{"product_id":"tk-prs021-51404305-375-honeywell-control-processor-module","title":"TK-PRS021 51404305-375 | Honeywell | Control Processor Module","description":"\u003cp\u003eConfigured for central logic execution and determinism in Experion Process Knowledge System (PKS) architectures, the \u003cstrong\u003eHoneywell TK-PRS021\u003c\/strong\u003e (\u003cstrong\u003e51404305-375\u003c\/strong\u003e Control Processor Module) provides direct physical\/electrical execution. It handles field I\/O scanning, continuous control algorithms, and system telemetry processing across high-speed controller chassis backplanes.\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\u003eTK-PRS021 (51404305-375)\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\u003e0.50 kg (1.10 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard C300 \/ Process Manager chassis slot module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e+5 VDC +\/- 5% @ 1.5 A, +3.3 VDC +\/- 5% @ 1.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC chassis feed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Backup Time\u003c\/td\u003e\n\u003ctd\u003eIntegrated lithium battery: 144 hours (6 days); Battery Extension Module (BEM): 120 hours (5 days)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessing Function\u003c\/td\u003e\n\u003ctd\u003eProcess controller \/ execution module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation \u0026amp; Cold Junction Compensation (CJC)\u003c\/h3\u003e\n\u003cp\u003eThe control processor board processes high-density I\/O scans from distributed node channels across isolated field buses. Galvanic channel-to-channel isolation on downstream analog input modules connected to the controller blocks severe common-mode voltage spikes and eliminates earth potential loops. For temperature monitoring points, onboard cold junction compensation (CJC) software routines process field thermocouple signals directly, ensuring precise measurement conversion prior to executing PID control loop algorithms.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How is memory retained on the TK-PRS021 control processor during a complete chassis power interruption?\u003c\/p\u003e\n\u003cp\u003eA: An integrated, replaceable non-rechargeable lithium battery maintains volatile RAM contents for up to 144 hours, with an optional rechargeable Battery Extension Module (BEM) extending backup power for an additional 120 hours.\u003c\/p\u003e\n\u003cp\u003eQ: Can the TK-PRS021 module be installed or removed under power in a redundant chassis setup?\u003c\/p\u003e\n\u003cp\u003eA: Yes. In redundant configurations, the backup processor module supports live insertion and removal, permitting hot-swap replacement without interrupting active process execution on the primary controller.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eESD Prevention\u003c\/strong\u003e: Equip a grounded wrist strap before removing the processor module from its anti-static protective bag.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Insertion\u003c\/strong\u003e: Align the card top and bottom edge guides with the controller chassis slot and press firmly until the multi-pin connector latches completely.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Activation\u003c\/strong\u003e: Verify that the onboard lithium backup battery jumper is set to the active position prior to applying chassis 24 VDC power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Spacing\u003c\/strong\u003e: Maintain clear vertical cabinet ventilation channels to prevent localized heat accumulation and ensure ambient rack temperatures stay below +60 deg C.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":67655116947765,"sku":"TK-PRS021 51404305-375","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/TK-PRS02151404305-375_Cocoai.png?v=1791442269","url":"https:\/\/www.5gplc.com\/products\/tk-prs021-51404305-375-honeywell-control-processor-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}