{"product_id":"rm7890c1005-honeywell-fsg-control-auto-primary-120v-for-standing-pilot","title":"RM7890C1005 | Honeywell FSG Control Auto Primary 120V For Standing Pilot","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003eThe RM7890C1005 is a microprocessor-based burner control relay module used in industrial gas, oil, or coal-fired single burner systems. It automates burner sequencing and flame supervision, supporting on-off primary control with a standing pilot configuration.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"height: 590.528px; width: 100%;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 29.7778px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 49.9439%; text-align: left; height: 29.7778px;\"\u003eCondition\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 49.6917%; height: 29.7778px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.8056px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 49.9439%; text-align: left; height: 23.8056px;\"\u003eBrand\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 49.6917%; height: 23.8056px;\"\u003e\u003cspan data-sheets-root=\"1\"\u003eHoneywell\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.9167px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 26.9167px;\"\u003eCategory\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 26.9167px;\"\u003e\n\u003cdiv class=\"mt-1 md:mt-0 column-left basis-2\/4 divide-y divide-rad-gray-10 border-b-[0.0625rem] border-rad-gray-10 md:border-0\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem] md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cdiv class=\"max-w-[8rem] break-words\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eHVAC\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 27.7778px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 27.7778px;\"\u003ePart Number\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 27.7778px;\"\u003e\u003cspan data-sheets-root=\"1\"\u003eRM7890C1005\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2639px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 39.2639px;\"\u003e\u003cspan\u003eSubcategory\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 39.2639px;\"\u003e\u003cspan data-sheets-root=\"1\"\u003e\u003cspan\u003eBurner Control\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 45.5556px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 45.5556px;\"\u003eSeries\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 45.5556px;\"\u003e7800 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.1806px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 42.1806px;\"\u003eApplication\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 42.1806px;\"\u003eGas, Oil, Coal, or Combination Fuel Burners\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.1806px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 42.1806px;\"\u003eControl Mode\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 42.1806px;\"\u003eOn-Off Primary Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.1806px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 42.1806px;\"\u003ePilot Type\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 42.1806px;\"\u003eStanding Pilot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.1806px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 42.1806px;\"\u003eVoltage Input\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 42.1806px;\"\u003e120 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.1806px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 42.1806px;\"\u003eFlame Supervision\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 42.1806px;\"\u003eRequires plug-in flame amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 42.1806px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 42.1806px;\"\u003eRequired Components\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 42.1806px;\"\u003eSubbase, amplifier (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25.0556px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 25.0556px;\"\u003eLED Indicators\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 25.0556px;\"\u003e5 status LEDs + blinking fault code\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5972px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 19.5972px;\"\u003eDiagnostics\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 19.5972px;\"\u003eSystem status, lockout codes, history\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5972px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 19.5972px;\"\u003eInterface Options\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 19.5972px;\"\u003ePC, remote display, ControlBus, annunciator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5972px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 19.5972px;\"\u003eMemory Type\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 19.5972px;\"\u003eNonvolatile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5972px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 19.5972px;\"\u003eRemote Reset\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 19.5972px;\"\u003eSupported (optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5972px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 19.5972px;\"\u003eStatus\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 19.5972px;\"\u003eDiscontinued by Manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.3056px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 21.3056px;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 21.3056px;\"\u003e0.91 lbs (0.41 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eRM7890C1005\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe RM7890C1005 is a Honeywell 7800 Series relay module designed for on-off control in semi-automatic industrial burner systems. It is suitable for single burners using gas, oil, coal, or combination fuels and provides advanced diagnostics, lockout memory, and operational feedback via onboard LEDs. The unit requires a compatible subbase and flame amplifier for full operation, and it can be enhanced with optional accessories such as PC interfaces, remote displays, and first-out annunciators. Though discontinued by the manufacturer, the RM7890C1005 remains widely used in legacy combustion safety systems.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBurner Sequencing Control: Automates startup, operation, and shutdown processes.\u003c\/li\u003e\n\u003cli\u003eAdvanced Diagnostics: LED indicators and lockout fault codes assist in troubleshooting.\u003c\/li\u003e\n\u003cli\u003eModular Design: Compatible with plug-in flame amplifiers and optional accessories.\u003c\/li\u003e\n\u003cli\u003eMemory Retention: Nonvolatile memory stores fault history and sequence data through power loss.\u003c\/li\u003e\n\u003cli\u003eAnnunciation Options: Supports local or remote fault annunciation and reset capabilities.\u003c\/li\u003e\n\u003cli\u003eMultiple Interfaces: Expandable with PC tools and data modules for system management.\u003c\/li\u003e\n\u003cli\u003e120 VAC Power Input: Designed for standard industrial power systems.\u003c\/li\u003e\n\u003cli\u003eDiscontinued Model: No longer in production, but still supported in many field applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe RM7890C1005 delivers reliable primary control and diagnostic functions for industrial burner systems.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":49105368121600,"sku":"RM7890C1005","price":1468.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/797fb68c50404cfc8ce45f3110b5474d.webp?v=1785545649","url":"https:\/\/alotechparts.com\/products\/rm7890c1005-honeywell-fsg-control-auto-primary-120v-for-standing-pilot","provider":"Alo Tech Solutions","version":"1.0","type":"link"}