produce the error With DNP3 protocol the creation of change events while previous change events are being read can also produce the error DNP3 An incomplete or null A read operation data exchange Read Continuous Read Continuous Bit Controlled response from a slave will result in Read Single Bit Controlled that requests Ref Length 1 or greater from an outstation erroneous values written that does not return all or returns none of the data points requested will result in erroneous values being written to the reference addresses defined in that exchange If a slave does not map all of the data points requested it will return no data or only part of the data requested
10. istor must be supplied User Supplied Termination for RS 485 Full Duplex 4 Wire Half Duplex 2 Wire RS 485 RS 485 3 Terminating Resistor Terminating Resistor Built in Termination for RS 485 Termination using the built in 120 Ohm resistor can be provided by either setting the appropriate RS 485 termination jumper or by installing shorting jumpers on the RS 485 cable connector that attaches to the serial port Internal 120 Ohm Termination Full Duplex Half Duplex Default Jumper Positions Four Wire RS 485 Two Wire RS 485 Mowe top a Leave top i jumper down Jumper in 3 Jumper for Full Duplex or connect Default Position 3 4 Wire in p Port pins 7 2 E Default Upper Position and 3 ieee 2 2 Jumper for Half Duplex 5 oa 2 Wire in Leave bottom Mowe bottom 5 8 Default Upper Position FJ jumper in i J jumper down or Default connect Port l Position E pins 4 and 1 To set 120 Ohm termination internally 1 Remove the module s faceplate by pressing in on the side tabs and pulling the faceplate away from the module 2 With the module oriented as shown move either the upper or lower jumper RX3i Serial Communications Modules 9 GFK 2461G Connecting a Serial Communications Module to a Series 90 30 CPU363 or External PACSystems CPU RX3i CMM002 004 Module Built in RS 485 Port GND Note The same ground is required at each unit NC Use either or both G
11. odule can only be configured for DNP3 Master or Slave These modules do not support GE Intelligent Platforms special MODBUS commands for use with a Daniels Flow Computer PLC Reference Address and Reference Length parameters only allow bit based memory values that are aligned to a byte boundary For example for a port using MODBUS Slave with coils mapped to Q memory the Q memory address must start on a byte boundary in Q Target Address 1 can be mapped to Q00001 or Q00009 but it can not be mapped to Q00007 CCM Slave Read Scratchpad operations may fail when a port is configured for CCM Slave protocol and a new configuration is stored to the PLC using Machine Edition or the system is power cycled or the module is hot inserted If the first query received from the CCM Master is a Read Scratchpad request the module will reject that request All subsequent Read Scratchpad requests will be successful unless one of the above conditions occurs again The DNP3 slave port has problems using the link layer to validate frame receipt The DNP3 organization encourages users not to do this Change Event Read responses are not sent immediately after a Confirm to an unsolicited response If a read request is received after sending an unsolicited response the slave is required to wait to respond to the read until either the unsolicited timeout expires or the unsolicited message is confirmed The module waits until the timeout expir
12. orts DNP3 Master and DNP3 Slave Protocol IC695CMM004 AC 44A753278 G03 IC695CMM002 AB 1 10 44A753277 G02 Supports CCM Slave Protocol IC695CMM004 AB 44A753278 G02 IC695CMM002 AA 1 00 N A Initial Release IC695CMM004 AA Upgrades The Serial Communications Modules can be upgraded to firmware version 1 34 using the following upgrade kits which can be downloaded from http www ge ip com support CMM002 44A753277 G06 CMM004 44A753278 G06 Compatibility Programmer Version Requirements Proficy Machine Edition Logic Developer 6 00 with SIM 12 or later version is required for DNP3 Unsolicited Response functionality and Analog Input Event Variation configuration Proficy Machine Edition Logic Developer 5 9 SP1 with SIM 6 is required for half duplex flow control Proficy Machine Edition Logic Developer 5 8 with SIM 2 or newer is required to use SPL Proficy Machine Edition Logic Developer 5 6 with SIM 10 or newer is required to use DNP3 Proficy Machine Edition Logic Developer 5 6 with SIM 6 or newer is required to use the CMM CPU Firmware Version Requirements PACSystems RX3i CPU Version 5 50 or newer is required for SPL PACSystems RX3i CPU Version 5 00 or newer is required for DNP3 Master to sync its timestamp value with the CPU PACSystems RX3i CPU Version 3 83 or newer is required to be able to use the CMM in the RX3i system RX3i Serial Communications Modules 3 GFK 2461G Problems Resolved by Release 1 34 Title Descr
13. time This is configurable with Proficy Machine Edition Logic Developer 6 0 with SIM 12 and later The default configuration sets the Analog Input Event Variation to 16 bit values without time The new Analog Input Event Variation parameter allows you to select the format for sending analog input event data when Variation 0 Any is selected If the default selection Variation 2 is chosen the Slave device sends the data as 16 bit integer with flag If Variation 4 is selected the Slave device sends the data as 16 bit integer with flag and event time stamp See Configuring a Port for DNP3 Slave Protocol in chapter 3 of the PACSystems RX3i Serial Communications Modules User s Manual GFK 2460D 4 RX3i Serial Communications Modules GFK 2461G Restrictions and Open Issues in this Release SPL 1 Other The module rejects a SPL program file containing a literal string of length greater than 127 The SPL port will return a status in the status byte of 61 The static file checker can miss paired NEXT and FOR statements If a NEXT statement is missing from the program execution will continue without looping back to the FOR statement Users should check their FOR NEXT statements before downloading A missing NEXT statement can also be detected by debugging using the CLI debug interface Each port can be configured for DNP3 Master or DNP3 Slave protocol If any port is configured for DNP3 Master or Slave the other ports on the m
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