{"product_id":"triplex-4351a-tcm-terminal-communication-module-copper-ethernet-interface","title":"Triplex 4351A TCM Terminal Communication Module Copper Ethernet Interface","description":"\u003ch2\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e4351A Terminal Communication Module (TCM)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eacts as the primary communication bridge for high-availability industrial control systems. It facilitates seamless data exchange between the controller and external networks via dual copper Ethernet ports. This module integrates critical diagnostic protocols and high-speed serial processing to ensure real-time telemetry and peer-to-peer synchronization in mission-critical environments. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% brand new and original factory stock\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNetwork Interface\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 x 10\/100BaseT Ethernet (RJ-45)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSerial Ports\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 x RS-232\/RS-485 (DB-9)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePort Isolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e500 VDC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProtocol Support\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eModbus TCP\/IP, TSAA, TriStation, SNTP, Jet Direct\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSerial Speed\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 115.2 Kbps per port\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Requirement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePhysical Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 0.5 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cstrong\u003eEngineering Advantages\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDeterministic Synchronization:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe NET 1 port executes hardware-level Peer-to-Peer Time Synchronization. This eliminates jitter across distributed nodes, ensuring that time-stamped events remain accurate within complex automated sequences.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobust Electrical Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith 500 VDC isolation on communication ports, the 4351A shields the internal logic from ground loops and transient voltage spikes common in heavy industrial motor-drive environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Network Printing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe native Jet Direct support allows the module to trigger automated reports and alarm logs directly to network printers, bypassing the need for an intermediate PC workstation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVersatile Modbus Implementation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module supports extensive Modbus functions (01 through 16). This allows engineers to perform everything from simple coil reads to complex multiple-register presets, making it compatible with a vast array of legacy and modern SCADA systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eFAQs\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the primary difference between the 4351A and the 4352A?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 4351A utilizes copper Ethernet (RJ-45) for standard local networking, while the 4352A employs fiber-optic (MTRJ) connectors for long-distance runs or areas with extreme electromagnetic interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 4351A support both Master and Slave Modbus configurations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The module supports Modbus TCP\/IP in both Master and Slave modes, providing the flexibility to either pull data from field devices or report data to a higher-level HMI.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat do the 'FIRM' and 'ACTIVE' LEDs indicate during operation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eACTIVE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eLED signals that the module is currently controlling the I\/O bus, while the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFIRM\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eLED indicates the status of the resident firmware—essential for verifying successful field updates or identifying initialization errors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Triconex","offers":[{"title":"Default Title","offer_id":52489698804021,"sku":"4351A","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/4351A.jpg?v=1774575769","url":"https:\/\/www.5gplc.com\/products\/triplex-4351a-tcm-terminal-communication-module-copper-ethernet-interface","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}