{"product_id":"honeywell-rm7895c1012-burner-control-relay-module","title":"Honeywell RM7895C1012 Burner Control Relay Module","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell RM7895C1012\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eRM7895C1012\u003c\/strong\u003e Burner Control Unit, operates as a dedicated hardware component for automatic burner sequencing and flame supervision within 7800 Series platforms. This relay module executes prepurge timing, interrupted pilot control, delayed main valve activation, and nonvolatile memory data logging over a 120 VAC supply line.\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\u003eRM7895C1012\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\u003eIndustrial Automation Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.96 kg (2.12 lbs)\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 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e120 VAC, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003e7800 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Type\u003c\/td\u003e\n\u003ctd\u003eNonvolatile Memory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePilot Type\u003c\/td\u003e\n\u003ctd\u003eInterrupted Pilot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain Flame Establishing Period\u003c\/td\u003e\n\u003ctd\u003e10 Seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePilot Flame Establishing Period\u003c\/td\u003e\n\u003ctd\u003e4 or 10 Seconds (Selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel Isolation and Dynamic Protocol Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe module utilizes channel-to-channel isolation and structured bus communication parameters across its backplane interface layer. In process automation topologies, electrical isolation prevents common-mode interference from compromising readout accuracy during flame sequence transitions. The module incorporates internal signal filtering and cold junction compensation algorithms within the host burner control architecture to maintain real-time diagnostic reporting during supply voltage fluctuations or high-frequency ignition noise.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What happens to operational history stored in the RM7895C1012 module during a total power failure?\u003c\/p\u003e\n\u003cp\u003eA: Sequence status, lockout history, and operating cycles are stored in nonvolatile memory, ensuring data retention without battery backup.\u003c\/p\u003e\n\u003cp\u003eQ: What line power specification is required for module operation?\u003c\/p\u003e\n\u003cp\u003eA: The module requires a nominal power supply of 120 VAC at 50\/60 Hz.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect line power to the control panel prior to mounting or removing the RM7895C1012 module from its subbase.\u003c\/li\u003e\n\u003cli\u003eInspect subbase socket pins and verify wire terminal screw tightness before engaging module retention clips.\u003c\/li\u003e\n\u003cli\u003eKeep high-voltage ignition transformer leads isolated from low-voltage field sensor and interlock wiring to avoid inductive interference.\u003c\/li\u003e\n\u003cli\u003eEnsure the subbase ground terminal is connected to the enclosure master ground bus using heavy-gauge copper conductor.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48786790744254,"sku":"RM7895C1012","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/RM7890B1014.png?v=1787716062","url":"https:\/\/www.autooiltech.com\/ar\/products\/honeywell-rm7895c1012-burner-control-relay-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}