{"product_id":"rm7895c1020-honeywell-flame-safeguard-burner-control-120-v-microprocessor-type","title":"RM7895C1020 | Honeywell Flame Safeguard Burner Control 120 V Microprocessor Type","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"396\" data-start=\"144\"\u003eThe Honeywell RM7895C1020 is a microprocessor-based primary burner control for automatically fired gas, oil, or combination-fuel burners. Operating on 120 Vac, it provides full burner management with interrupted pilot operation, flame supervision, and advanced safety sequencing for single-burner industrial applications.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBurner Management Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRM7895C1020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlame Safeguard Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 Vac (+10%, –15%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 Hz \/ 60 Hz (±10%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOn-Off Primary with Pre-Purge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePilot Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInterrupted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlame Establishing Period (Pilot)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlame Establishing Period (Main)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIgnition Cutout\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDuring Pilot Flame Establishing Period\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePre-Purge Timing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDetermined by ST7800A Purge Timer Card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRequired Components\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQ7800A\/B Subbase, R7847–R7861 Amplifier, ST7800A Card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LEDs for sequence and fault display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMemory Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNonvolatile – retains history and fault data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety Timing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic lockout on flame failure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Range (Storage\/Shipping)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e–40 °F to +140 °F (–40 °C to +60 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVibration Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (with Subbase)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 in W × 5 in H × 5¼ in D (Q7800A) \/ 6 ³⁄₃₂ in D (Q7800B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApprovals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL MP268, CSA LR95329-3, FCC Part 15 Class B, FM \u0026amp; CSD-1 accepted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 lb 15 oz (0.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eRM7895C1020\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe RM7895C1020 belongs to Honeywell’s 7800 Series of Flame Safeguard Controls, designed for reliable burner sequencing, flame detection, and system monitoring. This model functions as an On-Off primary control with pre-purge capability and is compatible with Q7800A\/B subbases and ST7800A purge timer cards. It incorporates a solid-state microprocessor that governs all timing, safety interlocks, and diagnostic features while offering both local and remote indication through its LED array. The RM7895C1020 supports interchangeable plug-in flame amplifiers, selectable relight or lockout on flame loss, and nonvolatile memory for retaining fault history.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMicroprocessor Control: Provides precise sequencing, flame supervision, and diagnostics for burner systems.\u003c\/li\u003e\n\u003cli\u003eInterrupted Pilot Operation: Controls pilot and main flame establishing periods independently (10 sec each).\u003c\/li\u003e\n\u003cli\u003eSelectable Flame Response: Offers relight or safety lockout modes upon loss of flame signal.\u003c\/li\u003e\n\u003cli\u003eIntegrated LED Display: Five LEDs indicate system status, sequence position, and fault conditions.\u003c\/li\u003e\n\u003cli\u003ePre-Purge Functionality: Pre-purge timing determined by the plug-in ST7800A purge timer card.\u003c\/li\u003e\n\u003cli\u003eInterchangeable Flame Amplifiers: Accepts multiple amplifier types for UV, rectification, or infrared sensing.\u003c\/li\u003e\n\u003cli\u003eBuilt-In Safety Logic: Provides ignition cutout during the pilot flame-establishing period for enhanced protection.\u003c\/li\u003e\n\u003cli\u003eDiagnostics and Data Retention: Nonvolatile memory stores operational history and status data.\u003c\/li\u003e\n\u003cli\u003eModular Compatibility: Operates with Q7800A\/B subbases and optional annunciators, display modules, and interfaces.\u003c\/li\u003e\n\u003cli\u003eIndustry Certifications: UL recognized, CSA certified, and compliant with FCC Part 15 Class B emissions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe RM7895C1020 delivers the reliability and precision required for industrial burner management systems with automatic sequencing and advanced safety control.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":49105080975616,"sku":"RM7895C1020","price":1323.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/s-l1600_81d26a91-1339-427c-99bd-e8c82df87afb.webp?v=1785539668","url":"https:\/\/alotechparts.com\/products\/rm7895c1020-honeywell-flame-safeguard-burner-control-120-v-microprocessor-type","provider":"Alo Tech Solutions","version":"1.0","type":"link"}