Honeywell RM7890A1056 on Off Primary Control
Description
Overview
Integrated on/off primary burner control for automatically fired gas, oil or combination fuel single burner applications. Contains Valve Proving Feature. Requires S7800A1142 Display to program VPS feature.
Features
Functions include automatic burner sequencing, flame supervision, system status indication, system or self diagnostics and troubleshooting.
Subbase and amplifier are required for operation.
Power LED blinks Fault Code on lockout.
Options include PC interface, keyboard display module, DATA CONTROLBUS™ MODULE, remote display module, first-out expanded annunciator, and COMBUSTION SYSTEM MANAGER™ software.
Five LEDs provide sequence information.
Interchangeable plug-in flame amplifiers.
Optional local or remote annunciation of operation and fault information.
Nonvolatile memory retains history files and sequencing status after power loss.
Optional remote reset capability.
Optional report generation.
Selectable relight or lockout on loss of flame.
Contains Valve Proving Feature – require S7800A1142 Keyboard Display (not provided) to set up.
Product Specifications
ApplicationOn-Off Primary Control w/VPSDimensions (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 SubbaseDimensions (mm)127 mm wide x 127 mm high x 133 mm deep with Q7800A Subbase x 155 mm deep with Q7800B SubbaseWeight (lb)1 lb 13 ozWeight (kg)0.8 kgCommentsIncludes programmable VPS (Valve Proving Switch) check feature and blinking LED fault annunciationFrequency50 Hz; 60 Hz (±10%)Approvals, Underwriters Laboratories Inc.Component Recognized, File No. MP268; Guide No. MCCZ.Approvals, CSACertified, File No. LR95329-3.Voltage120 Vac (+10, -15%)Shipping and Storage Temperature Range (F)-40 F to +140 FShipping and Storage Temperature Range (C)-40 C to +60 CApprovals, Federal Communications CommissionFCC Part 15, Class B, Emissions.Flame Establishing Period – Pilot4 sec or 10 secFlame Establishing Period – MainIntermittentPreignitionYesRequired ComponentsQ7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier.Pilot TypeintermittentVibration0.5 G environmentApprovals, Swiss REAcceptableApprovals, Factory MutualReport No. OX4A5.AF.
