{"product_id":"honeywell-redundancy-module-tk-prr021-51309288-275-51309283-300","title":"Honeywell Redundancy Module TK-PRR021 51309288-275 51309283-300","description":"\u003cp\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003cbr\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTK-PRR021\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Part Number: 51309288-275) is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003especialized Redundancy Module (RM)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHoneywell Experion PKS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eplatform. It enables\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh-availability controller configurations\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eby managing\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esynchronization and seamless failover\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebetween primary and secondary\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eC200 controllers\u003c\/strong\u003e. Through\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ereal-time data mirroring\u003c\/strong\u003e, this module ensures that hardware or power failures in the active processor do\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003enot disrupt industrial process continuity\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDesigned for installation in a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSeries-A chassis\u003c\/strong\u003e, the TK-PRR021 occupies\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etwo slots\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand interfaces directly with the backplane to monitor the status of paired controllers. It is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecritical component\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esafety-instrumented systems\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh-uptime environments\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as petrochemical refining, chemical processing, and large-scale power generation.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eFeature\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\u003e\u003cstrong\u003eModel Designation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTK-PRR021 (51309288-275)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlternative PWA Reference\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e51309283-300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunctional Category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRedundancy Interface \/ Fault Tolerance Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHoneywell C200 Controller \/ Experion PKS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChassis Footprint\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Slot Positions (Series-A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStatus Indicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFront-panel LEDs for module health and redundancy status\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass I, Division 2, Groups A–D (T4A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnit Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eImplementing\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eredundant C200 controller pairs\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein DCS environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnabling\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efault-tolerant networking\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor mission-critical process loops\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnsuring\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ezero-downtime control transitions\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein hazardous area installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between the TK-PRR021 and the TK-FTEB01?\u003c\/strong\u003e\u003cbr\u003eA: The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTK-PRR021\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ededicated controller redundancy module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor hardware-level failover, while the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTK-FTEB01\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFault-Tolerant Ethernet (FTE) bridge\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor network-level redundancy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this module require external power?\u003c\/strong\u003e\u003cbr\u003eA: No. The TK-PRR021 draws all required voltages (\u003cstrong\u003e24V, 5V, 3.3V, and 1.2V\u003c\/strong\u003e) directly from the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSeries-A chassis backplane\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52520911077560,"sku":"TK-PRR021 51309288-275 51309283-300","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/TK-PRR021_51309288-275_51309283-3002_3ad09aea-75fd-4e57-9679-f60b54debc88.jpg?v=1770017080","url":"https:\/\/www.globalpetroparts.com\/products\/honeywell-redundancy-module-tk-prr021-51309288-275-51309283-300","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}