Honeywell RM7895A1014 - Primary Burner Control


The Honeywell  RM7895A1014 is a Microprocessor-based integrated primary burner control for automatically fired gas, oil, or combination fuel single burner applications. Provides level of safety, functional capability and features beyond conventional controls.


The RM7895A1014's functions include automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics and troubleshooting. Subbase, amplifier, and prepurge timer are required for operation. Options include PC interface, keyboard display module, DATA CONTROLBUS™ MODULE, remote display module, first-out expanded annunciator, and COMBUSTION SYSTEM MANAGER™ software, five LEDs providing sequence information, interchangeable plug-in flame amplifiers, optional local or remote annunciation of operation and fault information, nonvolatile memory which retains history files and sequencing status after power loss, optional remote reset capability,  optional report generation, selectable relight or lockout on loss of flame and airflow switch check.


Product Specifications


Application On-Off Primary Control with Prepurge
Flame Establishing Period - Pilot4 sec or 10 sec
Flame Establishing Period - MainIntermittent
PrePurgeDetermined by ST7800A Purge Timer Card
Required ComponentsQ7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800A Plug-in Purge Timer Card
Voltage120 Vac (+10, -15%)
Frequency50 Hz
Frequency60 Hz (±10%)
Delayed Main ValveNo
Pilot TypeIntermittent
Vibration0.5 G environment
Ambient Temperature Range (F)-40 F to +140 F
Ambient Temperature Range (C) -40 C to +60 C 
Dimensions (in.)5 in. wide x 5 in. high x 5 1/4 in. deep with Q7800A Subbase x 6 3/32 in. deep with Q7800B Subbase
Dimensions (mm)127 mm wide x 127 mm high x 133 mm deep with Q7800A Subbase x 155 mm deep with Q7800B Subbase
Weight (lb)1 lb 15 oz
Weight (kg)0.9 kg
Approvals, Underwriters Laboratories IncComponent Recognized, File No. MP268; Guide No. MCCZ
Approvals, Canadian Standards AssociationCertified, File No. LR95329-3

Approvals, Control Safety Devices

Acceptable: CSD-1
Approvals, Federal Communications CommissionFCC Part 15, Class B, Emissions
Approvals, Industrial Risk InsurersIRI Acceptable
Approvals, Factory MutualReport No. OX4A5.AF
Used With7800 Series Amplifers