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Contents
1. I i I i GENERIC PC NOTE g 2 zai ALL RACKS MUST MASTER gt GROUND POTENTIAL DEVICE O 8 RACKS MAXIMUM pale i SNP SLAVE DEVICES IC697 PLC ONE if C C al le P c B c METER Liul M AEN U M M IC693 PLC g IC697 PLC RACK 7 IC692 PLC gt a cea LEGEND CPU SELECTED CPU MODEL BRM BUS RECEIVER MODEL BEM711 BTM BUS TRANSMITTER MODEL BEM713 H GBC GENIUS BUS CONTROLLER BEM731 CMM COMMUNICATIONS COPROCESSOR MODULE I O TERMINATOR LAST RACK PS POWER SUPPLY PWR710 711 724 748 Figure 2 Typical PLC System Configuration Series 90 70 Programmable Controller Data Sheet Manual 71 3 GFK 0600F 4 GFK 0370F August 1997 Module Physical Description The CMM module isa single slot module that plugs into either the C697 PLC or I O rack Figure 3 shows the maintenance controls and indicators located on the CMM module a44825 CMM 711 XX MODULE OK XX PORT 1 XX PORT 2 ON OK ACTIVE BLINK COMMUNICATING O PUSH TO RESTART APPLICATION PORT 1 RS 232 OR RS 422 COMPATIBLE o2. ERNATIONAL This Datasheet for the IC697CMM7 11 Communications Coprocessor CCM RTU SNP and SNPx Protocols http www qualitrol com shop p 14774 ic697cmm711 aspx Provides the wiring diagrams and installation guidelines for this GE Series 90 30 module For further information please contact Qualitrol Technical Support at 1 800 784 9385 support qualitrol com Communications Modules IC697CMM711 GFK 0370F Communications Coprocessor Module CMM August 1997 Features ies Single Slot Module SNP SNPX Protocol master slave CCM Protocol master slave peer RTU Modbus Protocol slave only Supports connection to MS DOS or Windows rogramming and configuration software package monitor only 12 Mhz 80C186 Microprocessor COMMUNICATIONS CMM 711 COPROCESSOR MODULE OK Two RS 422 RS 485 or RS 232 Serial Ports coe CCM RTUandSNP SNP X Available on Either or ON OK ACTIVE Both Ports O COMMUNICATING PUSH TO RESTART APPLICATION Simultaneous Communications on Both Ports up to 9 6 Kbps or 19 2 Kbps individually PORT 1 oooo0oo0oo0oo0o000000 fe fe Oo 6 fe 6 fe fe 6 Oo fe fe High Performance Access to PLC Memory e Three Status LEDs sii Reset pushbutton D Soft Switch Configuration no switches or jumpers Rozz oR No Battery Required saa Functions The Communications Coprocessor Module CMM is a member of a family of communication modules and RD provides b
3. 2 The module should power up and blink the top LED When the diagnostics have completed successfully the top LED stays on PushbuttonControl One pushbutton is provided Push to reinitialize communications at both serial ports Serial Ports Both ports are RS 232 and RS 422 RS 485 compatible Both ports acting simultaneously can each provide up to 9 6 Kbps of full duplex data communications or up to 19 2 Kbps individually Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F Communications Modules 5 Communications Coprocessor Module CMM GFK 0370F August 1997 Port 1 SPL and Port 2 4PL Table 2 Port 1 or 2 RS 422 RS 485 Connectors 3PL and 4PL contain signals for both RS 232 m meon eee Nine vo and RS 422 RS 485 types of communication circuits The pin assignment for the RS 232 signals are per the Send Data A SD A RS 232 specification with an exception that pins not Request To Send A RTS A normally used for RS 232 are used for RS 422 RS 485 signals Refer to Tables 1 and 2 Clear To Send A CTS A Termination for pin 11 Receive Data A RD A Table 1 Port 1 or 2 RS 232 Send Data B SD B Request To Send B RTS B Clear To Send B CTS B Termination for pin 25 Receive Data B RD B Signal Function Lee maa S S S TransmittedData Received Data Request To Send Configuration Clear To Send There are no user DIP switches or jumpers on this board SignalGround for co
4. n multidrop configurations As an SNP master the CMM module initiates communications with remote devices through application ladder programs communication requests COMREQS An SNP master port ona CMM module can communicate with the SNP slave port built into any IC69 PLC or with other SNP slave devices Asan SNP slave the CMM module provides additional communications port s for connection to remote operator interface units or other SNP communications devices The MS DOS or Windows based software package may be connected to an SNP slave port on a CMM module for data monitoring only Programming and configuration of IC69 PLCs are not possible through the CMM SNP ports Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F Communications Modules 3 Communications Coprocessor Module CMM GFK 0370F August 1997 systems Configuration Figure 2 illustrates typical CMM interface installations in a IC69 PLC system PARALLEL a45299 IC697 PLC RACK 0 PROGRAMMER P C B C C G S P T M M B gt U IMIM M C p ONE METER IC697 PLC RACK 1 GENERIC PC GENERIC PC a N ies N E 7 MASTER PEER M Z CCM CCM DEVICE O DEVICE O N J O J
