{"product_id":"ic693cmm311-ge-series-90-30-serial-communications-module","title":"IC693CMM311 GE Series 90-30 Serial Communications Module","description":"\u003ch3\u003e\u003cb\u003e\u003cspan style=\"color: #1679b8;\"\u003eIC693CMM311\u003c\/span\u003e | Series 90-30 Serial Communications Coprocessor\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cb\u003e\u003cspan style=\"color: #1679b8;\"\u003eIC693CMM311\u003c\/span\u003e\u003c\/b\u003e is a GE Fanuc Series 90-30 communications coprocessor. It provides two serial ports for communication between a modular PLC and external control or monitoring equipment.\u003c\/p\u003e\n\u003cp\u003eThe module supports GE Fanuc CCM, Modbus RTU, and SNP communication protocols. Port 1 supports RS232. Port 2 supports RS232, RS422, and RS485, subject to the selected interface configuration.\u003c\/p\u003e\n\u003cp\u003eEngineers can assign different protocols to the two ports. This allows one PLC to communicate with separate devices using different serial interfaces.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eHardware Profile | Core Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eGE Fanuc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct model\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e\u003cspan style=\"color: #1679b8;\"\u003eIC693CMM311\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct family\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/collections\/ge-series-90-30-series-90-70\"\u003eSeries 90-30\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eCommunications Coprocessor Module (CCM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSerial ports\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePort 1 electrical interface\u003c\/td\u003e\n\u003ctd\u003eRS232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePort 2 electrical interface\u003c\/td\u003e\n\u003ctd\u003eRS232, RS422, or RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003e25-pin female D-shell interface arrangement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported protocols\u003c\/td\u003e\n\u003ctd\u003eCCM, Modbus RTU, SNP, and SNP-X where supported by the selected configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane supply\u003c\/td\u003e\n\u003ctd\u003e5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane current draw\u003c\/td\u003e\n\u003ctd\u003e400 mA at 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eSeries 90-30 CPU baseplate; single slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot assignment\u003c\/td\u003e\n\u003ctd\u003eAny suitable slot except the CPU slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible cable\u003c\/td\u003e\n\u003ctd\u003eIC693CBL305 Wye cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule status indicators\u003c\/td\u003e\n\u003ctd\u003eModule OK, PORT1, and PORT2; verify actual label markings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication restart\u003c\/td\u003e\n\u003ctd\u003ePushbutton for restarting communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cb\u003eEngineering note:\u003c\/b\u003e Confirm the exact port electrical standard and connector wiring against the module's hardware revision and GE Fanuc documentation. The connector arrangement may require the correct breakout cable for convenient field wiring.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCommunication Architecture | Two Ports, Multiple Protocols\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cb\u003e\u003cspan style=\"color: #1679b8;\"\u003eIC693CMM311\u003c\/span\u003e\u003c\/b\u003e supports protocol combinations across its serial ports. The selected configuration determines how each port communicates with external equipment.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003ePort arrangement\u003c\/th\u003e\n\u003cth\u003eExample configuration\u003c\/th\u003e\n\u003cth\u003eEngineering purpose\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCM + CCM\u003c\/td\u003e\n\u003ctd\u003eCCM on both ports\u003c\/td\u003e\n\u003ctd\u003eConnect separate devices using GE CCM communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCM + RTU\u003c\/td\u003e\n\u003ctd\u003eCCM on Port 1; RTU on Port 2\u003c\/td\u003e\n\u003ctd\u003eConnect a GE device and a Modbus RTU device\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRTU + CCM\u003c\/td\u003e\n\u003ctd\u003eRTU on Port 1; CCM on Port 2\u003c\/td\u003e\n\u003ctd\u003eSupport a Modbus device and a GE communication link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRTU + RTU\u003c\/td\u003e\n\u003ctd\u003eRTU on both ports\u003c\/td\u003e\n\u003ctd\u003eConnect separate Modbus RTU networks or devices\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNP\/SNP-X combinations\u003c\/td\u003e\n\u003ctd\u003eSNP or SNP-X on one or both ports\u003c\/td\u003e\n\u003ctd\u003eSupport compatible Series 90-30 programming or data links\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMixed protocol configurations\u003c\/td\u003e\n\u003ctd\u003eSNP\/SNP-X with CCM or RTU\u003c\/td\u003e\n\u003ctd\u003eIntegrate different serial communication requirements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eActual protocol availability depends on the CPU, module configuration, and software support. Confirm the intended combination before commissioning.