{"product_id":"ics-triplex-t8311c-trusted-tmr-expander-interface-module","title":"ICS Triplex T8311C Trusted TMR Expander Interface Module","description":"\u003cp\u003eConfigured for fault-tolerant expander bus communications in Trusted safety instrumented systems, the \u003cstrong\u003eICS Triplex T8311C\u003c\/strong\u003e (\u003cstrong\u003eT8311C\u003c\/strong\u003e Expander Interface Module) provides direct physical execution between main controller chassis and remote expansion racks.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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\u003eT8311C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eICS Triplex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited Kingdom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.14 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e266 x 31 x 303 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e40 W max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e20-32 VDC dual-redundant backplane power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClock Speed\u003c\/td\u003e\n\u003ctd\u003e50 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003e250 Mbps expander bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e1500 VDC channel-to-channel and channel-to-chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArchitecture\u003c\/td\u003e\n\u003ctd\u003eHardware-Implemented Fault-Tolerant (HIFT) TMR, 3-2-0 profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eSingle-slot plug-in module for T8300 expander chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTriple Modular Redundancy and SIL3 Execution\u003c\/h3\u003e\n\u003cp\u003eThe T8311C executes Hardware-Implemented Fault-Tolerant (HIFT) Triple Modular Redundancy (TMR) across three independent processing channels to enforce SIL3 safety compliance. Signal voting algorithms cross-examine inter-module bus transactions at 50 MHz clock frequencies to maintain fail-safe state execution without interrupting system operations. Complete galvanic isolation rated at 1500 VDC prevents transient voltage propagation between expansion channels and backplane grounding planes. The conformal coating applied to internal circuit assemblies protects against environmental degradation, ensuring deterministic 250 Mbps expander bus performance under harsh industrial conditions.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the T8311C module support live hot-swapping during active operation?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the T8311C supports hot-swap replacement within a TMR expansion chassis. Removing or inserting a module does not interrupt ongoing processor execution or degrade system safety functions.\u003c\/p\u003e\n\u003cp\u003eQ: What are the backplane power supply operational constraints for this module?\u003c\/p\u003e\n\u003cp\u003eA: The module requires dual-redundant 20-32 VDC power supplied directly through the T8300 backplane interface. Total power draw is capped at 40 W max under full processing load.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eVerify that the T8300 expansion rack slot guide rails are free of physical debris and mechanical obstruction prior to module insertion.\u003c\/li\u003e\n\u003cli\u003eAlign the T8311C printed circuit board with the chassis guide slots and slide the unit firmly into the backplane until the retention fasteners engage securely.\u003c\/li\u003e\n\u003cli\u003eEnsure the chassis bonding strap is attached directly to the main system earth ground with less than 1 ohm resistance to maintain 1500 VDC isolation integrity.\u003c\/li\u003e\n\u003cli\u003eKeep all external communication cabling routed clear of high-voltage motor supply lines to prevent electromagnetic field interference on the 250 Mbps bus.\u003c\/li\u003e\n\u003cli\u003eTorquing panel retaining screws to manufacturer specifications guarantees proper IP20 front panel contact and thermal heat dissipation into the rack assembly.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ICS Triplex","offers":[{"title":"Default Title","offer_id":44028623159386,"sku":"T8311C","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/ICSTriplexT880010923300002_7e5aadf0-f4dc-45a7-a73a-01117663d98a.jpg?v=1788514539","url":"https:\/\/www.plcmasters.com\/products\/ics-triplex-t8311c-trusted-tmr-expander-interface-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}