{"product_id":"honeywell-rm7897c1000-burner-control-relay-module","title":"Honeywell RM7897C1000 Burner Control Relay Module","description":"\u003cp\u003eThe Honeywell RM7897C1000 is a relay-based combustion safety controller from the 7800 Series, engineered for precise burner management in industrial applications. This module provides reliable ignition sequencing, flame supervision, and interlock monitoring, ensuring safe operation for boiler systems, process furnaces, and power generation units.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIntegrated burner purge and ignition sequencing control.\u003c\/li\u003e\n\u003cli\u003eConfigurable pilot flame establishment timing (selectable 4-second or 10-second windows).\u003c\/li\u003e\n\u003cli\u003eDelayed main fuel valve actuation for enhanced safety.\u003c\/li\u003e\n\u003cli\u003eRobust relay-based architecture designed for stability in high-EMI industrial environments.\u003c\/li\u003e\n\u003cli\u003eSupport for configurable interlock input mapping to interface with external safety devices.\u003c\/li\u003e\n\u003cli\u003ePreignition control logic to validate safety conditions before fuel introduction.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is widely utilized in industrial combustion management, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCommercial and industrial boiler systems.\u003c\/li\u003e\n\u003cli\u003eRefinery and petrochemical process heaters.\u003c\/li\u003e\n\u003cli\u003ePower generation burner management units.\u003c\/li\u003e\n\u003cli\u003eIndustrial furnace ignition and flame monitoring systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eRM7897C1000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003e7800 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e120 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eApprox 6 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePilot Establishing Time\u003c\/td\u003e\n\u003ctd\u003e4 s or 10 s (selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003ePlug-in module for 7800 Series chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the system power is disconnected before installing or removing the module from the chassis.\u003c\/li\u003e\n\u003cli\u003eThe module must be installed in a 7800 Series compatible burner control chassis.\u003c\/li\u003e\n\u003cli\u003eVerify that all external interlocks and flame detectors are correctly wired to the system backplane according to the specific burner application diagram.\u003c\/li\u003e\n\u003cli\u003eMaintain proper grounding of the chassis to prevent electrical noise interference.\u003c\/li\u003e\n\u003cli\u003eEnsure the operating environment remains within the specified 0 to 60 deg C temperature range to prevent relay degradation.\u003c\/li\u003e\n\u003cli\u003eFollow all local and national safety codes regarding burner management and combustion safety.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the RM7897C1000 programmable?\u003c\/h3\u003e\u003cp\u003eNo, the RM7897C1000 is a factory-configured relay module. It does not support field-programmable software logic; however, it offers selectable hardware timing and interlock configurations as defined by the model specifications.\u003c\/p\u003e\u003ch3\u003eWhat is the primary function of the pilot establishing time?\u003c\/h3\u003e\u003cp\u003eThe pilot establishing time defines the duration the controller allows for the pilot flame to be proven before the main fuel valve is energized. This model allows for a 4-second or 10-second window to accommodate different burner ignition characteristics.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":44621304103000,"sku":"RM7897C1000","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/wm_1_906d0728-bb95-4324-ab67-72a31a9440fc.jpg?v=1787071200","url":"https:\/\/www.industriaxplc.com\/id\/products\/honeywell-rm7897c1000-burner-control-relay-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}