{"product_id":"honeywell-rm7895c1012-control-modules","title":"Honeywell RM7895C1012 Control Modules","description":"\u003cdiv class=\"qk-md-paragraph\"\u003e\n\u003cp\u003eConfigured for burner management and flame safety safeguarding in commercial heating appliances, the \u003cstrong\u003eHoneywell RM7895C1012\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eRM7895C1012\u003c\/strong\u003e Burner Control Unit, operates as a dedicated microprocessor-based relay module for 120 VAC 50\/60 Hz burner applications.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRM7895C1012\u003c\/strong\u003e: Base model designation for the 7800 Series relay module featuring prepurge timing, interrupted pilot operation, and selectable interlock configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7800 Series\u003c\/strong\u003e: Honeywell microprocessor-based burner control platform supporting plug-in programmer modules and keyboard display modules.\u003c\/li\u003e\n\u003c\/ul\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\u003eUSA \/ Global Manufacturing Facility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.12 lbs (0.96 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e5.0 in x 5.0 in x 5.0 in (standard 7800 chassis form factor)\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\u003e10 W max\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\u003eFlame Establishing Period\u003c\/td\u003e\n\u003ctd\u003e4 s or 10 s pilot; 10 s main flame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNonvolatile Memory\u003c\/td\u003e\n\u003ctd\u003eEEPROM fault storage and lockout history\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eRelay Module Safety Execution and Interlock Logic\u003c\/h3\u003e\n\u003cp\u003eThe module governs burner sequencing operations through micro-controller supervision, enforcing mandatory prepurge timing, interrupted pilot cycles, and delayed main valve actuation. Internal safety logic continuously monitors selectable interlock circuits, air flow switches, and limit controls to ensure instantaneous fail-safe state execution upon detecting flame loss or pressure anomalies. Nonvolatile EEPROM memory logs fault history codes and diagnostic cycles, isolating transient system errors from permanent lockout conditions.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the Honeywell RM7895C1012 module be replaced while the burner subbase is energized?\u003c\/p\u003e\n\u003cp\u003eA: No. Main electrical power to the burner control subbase must be completely isolated and locked out prior to removing or inserting the relay module to prevent electrical shock or relay chatter damage.\u003c\/p\u003e\n\u003cp\u003eQ: How is pilot flame establishing timing configured?\u003c\/p\u003e\n\u003cp\u003eA: Pilot flame establishing periods are configured via selectable jumper settings or plug-in programming keys supported within the 7800 Series architecture.\u003c\/p\u003e\n\u003cp\u003eQ: What action does the module take upon a flame signal loss during running cycles?\u003c\/p\u003e\n\u003cp\u003eA: The internal safety circuit initiates an immediate safety shutdown, closing fuel valves and entering a nonvolatile lockout state within 4 seconds of flame signal disappearance.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Isolation\u003c\/strong\u003e: Turn off all main 120 VAC power feeds supplying the burner management panel before handling the control chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStatic Control\u003c\/strong\u003e: Wear an approved anti-static wrist strap connected to earth ground when handling the microprocessor module card.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubbase Seating\u003c\/strong\u003e: Align the RM7895C1012 module guide pins with the Honeywell wiring subbase and press straight down firmly until the plug-in terminals mate fully. Secure the front chassis retaining screw.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring and Grounding\u003c\/strong\u003e: Ensure the subbase earth ground terminal is connected to a low-impedance earth ground rod to maintain electrical noise immunity and safe flame amplifier operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52860324905240,"sku":"RM7895C1012","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/HoneywellCC-TDIL11_Cocoai_aae57162-1e37-4fc5-8071-be41c63b17f1.png?v=1791856492","url":"https:\/\/www.innoplcsync.com\/products\/honeywell-rm7895c1012-control-modules","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}