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eBaud Rates and Serial Communication\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe supplied product information lists the following communication rates:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e300 baud\u003c\/li\u003e\n\u003cli\u003e600 baud\u003c\/li\u003e\n\u003cli\u003e1,200 baud\u003c\/li\u003e\n\u003cli\u003e4,800 baud\u003c\/li\u003e\n\u003cli\u003e9,600 baud\u003c\/li\u003e\n\u003cli\u003e19,200 baud\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe source also lists 240 baud. This value may represent a transcription error for 2,400 baud. Verify the correct setting against the relevant GE Fanuc manual before publishing or configuring the module.\u003c\/p\u003e\n\u003cp\u003eMatch the baud rate and other serial parameters at both communication endpoints. A correct electrical interface does not guarantee successful communication when protocol settings differ.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003ePLC Compatibility and Baseplate Requirements\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cb\u003e\u003cspan style=\"color: #1679b8;\"\u003eIC693CMM311\u003c\/span\u003e\u003c\/b\u003e is designed for compatible modular CPUs in the GE Fanuc Series 90-30 platform.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the module in a suitable Series 90-30 CPU baseplate.\u003c\/li\u003e\n\u003cli\u003eDo not install it in the CPU slot.\u003c\/li\u003e\n\u003cli\u003eEmbedded CPU models identified in the supplied source, including 311, 313, and 323, are not compatible.\u003c\/li\u003e\n\u003cli\u003eSome compatible CPU and baseplate configurations support up to four communications coprocessor modules.\u003c\/li\u003e\n\u003cli\u003eCheck the CPU model, firmware, rack capacity, and configuration software before adding multiple modules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo not assume every Series 90-30 CPU supports four communications coprocessors. Confirm the limit for the specific CPU and baseplate combination.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eWiring and Installation | Practical Sequence\u003c\/b\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eIdentify the installed CPU model and baseplate type.\u003c\/li\u003e\n\u003cli\u003eConfirm the available slot and required backplane capacity.\u003c\/li\u003e\n\u003cli\u003eInstall the module according to the applicable Series 90-30 hardware instructions.\u003c\/li\u003e\n\u003cli\u003eUse the \u003cb\u003eIC693CBL305\u003c\/b\u003e Wye cable when the application requires separate serial connections.\u003c\/li\u003e\n\u003cli\u003eConnect Port 1 using the required RS232 wiring.\u003c\/li\u003e\n\u003cli\u003eConfigure Port 2 for the required RS232, RS422, or RS485 interface.\u003c\/li\u003e\n\u003cli\u003eSet the required protocol and communication parameters.\u003c\/li\u003e\n\u003cli\u003eVerify the module status and test each connected device.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eFollow the manufacturer's power-down and installation procedure. Confirm connector pin assignments before connecting external equipment.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eDiagnostics | Module and Port-Level Checks\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe module provides status indicators for the coprocessor and its serial ports. These indicators help technicians distinguish module-level problems from communication-link problems.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eObserved condition\u003c\/th\u003e\n\u003cth\u003eRecommended investigation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule OK indicator does not show normal status\u003c\/td\u003e\n\u003ctd\u003eCheck CPU compatibility, module seating, baseplate condition, and configuration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePort communication fails\u003c\/td\u003e\n\u003ctd\u003eCheck cable continuity, connector pinout, electrical standard, and protocol settings.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOne port works while the other fails\u003c\/td\u003e\n\u003ctd\u003eInvestigate the affected port's wiring, interface selection, and configuration separately.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication stops after a configuration change\u003c\/td\u003e\n\u003ctd\u003eVerify protocol assignment and serial parameters. Review the CPU configuration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal device receives incorrect data\u003c\/td\u003e\n\u003ctd\u003eCheck protocol compatibility, data mapping, and the receiving device's communication settings.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe communication restart pushbutton can re-initiate communication without restarting the entire module. Use it only after checking the relevant communication settings and following the manufacturer's instructions.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCompatible Equipment and Industrial Applications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGE Fanuc Series 90-30 modular PLCs:\u003c\/b\u003e Adds serial communication capability to supported CPU configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eModbus RTU devices:\u003c\/b\u003e Supports compatible serial data exchange with RTU equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGE Fanuc CCM devices:\u003c\/b\u003e Provides communication using the CCM protocol.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSeries 90-30 programming and monitoring systems:\u003c\/b\u003e Supports compatible SNP or SNP-X serial communication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRS422 and RS485 equipment:\u003c\/b\u003e Supports compatible devices through Port 2 when configured for the required electrical interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIndustrial data acquisition systems:\u003c\/b\u003e Connects PLC data to suitable serial monitoring or supervisory equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTypical applications include PLC-to-instrument communication, serial data collection, legacy equipment integration, and multi-device control networks.