{"product_id":"ge-ic200cmm020-modbus-rtu-master-communication-module","title":"GE IC200CMM020 Modbus RTU Master Communication Module","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIC200CMM020\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a VersaMax serial communication interface module developed by GE Fanuc Emerson, designed to extend system connectivity by enabling Modbus RTU master functionality within a VersaMax I\/O station.\u003c\/p\u003e\n\u003cp\u003eIt allows a single VersaMax rack to communicate directly with external Modbus slave devices such as variable frequency drives, instrumentation panels, barcode scanners, and third-party controllers. Communication is routed through a Genius LAN structure, allowing integration with both Genius-based and PROFINET-capable NIU systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCommunication Architecture\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis module operates as a Modbus RTU master node and manages serial polling and command execution for connected field devices.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSupports Modbus RTU master mode operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCommunication through Genius LAN backplane\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with Genius NIU and PROFINET NIU systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports up to 2 serial modules per NIU station\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eData exchange handled via COMMREQ instructions from controller logic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eSerial Interface Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eCommunication standard: RS-485 (2-wire or 4-wire selectable)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePhysical connector: 15-pin D-sub interface\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupported baud rates: 1200, 2400, 4800, 9600, 19200 bps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDuplex modes: half-duplex and full-duplex operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRS-232 compatibility: available via external adapter (IC690ACC901)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDevice Capacity and Protocol Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eModbus RTU slave addressing: 1 to 247 devices per network\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaximum serial modules per NIU station: 2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports cyclic polling and command-based communication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for mixed vendor Modbus device integration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eElectrical Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e5 VDC backplane current consumption: approx. 460 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e3.3 VDC consumption: approx. 5 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAuxiliary 5 V output available for external serial devices (100–200 mA depending on load)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for low-voltage logic-level communication stability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFunctional Operation\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe module executes Modbus communication tasks through controller-issued COMMREQ instructions, supporting:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMaster port initialization\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRead\/write register operations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eForce and preset commands\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDiagnostic query handling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis structure enables deterministic control of third-party Modbus RTU devices within a VersaMax system architecture.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eMechanical and Installation Details\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eRequires IC200CHS006 communication carrier for mounting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with any slot position in VersaMax I\/O rack\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports daisy-chained RS-485 field wiring for network expansion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompact module footprint designed for dense cabinet layouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWeight: 0.18 lbs\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eEnvironmental Ratings\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOperating temperature range: 0°C to 40°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCertifications: CE, cULus\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for controlled industrial cabinet environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eIntegration of Modbus RTU field devices into VersaMax systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDrive and motor control communication interfaces\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThird-party instrumentation data acquisition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMulti-vendor device networking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMachine-level serial communication expansion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: Does this module operate as a Modbus slave?\u003c\/strong\u003e\u003cbr\u003eNo, it functions exclusively as a Modbus RTU master device.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: How many devices can it control?\u003c\/strong\u003e\u003cbr\u003eUp to 247 Modbus RTU slave devices per serial channel.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: What carrier is required for installation?\u003c\/strong\u003e\u003cbr\u003eIt requires the IC200CHS006 communication carrier for proper mounting and backplane connection.\u003c\/p\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":43988177551448,"sku":"IC200CMM020","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/IC200CMM0202.jpg?v=1776075291","url":"https:\/\/www.industriaxplc.com\/products\/ge-ic200cmm020-modbus-rtu-master-communication-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}