{"product_id":"honeywell-rm7800l1012-7800-series-relay-module","title":"Honeywell RM7800L1012 7800 Series Relay Module","description":"\u003cp\u003eConfigured for automatic burner sequencing and safety timing execution in 7800 Series flame safeguard systems, the \u003cstrong\u003eHoneywell RM7800L1012\u003c\/strong\u003e ( \u003cstrong\u003eRM7800L1012\u003c\/strong\u003e Relay Module) provides direct physical\/electrical execution.\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\u003eRM7800L1012\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\u003e4.92 lbs (approx. 2.23 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard 7800 Series Module Footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e10 W maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e120 VAC (+10\/-15%), 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Interface\u003c\/td\u003e\n\u003ctd\u003eKeyboard Display Module (KDM) Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterlock Monitoring\u003c\/td\u003e\n\u003ctd\u003ePre-ignition interlock, Low and High fire interlocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control \u0026amp; Network Protocol Execution\u003c\/h3\u003e\n\u003cp\u003eThe Honeywell RM7800L1012 relay module integrates microcomputer-based flame safeguard execution with precise interlock signal tracking. Utilizing internal optocoupled signal paths to deliver channel-to-channel isolation, the unit monitors pre-ignition interlocks, purge sequences, and low\/high fire positions. Real-time sequence data, fault diagnostics, and lockout telemetry are continuously processed and transmitted to the front-mounted Keyboard Display Module (KDM).\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What action does the RM7800L1012 take upon detecting a flame failure or open safety interlock? A: The microcomputer control logic immediately initiates a safety shutdown and locks out fuel valve output circuits.\u003c\/p\u003e\n\u003cp\u003eQ: How are diagnostic states and operating messages displayed to field personnel? A: System status, sequence timing, and historical lockout data are rendered directly on the attached Keyboard Display Module (KDM) interface.\u003c\/p\u003e\n\u003cp\u003eQ: What power input specs are required to operate the RM7800L1012 module? A: The module operates on a nominal line power supply of 120 VAC (+10\/-15%) at 50\/60 Hz.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Lockout\u003c\/strong\u003e : Disconnect and lock out all 120 VAC line power feeds to the terminal subbase before mounting or servicing the unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubbase Fastening\u003c\/strong\u003e : Ensure the wiring subbase is securely anchored to the enclosure interior using proper industrial hardware to withstand ambient vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Insertion\u003c\/strong\u003e : Align the rear terminal header of the RM7800L1012 with the subbase socket and press firmly until the lateral locking clips engage completely.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConduit Separation\u003c\/strong\u003e : Route flame sensor leads and low-voltage interlock lines in separate grounded metallic conduits away from high-voltage ignition cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEarth Grounding\u003c\/strong\u003e : Connect the panel main grounding bus directly to the terminal subbase ground screw using a heavy-gauge copper conductor to minimize electrical noise.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45455224209523,"sku":"RM7800L1012","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/RM7898A1000_2_7be443a3-15af-4a52-9cdf-955f0bb16198.png?v=1788747186","url":"https:\/\/www.dcssupplier.com\/products\/honeywell-rm7800l1012-7800-series-relay-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}