{"product_id":"honeywell-rm7895a1014-on-off-primary-burner-controller","title":"Honeywell RM7895A1014 On-Off Primary Burner Controller","description":"\u003cdiv class=\"qk-md-paragraph\"\u003e\n\u003cp\u003eConfigured for burner management and flame safeguard execution in commercial combustion applications, the \u003cstrong\u003eHoneywell RM7895A1014\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eRM7895A1014\u003c\/strong\u003e Burner Control Unit, operates as a microprocessor-based relay module for 120 VAC 50\/60 Hz burner systems.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRM7895A1014\u003c\/strong\u003e: Base model designation for the 7800 Series on-off primary burner controller featuring intermittent pilot operation and purge timer card compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7800 Series\u003c\/strong\u003e: Honeywell microprocessor-based burner control platform utilizing plug-in flame amplifiers, purge timers, and universal wiring subbases.\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\u003eRM7895A1014\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\u003e1.95 lbs (0.90 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 5.25 in (127 mm x 127 mm x 133 mm with Q7800A Subbase)\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 (-40 deg F to +140 deg F)\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; intermittent main flame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrepurge Timing\u003c\/td\u003e\n\u003ctd\u003eDetermined by ST7800A plug-in purge timer card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired Components\u003c\/td\u003e\n\u003ctd\u003eQ7800A,B Subbases; R78xx Flame Amplifier; ST7800A Purge Timer\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 internal microcontroller supervision, coordinating mandatory prepurge cycles and intermittent pilot ignition. Safety interlock circuits are continuously monitored to ensure immediate fail-safe state execution, shutting down fuel valves within milliseconds upon detecting airflow loss or flame signal disappearance. Nonvolatile memory and diagnostic LED annunciation log fault history codes for troubleshooting and regulatory compliance.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the Honeywell RM7895A1014 module be replaced while the wiring subbase is energized?\u003c\/p\u003e\n\u003cp\u003eA: No. Main electrical power feeding the burner control subbase must be completely disconnected and locked out prior to removing or inserting the relay module to prevent electrical shock or relay damage.\u003c\/p\u003e\n\u003cp\u003eQ: How is the prepurge time interval determined for this controller?\u003c\/p\u003e\n\u003cp\u003eA: The prepurge timing is established directly by installing an ST7800A plug-in purge timer card into the designated slot on the front of the relay module.\u003c\/p\u003e\n\u003cp\u003eQ: What flame signal amplifiers are compatible with the RM7895A1014?\u003c\/p\u003e\n\u003cp\u003eA: The unit accepts standard 7800 Series plug-in amplifiers including R7847, R7848, R7849, R7851, R7852, R7861, and R7886 models depending on the flame sensor type.\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 primary 120 VAC power feeds supplying the burner management panel before servicing or installing the control module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStatic Protection\u003c\/strong\u003e: Wear an approved anti-static wrist strap connected to cabinet earth ground while handling the electronic chassis card.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubbase Seating\u003c\/strong\u003e: Align the RM7895A1014 module guide pins precisely with the Q7800 wiring subbase slots and press downward evenly until the plug-in connector pins seat completely. Secure the front mounting screw.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding and Shielding\u003c\/strong\u003e: Verify that the subbase chassis is securely bonded to a low-impedance earth ground to maintain electrical noise immunity and stable flame detector operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52860326674712,"sku":"RM7895A1014","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/RM7890B10482_Cocoai_be19e680-ab09-4868-af19-d6b08380cc5d.jpg?v=1791856523","url":"https:\/\/www.innoplcsync.com\/products\/honeywell-rm7895a1014-on-off-primary-burner-controller","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}