{"product_id":"honeywell-51201803-100-fire-safety-control-module","title":"Honeywell 51201803-100 Fire Safety Control Module","description":"\u003cp\u003eConfigured for high-reliability safety control in Honeywell distributed architectures, the \u003cstrong\u003eHoneywell 51201803-100\u003c\/strong\u003e (\u003cstrong\u003e51201803-100\u003c\/strong\u003e Fire Safety Control Module) provides direct physical\/electrical execution for safety-critical 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\u003e51201803-100\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\u003e1.2 lbs (0.54 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e10.2 x 7.5 x 2.5 in (25.9 x 19.1 x 6.4 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 deg C (-40 to 185 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eInput Voltage: 120 VAC \/ Input Current: 0.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSafety Output Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Configuration\u003c\/td\u003e\n\u003ctd\u003e8 independent discrete channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Rating\u003c\/td\u003e\n\u003ctd\u003e24 VDC discrete outputs (Safety Output Module variant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003e8 MB (FSC variant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e10% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctional Safety\u003c\/td\u003e\n\u003ctd\u003eSIL 3 certified (IEC 61508 compliant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control System Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART Loop Protocol Network Arbitration Alignment\u003c\/strong\u003e The hardware functions as an integrated safety platform layer, managing deterministic discrete execution path signaling alongside central 4-20 mA HART continuous analog loop controls. It maps discrete safety status registers across field termination assemblies (FTAs) and primary I\/O processors without altering adjacent regulatory control scanning cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation Performance\u003c\/strong\u003e Built-in galvanic isolation barriers isolate the 8 independent discrete output channels from internal backplane logic structures. This physical boundary restricts high-voltage field faults, electromagnetic transients, and localized ground loop potential offsets to the affected terminal block sub-circuit, preventing systemic corruption of the safety control station.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the 51201803-100 module manage fail-safe state execution upon losing backplane communication?\u003c\/p\u003e\n\u003cp\u003eA: The module executes pre-configured safe-state logic parameters stored within its 8 MB local memory. If a watchdog timeout occurs due to loss of communication with the primary I\/O processor, the 8 independent discrete outputs drop to their de-energized, fail-safe logic state to secure the process segment.\u003c\/p\u003e\n\u003cp\u003eQ: Is this module hot-swappable within a redundant safety node carrier?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The hardware configuration includes staged backplane engagement pins that manage transient inrush currents. The electronic unit can be extracted or inserted while the chassis remains energized without introducing signal jitter on adjacent active channels or interrupting the primary safety loop execution.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Alignment and Mechanical Seating\u003c\/strong\u003e Direct the 51201803-100 module into the allocated slot guides of the target rack or carrier structure. Push inward with uniform force until the rear connector block locks securely over the passive backplane pins, and engage the faceplate retention latches to defend the connection against low-frequency plant vibrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiscrete Terminal Interconnection and Shield Grounding\u003c\/strong\u003e Terminate all 24 VDC discrete field lines using high-density shielded cabling landed at the associated field termination assembly (FTA). Route these low-voltage safety links inside separate, grounded steel wireways isolated from heavy AC power cables or motor distribution circuits, and terminate shield drain wires directly at the central protective earth ground rail.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":47621297045694,"sku":"51201803-100","price":360.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-11_17-01-13.png?v=1781168555","url":"https:\/\/www.autooiltech.com\/ar\/products\/honeywell-51201803-100-fire-safety-control-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}