{"product_id":"fc-bkm-0001-honeywell-safety-manager-battery-and-key-switch-module","title":"FC-BKM-0001  Honeywell Safety Manager Battery and Key Switch Module","description":"\u003ch3\u003eFunctional Overview\u003c\/h3\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 within the Honeywell Safety Manager system, combining two essential administrative and maintenance functions. It houses the system backup battery, which preserves the controller's database and memory during power loss, and integrates a high-security key switch.\u003c\/p\u003e\n\u003cp\u003eThis physical key switch allows authorized personnel to override safety functions, change system modes (such as moving from 'Run' to 'Program'), or force outputs during controlled maintenance procedures while maintaining a strictly logged hardware-level access barrier.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eDetailed Technical Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFC-BKM-0001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEquipment Category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBattery Backup and Key Switch Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e24 V Supply Requirements\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 Vdc (Range: –15% to +30%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Consumption (24V)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 mA maximum; 7 mA typical (shared load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e5 V Logic Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 Vdc ± 10% (10 mA max current)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Characteristics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14—31 Vdc output supply voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproximately 2 × 1.1 kΩ (parallel configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFault Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eContinuous short-circuit proof architecture\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–5°C to +70°C (+23°F to +158°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhysical Proportions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e176 mm x 35.2 mm x 212 mm (H x W x D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnit Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003eMaintenance and Security Application\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFC-BKM-0001\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis vital for the long-term integrity of Safety Instrumented Systems (SIS).\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Function:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePrevents the loss of critical safety logic configurations during extended outages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eKey Switch Function:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProvides a non-software-based security layer. Requiring a physical key to enable write-access or bypasses prevents accidental or unauthorized remote modifications to the safety strategy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis module is standard in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEmergency Shutdown (ESD)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFire and Gas (F\u0026amp;G)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eracks where operational security is paramount.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should the battery in the FC-BKM-0001 be replaced?\u003c\/strong\u003e\u003cbr\u003eA: Honeywell typically recommends a battery replacement cycle based on the ambient operating temperature, usually every\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2 to 5 years\u003c\/strong\u003e, to ensure the RAM memory of the safety processor remains protected during power cycles.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What system modes are controlled by the key switch?\u003c\/strong\u003e\u003cbr\u003eA: The key switch on the FC-BKM-0001 is generally used to switch the Safety Manager controller between\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e'Run'\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(normal operation),\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e'Stop'\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e'Service\/Program'\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodes, enabling or disabling the ability to download new logic.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48746717839612,"sku":"FC-BKM-0001","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/FC-BKM-0001_7a88559a-6fb5-4ef4-b4c8-859a18bcf681.jpg?v=1773730454","url":"https:\/\/www.electronicplc.com\/products\/fc-bkm-0001-honeywell-safety-manager-battery-and-key-switch-module","provider":"Electronic PLC","version":"1.0","type":"link"}