{"product_id":"prosoft-mvi94-mcm-mvi94-modbus-master-slave-communication-module","title":"ProSoft MVI94-MCM MVI94 Modbus Master\/Slave Communication Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eIntegrating serial Modbus connectivity directly into Allen-Bradley 1794 FLEX I\/O systems is efficiently achieved using the \u003cstrong\u003eMVI94-MCM\u003c\/strong\u003e communication module. Designed to function as a bridge between the Modbus protocol and the Rockwell Automation backplane, this module enables a host processor to interface seamlessly with field telemetry devices, SCADA systems, instruments, and PLC-based networks. The \u003cstrong\u003eMVI94-MCM\u003c\/strong\u003e operates as either a Modbus Master or a Modbus Slave, offering versatile network configuration options for complex industrial systems.\u003c\/p\u003e\n\n\u003cp\u003eThe module occupies a single slot in the 1794 backplane and provides a reliable communication link using serial communication. It features optical isolation to protect sensitive control equipment from electrical noise and ground loop hazards. System configuration and maintenance are simplified through a dedicated, hardware-handshaking serial port, while application communications are handled via a jumper-selectable secondary port.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFLEX I\/O Compatibility:\u003c\/strong\u003e Installs directly into any standard Allen-Bradley 1794 backplane slot.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Port Architecture:\u003c\/strong\u003e Provides a dedicated serial configuration port (PRT1) and a multi-protocol serial application port (PRT2).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtocol Versatility:\u003c\/strong\u003e Configurable as a Modbus Master or Modbus Slave device.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRobust Isolation:\u003c\/strong\u003e Application serial port includes 500V optical isolation from the backplane to prevent electrical noise propagation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePhysical Interface Selectivity:\u003c\/strong\u003e Jumper-selectable configurations on the application port support RS-232, RS-422, and RS-485 communication standards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiagnostic Diagnostics:\u003c\/strong\u003e LEDs display module status, backplane transfer, application status, and active serial port communication activity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSCADA and telemetry interface integration in oil and gas pipelines.\u003c\/li\u003e\n  \u003cli\u003ePower distribution monitoring and electrical substation automation.\u003c\/li\u003e\n  \u003cli\u003eWater and wastewater remote terminal unit (RTU) coordination.\u003c\/li\u003e\n  \u003cli\u003eInter-system PLC and DCS networking in chemical processing facilities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eProSoft Technology\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePart Number \/ Model\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMVI94-MCM\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMVI94\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eModbus Master\/Slave Communication Module\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eForm Factor\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSingle Slot 1794 Backplane compatible (any slot)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eBackplane Current Load\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e20 mA @ 5 VDC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eExternal Power Supply\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e12 to 24 VDC (340 to 170 mA)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0 to 55 degC (32 to 131 degF)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e-40 to 85 degC (-40 to 185 degF)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e5% to 95% (without condensation)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eModule Dimensions (H x W x D)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e9.4 cm x 9.4 cm x 6.9 cm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e2.0 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003ePort Designation\u003c\/th\u003e\n      \u003cth\u003ePhysical Connector Type\u003c\/th\u003e\n      \u003cth\u003eSupported Protocols \/ Hardware Standards\u003c\/th\u003e\n      \u003cth\u003eIsolation\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePRT1 (Configuration Port)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMini-DIN\u003c\/td\u003e\n      \u003ctd\u003eRS-232 with Hardware Handshaking\u003c\/td\u003e\n      \u003ctd\u003eNone\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePRT2 (Application Port)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMini-DIN\u003c\/td\u003e\n      \u003ctd\u003eRS-232, RS-422, or RS-485 (Jumper Selectable)\u003c\/td\u003e\n      \u003ctd\u003e500V optical isolation from backplane\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTerminal Base Mounting:\u003c\/strong\u003e Mount the module securely onto a compatible 1794 terminal base unit before applying power to the backplane.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eJumper Settings:\u003c\/strong\u003e Ensure the hardware jumper settings on the module side panel are configured correctly for the desired physical interface (RS-232, RS-422, or RS-485) prior to mounting and commissioning.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExternal Power Supply Wiring:\u003c\/strong\u003e Connect a clean 12 to 24 VDC external power source to the designated terminal base connections to power the transceiver circuits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e For optimal optical isolation performance and noise reduction, ensure the terminal base and cabinet housing are properly connected to a low-impedance earth ground.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ProSoft","offers":[{"title":"Default Title","offer_id":53076256358763,"sku":"MVI94-MCM","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/MVI94-MCM-ulhmwuk5hjs.jpg?v=1775727279","url":"https:\/\/www.plcprotech.com\/id\/products\/prosoft-mvi94-mcm-mvi94-modbus-master-slave-communication-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}