{"product_id":"honeywell-r7120m1001-7800-series-primary-burner-control","title":"Honeywell R7120M1001 7800 SERIES Primary Burner Control","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell R7120M1001\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eR7120M\u003c\/strong\u003e Primary Burner Control, operates as a dedicated hardware component for automatic sequence execution and flame monitoring within Fireye M replacement and Honeywell 7800 SERIES relay platforms. Configured as a direct replacement for legacy Echo primary controls, internal microprocessor logic manages line-voltage switching and flame signal validation up to the maximum load limit.\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\u003eR7120M1001\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\u003e2.10 lbs (0.95 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 (-40 to +140 deg F)\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\u003eMaximum Connected Load\u003c\/td\u003e\n\u003ctd\u003e2000 VA max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply 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\u003eCross-Compatibility\u003c\/td\u003e\n\u003ctd\u003eFireye M replacement \/ Echo Primary Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Hardware\u003c\/td\u003e\n\u003ctd\u003eQ7800 subbase (required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHoneywell DCS Process \u0026amp; Loop Safety Diagnostics\u003c\/h3\u003e\n\u003cp\u003eThe controller implements channel-to-channel isolation safeguards across field wiring terminals to inhibit signal cross-talk and transient interference. Dynamic self-checking algorithms continuously audit internal relay contacts and flame detection circuitry prior to burner ignition. If a fault condition or loss of flame signal occurs, the control logic executes an immediate fail-safe lock-out. Operational status and first-out fault codes persist in nonvolatile memory to prevent diagnostic data loss during sudden power outages.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the R7120M1001 be hot-swapped on an energized wiring subbase?\u003c\/p\u003e\n\u003cp\u003eA: No. Main electrical power to the subbase must be de-energized prior to inserting or removing the control module to prevent arcing across terminal contacts and potential electrical damage.\u003c\/p\u003e\n\u003cp\u003eQ: How does channel-to-channel isolation benefit field sensor wiring?\u003c\/p\u003e\n\u003cp\u003eA: Channel-to-channel isolation blocks ground loops and high-voltage electrical noise from interfering with delicate flame detection signals during continuous burner operation.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect main line power to the control panel and verify zero voltage across terminals before handling hardware.\u003c\/li\u003e\n\u003cli\u003eAlign module base guide pins precisely with the Q7800 subbase contact receptacles.\u003c\/li\u003e\n\u003cli\u003eSeat the module firmly into the subbase and tighten side retaining fasteners to establish grounded chassis continuity.\u003c\/li\u003e\n\u003cli\u003eRoute flame sensor signal cables in dedicated, grounded metallic conduits separate from high-voltage ignition transformer lines.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45503453757555,"sku":"R7120M1001","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/HONEYWELLTK-CCR014_91b86ac2-cb7e-4c6a-b3c4-e32fca41ade6.png?v=1789524876","url":"https:\/\/www.dcssupplier.com\/ar\/products\/honeywell-r7120m1001-7800-series-primary-burner-control","provider":"DcsSupplier Limited","version":"1.0","type":"link"}