5. nfiguration However the board must be configured before operation using the MS DOS or Windows software package Refer to the Related Data TerminalReady Publications listed on page 6 Data Carrier Detect Series 90 70 Programmable Controller Data Sheet Manual 71 5 GFK 0600F 6 Communications Modules GFK 0370F Communications Coprocessor Module CMM August 1997 Table 3 Related Publications ProgrammingSoftware User s Manual Programmable Controller Reference Manual ProgrammableControllerInstallationManual PLCSerialCommunications User s Manual Using the Windows Programmer GFK 1295 Table 4 Module Specifications Serial Ports RS 232 and RS 422 RS 485 compatible Current Required from 5V backplane bus 0 7amps VME System designed to support the VME standard C 1 Refer to GFK 0867B or later for product standards and general specifications Forinstallations requiring compliance to more stringent requirements for example European Union refer to Installation requirements for Conformance to Standards Table 5 Ordering Information Communications Coprocessor Module CMM IC697CMM 711 Note For Conformal Coat option or Low Temperature Testing option please consult the factory for price and availability 71 6 Series 90 70 Programmable Controller Data Sheet Manual GFK 0600F
6. oo0oo0oo00000000 oooo0oo0o00000000 O _PORT 2 RS 232 OR RS 422 COMPATIBLE O MODULE FUNCTION COMMUNICATIONS COPROCESSOR PORT 1 amp 2 RS 232 PIN SIGNAL SHIELD TD RD RTS CTS GROUND DED DTR PORT 1 amp 2 RS 422 PIN SIGNAL O oo0oo0oo0o00000000 oooo0oo000000000 S B TERM PIN 25 RD B CONFIGURATION DEPENDENT MODULE IC697CMM711 LABEL 44A726758 124R01 O CMM 711 Figure 3 CMM Module User Details 71 4 Communications Modules Communications Coprocessor Module CMM User Maintenance Items The CMM module has the following user accessible elements Three LEDs located at the top of the module Restart Pushbutton located immediately beneath the LEDs Two Serial Ports two 25 pin female connectors pro vide RS 232 and RS 422 RS 485 communication Installation Installation should not be attempted without referring to the Installation Manual See Related Publications listed on page 6 Make sure rack power is OFF before attempting to install module e Install module in the rack see Figure 2 Turn ON power The CMM is configurable only using the MS DOS or Windows programming software package Status Indication Three Status LEDs are available as shown in Figure 3 The top LED indicates the condition of the module The bottom two LEDs indicate activity at the serial ports Port 1 LED indicates activity on port 1 Port 2 LED indicates activity on port
7. oth communications control CCM remote terminal RTU and general IC69 communications SNP functionality CCM RTU and SNP are available on either or both serial ports in any of nine possible configurations CCM CCM CCM RTU RTU CCM RTU RU SNP SNPSNP CCM CCM SNPSNP RTU 50 6 and RTU SNP oea TERMPIN25 RD B The CMM provides both the RS 232 and RS 485 CO Sen Interfaces and communicates with the PLC CPU over OOE esos the backplane Many CMMs can be placed in a single IC697 PLC system as illustrated by Figure 2 O PORT 1 amp 2 RS 422 PIN SIGNAL GROUND SD A RTS A CTS A TERMPIN11 oooo0oo0oo0oo000000 oooo0oo0oo0oo0o000000 O Figure 1 Communications Coprocessor Module MS DOS and Windows are registered trademarks of Microsoft Corporation Series 90 70 Programmable Controller Data Sheet Manual 71 1 GFK 0600F 2 GFK 0370F August 1997 CCM Functions provided by the CMM module in the CCM mode of operation are read write of register input and output tables PLC memory types R I and Q bit set clearof inputs and outputs I and Q read of scratch pad Q sequence commands for fast reads and the ability to modify the diagnostic status word In the master and peer CCM configurations the CMM module initiates communications with remote devices through application ladder program communications requests COMREQs RTU The RTU mode of operation is a query respon
8. se protocol used for communicating between the CMM and a host computer The host computer is the master device and transmits the query to the RTU slave which responds to the master In RTU mode only slave configuration is available In the RTU slave protocol the following functions are provided read input and output tables I and Q read analog input AI read register table R read scratchpad read exception status force a single or multiple output s Q preset a single or multiple register s R report the device type and perform loopback maintenance Communications Modules Communications Coprocessor Module CMM SNP SNP X SNP is the native protocol of all IC69 PLCs SNP is a master slave protocol where the slave device responds to requests from the master An SNP slave device is built into every IC69 PLC Eachserial port on the CMM can be configured to provide SNP master or slave capability The SNP protocol on the CMM module provides read and write access to PLC memory types R l Q Al PAQ T M P oL and oG full Series 90 Datagram support and many status and control functions An Autodial feature is also provided to control a modem attached to an SNP master port The SNP X extensions to SNP provide easy to use high performance read and write access to PLC memory types R l Q AL PAQ T M and oG SNP X is especially useful for simple high speed data acquisition and control i
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