Honeywell RM7885A1015 Burner Control Module

Overview

The Honeywell RM7885A1015 is a microprocessor-based burner control module from the 7800 Series. It controls semi-automatic single-burner systems using gas, oil, coal, or combination fuels. The module provides advanced safety features like flame supervision, system diagnostics, and clear status indication. It supports intermittent pilot and main flame control and is compatible with many Honeywell flame detectors and accessories.

Technical Specifications

Electrical

• Voltage: 120 VAC (+10%, –15%)

• Frequency: 50/60 Hz (±10%)

• Power Dissipation: Max 10 W

• Maximum Connected Load: 2000 VA

• Fusing: 15 A max, type S/C or equivalent

Flame Control

• Pilot Flame Establishing Period: 10 seconds

• Main Flame: Intermittent

• Pilot Type: Intermittent

• Memory: Nonvolatile memory for flame signal retention

Indicators

• LED Indicators: 5 LEDs showing sequence status

Compatibility

• Flame Amplifiers: R7847, R7848, R7849, R7851, R7861, R7886

• Subbase Compatibility: Q7800A/B universal wiring subbases

Environmental

• Operating Temperature: –40°F to +140°F (–40°C to +60°C)

• Storage Temperature: –40°F to +150°F (–40°C to +66°C)

• Humidity: Up to 85% RH, non-condensing

• Vibration Tolerance: Up to 0.5G

Physical

• Dimensions: 127 × 127 × 133 mm

• Weight: 1.9 lbs