{"product_id":"honeywell-tc-rpsca2-redundant-power-system-chassis-adapter","title":"Honeywell TC-RPSCA2 Redundant Power System Chassis Adapter","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell TC-RPSCA2\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eTC-RPSCA2\u003c\/strong\u003e Redundant Power Supply Chassis Adapter, operates as a dedicated hardware component for multi-rail DC power distribution and redundant switchover management within Honeywell Experion PKS and TDC 3000 systems.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\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\u003eTC-RPSCA2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Form Factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMulti-rail output: 5.1 VDC (15 A), 24 VDC (2.8 A), 3.3 VDC (4 A), 1.2 VDC (1.5 A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eRedundant Power Supply Chassis Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eHoneywell Experion PKS, TDC 3000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCircuit Protection\u003c\/td\u003e\n\u003ctd\u003eIntegrated overload, short-circuit, and thermal protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity Limits\u003c\/td\u003e\n\u003ctd\u003e5% to 95% Non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop and Channel Isolation Features\u003c\/h3\u003e\n\u003cp\u003eThe TC-RPSCA2 adapter manages multi-bus output power routing directly across Experion PKS backplane topologies. The unit incorporates channel-to-channel power isolation mechanisms to prevent local power rail disturbances from bleeding into process signal backplanes. By delivering regulated, low-ripple 24 VDC and 5.1 VDC rails, the adapter ensures stable supply voltages for field I\/O modules, preventing power line noise from corrupting 4-20 mA HART loop communication networks and precision analog inputs.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What multi-rail DC voltage outputs are delivered through the TC-RPSCA2 chassis backplane?\u003c\/p\u003e\n\u003cp\u003eA: The adapter routes four regulated DC power buses to the system backplane: 5.1 VDC at up to 15 A, 24 VDC at 2.8 A, 3.3 VDC at 4 A, and 1.2 VDC at 1.5 A.\u003c\/p\u003e\n\u003cp\u003eQ: How does the unit maintain power continuity during a power module failure?\u003c\/p\u003e\n\u003cp\u003eA: The adapter incorporates dual-input power blending and diode ORing circuitry that automatically shifts load execution between redundant power modules without output voltage dropouts or controller reboots.\u003c\/p\u003e\n\u003cp\u003eQ: What happens if the 5.1 VDC power rail load exceeds 15 A?\u003c\/p\u003e\n\u003cp\u003eA: Exceeding the 15 A threshold on the primary 5.1 VDC rail triggers internal overcurrent or thermal protection stages, which may force an emergency shutdown to protect system logic components.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure all primary input power sources to the power chassis are completely de-energized prior to installing or removing the adapter module.\u003c\/li\u003e\n\u003cli\u003eSecurely tighten all mechanical chassis retention screws to guarantee low-impedance electrical contact along high-current 5.1 VDC and 24 VDC bus bars.\u003c\/li\u003e\n\u003cli\u003eMaintain at least 50 mm of unobstructed vertical ventilation space above and below the rack frame to prevent thermal trapping around DC conversion stages.\u003c\/li\u003e\n\u003cli\u003eConnect power feeds to two separate, galvanically isolated supply sources to establish true fault-tolerant electrical redundancy.\u003c\/li\u003e\n\u003cli\u003eRoute all system ground connections directly to the master cabinet grounding bus bar using short, heavy-gauge copper wiring to suppress common-mode electrical noise.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52368380100904,"sku":"TC-RPSCA2","price":315.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/6266\/2184\/files\/TC-RPSCA2.jpg?v=1789112034","url":"https:\/\/www.powerdcs.com\/products\/honeywell-tc-rpsca2-redundant-power-system-chassis-adapter","provider":"Power DCS Parts Limited","version":"1.0","type":"link"}