RM7838C1004 Honeywell BURNER CONTROL
Description
Overview
Microprocessor-based integrated burner control for industrial semi-automatically fired gas, oil, coal or combination fuel single burner applications. Provides level of safety, functional capability and features beyond conventional controls.
Features
Functions include purge, burner pilot startup, flame supervision, system status indication, system or self diagnosis and troubleshooting.
Delays admission of fuel to combustion chamber until pilot flame has been proven and then monitors the flame through the run period while providing system status indication.
Includes Keyboard Display Module.
Five LEDs provide sequence information.
Intermittent pilot valve.
Interchangeable plug-in flame amplifier.
Access for external electrical voltage checks.
Nonvolatile memory retains history files and lockout status after loss of power.
Selectable pilot flame establishing period.
Provides application flexibility and optional communication interface capability.
Compatible with existing Honeywell flame detectors.
Product Specifications
ApplicationSemi Automatic Programming ControlDimensions (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 10 ozWeight (kg)0.7 kgCommentsIncludes S7800 DisplayFrequency50 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 – Main10 sec or IntermittentInterlocksLockoutPreignitionYesPrePurgeDetermined by ST7800C Purge Timer CardEarly Spark TerminationYes, 5 secRequired ComponentsQ7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800C Plug-in Purge Timer Card.Pilot TypeinterruptedVibration0.5 G environmentApprovals, Control Safety DevicesAcceptable: CSD-1Approvals, Swiss REAcceptableApprovals, Factory MutualReport No. OX4A5.AF.