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eGlobal PLC Spare HUB's Insight | Field Integration\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe main commissioning challenge is often not the protocol itself. It is matching the port's electrical standard, cable wiring, and device settings.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eExample:\u003c\/b\u003e A Series 90-30 PLC communicates with a Modbus RTU instrument through Port 2. The engineer first confirms the port uses the correct RS485 configuration. Next, the engineer checks the cable wiring and serial parameters. The engineer then verifies the instrument's register mapping and PLC data handling.\u003c\/p\u003e\n\u003cp\u003eIf the instrument remains offline, the technician can test the serial link independently before changing the PLC application. This method helps isolate wiring, protocol, and data-mapping faults.\u003c\/p\u003e\n\u003cp\u003eFor replacement projects, record the existing port configuration before removing the module. Preserve the original protocol assignments and cable arrangement wherever the application requires them.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eSelection Checklist | Before Ordering\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm the CPU is a compatible modular Series 90-30 model.\u003c\/li\u003e\n\u003cli\u003eVerify the required communication protocols.\u003c\/li\u003e\n\u003cli\u003eIdentify the electrical interface for each port.\u003c\/li\u003e\n\u003cli\u003eCheck whether the application needs the IC693CBL305 Wye cable.\u003c\/li\u003e\n\u003cli\u003eConfirm the baud rate and serial configuration.\u003c\/li\u003e\n\u003cli\u003eReview the baseplate slot and backplane current capacity.\u003c\/li\u003e\n\u003cli\u003eCheck whether the system requires multiple coprocessor modules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003ePackaging, Warranty, and Shipping\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eProduct:\u003c\/b\u003e GE Fanuc \u003cspan style=\"color: #1679b8;\"\u003e\u003cb\u003eIC693CMM311\u003c\/b\u003e\u003c\/span\u003e communications coprocessor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePackaging:\u003c\/b\u003e Protective packaging for industrial electronic equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWarranty:\u003c\/b\u003e 12 months, subject to the seller's warranty terms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eShipping:\u003c\/b\u003e FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDispatch estimate:\u003c\/b\u003e 24–48 hours, subject to stock confirmation and order processing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the included cable and accessories with Global PLC Spare HUB before placing an order.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003e1. Can the module communicate with a device that uses a different serial protocol?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eIt can support different protocols across its ports, but it does not automatically translate every protocol. Confirm the available protocol combination and the external device's requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e2. Does installing the coprocessor change the PLC's control program?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eAdding the module may require hardware configuration and communication setup. The control application may also need logic or data handling for the connected equipment. Review the existing project before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e3. How should a technician plan communication with several external devices?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eIdentify each device's protocol, electrical interface, baud rate, and wiring topology. Determine whether the application needs separate ports or additional supported modules. Check CPU and baseplate limits.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e4. What should buyers confirm when sourcing a module for an existing rack?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eCheck the exact catalog number, CPU compatibility, slot availability, protocol needs, and required cable. Compare the installed module's configuration with the proposed replacement before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e5. When should an engineer use RS422 or RS485 on Port 2?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eChoose the interface that matches the external equipment and network design. RS422 and RS485 use different wiring arrangements and network characteristics. Confirm the device manual and cable topology before selecting the port configuration.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eRequest a Quote | IC693CMM311\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eContact \u003cb\u003eGlobal PLC Spare HUB\u003c\/b\u003e for pricing, availability, compatibility checks, and delivery information for the \u003cb\u003e\u003cspan style=\"color: #1679b8;\"\u003eIC693CMM311\u003c\/span\u003e\u003c\/b\u003e. Include your CPU model, communication protocol, and cable requirements to support accurate selection.\u003c\/p\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":45013992308918,"sku":"IC693CMM311","price":116.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/IC693CMM311-3.jpg?v=1792727273","url":"https:\/\/www.plcsparehub.com\/products\/ic693cmm311-ge-series-90-30-serial-communications-module","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}