{"product_id":"battery-and-key-switch-module-honeywell-fc-bkm-0001","title":"Battery and Key Switch Module Honeywell FC-BKM-0001","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFC-BKM-0001\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a specialized utility module for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHoneywell Safety Manager (SM)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econtroller rack. This dual-function module ensures\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ememory integrity\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eduring power interruptions and provides a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ephysical security interface\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor controller state management. As a core component of the central processor assembly, it preserves safety logic, configuration data, and sequence-of-events (SOE) records under all operating conditions.\u003c\/p\u003e\n\u003cp\u003eThe module features an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eintegrated battery backup\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto maintain volatile memory (SRAM), preventing loss of critical application logic during unexpected power loss. Its\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efront-panel key switch\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eadds an essential layer of physical security, allowing authorized personnel to toggle controller operating modes (RUN, PROGRAM, FORCE) and preventing unauthorized modifications to the Safety Instrumented System (SIS).\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eItem\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 Number\u003c\/td\u003e\n\u003ctd\u003eFC-BKM-0001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eBattery Backup \u0026amp; Key Switch Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003eHoneywell Safety Manager (SM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Function 1\u003c\/td\u003e\n\u003ctd\u003eSRAM Memory Retention (Battery Backup)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Function 2\u003c\/td\u003e\n\u003ctd\u003eController Mode Security (Key Switch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKey Switch Positions\u003c\/td\u003e\n\u003ctd\u003eRUN, PROGRAM, FORCE ENABLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Chemistry\u003c\/td\u003e\n\u003ctd\u003eHigh-capacity Lithium (long-term standby)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (W × H × D)\u003c\/td\u003e\n\u003ctd\u003e3.5 × 22.5 × 17.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUnit Weight\u003c\/td\u003e\n\u003ctd\u003e2.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDirect slot integration into Safety Manager Controller Rack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostics\u003c\/td\u003e\n\u003ctd\u003eLow battery voltage monitoring and CPU status reporting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eSecurity and Reliability Features\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePhysical Access Control:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMechanical key switch prevents unauthorized software-level modifications, supporting cybersecurity and safety compliance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData Persistence:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEnables “warm start” after power interruptions, reducing downtime and avoiding manual logic reloads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHot-Swappable Battery:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBattery can be replaced without disrupting active safety logic when the system is powered.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat happens if the battery fails?\u003c\/strong\u003e\u003cbr\u003eThe system triggers a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ediagnostic alarm\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(e.g., “Battery Low” or “Battery Fault”) on the HMI and controller LEDs. While the system continues running on active power, a failed battery risks\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eloss of unsaved application data and SOE logs\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eduring a subsequent power loss.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the key switch lock out remote software changes?\u003c\/strong\u003e\u003cbr\u003eYes. When set to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRUN\u003c\/strong\u003e, the key switch typically restricts remote forcing of I\/O points or logic downloads from the engineering workstation, preventing accidental or malicious changes.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52495087993016,"sku":"FC-BKM-0001","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/FC-BKM-00011.jpg?v=1769153719","url":"https:\/\/www.globalpetroparts.com\/products\/battery-and-key-switch-module-honeywell-fc-bkm-0001","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}