{"product_id":"ics-triplex-t8451c-trusted-tmr-24-vdc-digital-output-module","title":"ICS Triplex T8451C Trusted TMR 24 Vdc Digital Output Module","description":"\u003cp\u003eThe \u003cstrong\u003eICS Triplex T8451C\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eT8451\u003c\/strong\u003e TMR Digital Output Module, provides 24 VDC digital output control with triple modular redundancy, line monitoring, and diagnostic processing within Trusted SIS architectures.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eT8451C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eICS Triplex \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eTMR 24 VDC Digital Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.13 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e30 cm x 3 cm x 24.1 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-5 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified in supplied data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Groups\u003c\/td\u003e\n\u003ctd\u003e5 isolated groups, 8 channels per group\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Supply Voltage\u003c\/td\u003e\n\u003ctd\u003e20 to 32 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperational Output Voltage\u003c\/td\u003e\n\u003ctd\u003e18 to 32 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current Rating\u003c\/td\u003e\n\u003ctd\u003e2 A per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Power Group Current\u003c\/td\u003e\n\u003ctd\u003e8 A per group\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTurn-On\/Off Delay\u003c\/td\u003e\n\u003ctd\u003e0.5 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSOE Event Resolution\u003c\/td\u003e\n\u003ctd\u003e1 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSelf-Test Interval\u003c\/td\u003e\n\u003ctd\u003e2 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShort-Circuit Protection\u003c\/td\u003e\n\u003ctd\u003eElectronic, automatic latching\/reset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Rating\u003c\/td\u003e\n\u003ctd\u003e+\/-250 VDC sustained; +\/-2.5 kVDC maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Architecture\u003c\/td\u003e\n\u003ctd\u003eTMR, 2oo3 hardware voting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Certification\u003c\/td\u003e\n\u003ctd\u003eIEC 61508, up to SIL 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHot-Swap Capability\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLine Monitoring\u003c\/td\u003e\n\u003ctd\u003eShort circuit, open circuit, and earth fault detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoating\u003c\/td\u003e\n\u003ctd\u003eConformal-coated version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTMR Safety and Output Diagnostics\u003c\/h3\u003e\n\u003cp\u003eThe T8451C uses triple modular redundancy with 2oo3 voting to maintain output processing following a single electronic fault.\u003c\/p\u003e\n\u003cp\u003eThe module provides 40 digital output channels arranged across five isolated power groups, with eight channels per group.\u003c\/p\u003e\n\u003cp\u003eEach channel supports continuous output current up to 2 A, while each power group has an 8 A maximum limit.\u003c\/p\u003e\n\u003cp\u003eAutomatic diagnostics monitor field wiring conditions, including short circuits, open circuits, and earth faults.\u003c\/p\u003e\n\u003cp\u003eElectronic short-circuit protection provides automatic latching and reset behavior for detected output faults.\u003c\/p\u003e\n\u003cp\u003eThe module supports online replacement, allowing hot-swapping without planned interruption of system operation.\u003c\/p\u003e\n\u003cp\u003eThe specified 1 ms SOE resolution supports event sequencing where output transition timing must be recorded.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the T8451C support hot-swapping?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The supplied specifications identify the T8451C as supporting online replacement during system operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How are the digital outputs organized electrically?\u003c\/strong\u003e\u003cbr\u003eA: The 40 outputs are divided into five isolated power groups, with eight channels assigned to each group.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What diagnostic functions are provided for field wiring?\u003c\/strong\u003e\u003cbr\u003eA: The module performs line monitoring for short circuits, open circuits, and earth faults, together with automatic self-diagnostics.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the module in the specified Trusted system chassis and verify mechanical seating before energization.\u003c\/li\u003e\n\u003cli\u003eConfirm the system supply remains within the specified 20 to 32 VDC range.\u003c\/li\u003e\n\u003cli\u003eObserve the 8 A maximum current limit for each isolated power group.\u003c\/li\u003e\n\u003cli\u003eKeep field output wiring separated from high-voltage power conductors and high-current switching circuits.\u003c\/li\u003e\n\u003cli\u003eRoute signal wiring to minimize electromagnetic coupling from motors, contactors, drives, and switching power equipment.\u003c\/li\u003e\n\u003cli\u003eConnect cable shields according to the applicable Trusted system grounding design and site electrical standards.\u003c\/li\u003e\n\u003cli\u003eDo not defeat the specified isolation, protective-earth, or field-circuit requirements during wiring modifications.\u003c\/li\u003e\n\u003cli\u003eVerify channel polarity, load connections, and field termination points before applying output power.\u003c\/li\u003e\n\u003cli\u003eAfter installation, review module diagnostics and confirm expected line-monitoring status before placing outputs into service.\u003c\/li\u003e\n\u003cli\u003eFor hot-swapping, follow the approved Trusted system maintenance procedure and verify the replacement module identification before insertion.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ICS Triplex","offers":[{"title":"Default Title","offer_id":44036508942426,"sku":"T8451C","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/T8110B1_b5a1c394-18e4-41e9-b777-cffa08fdb0ff.jpg?v=1788768219","url":"https:\/\/www.plcmasters.com\/products\/ics-triplex-t8451c-trusted-tmr-24-vdc-digital-output-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}