Honeywell RM7890B1014/U Primary Burner Control

Overview

The Honeywell RM7890B1014/U is a microprocessor-based integrated burner control. It provides on-off control for industrial single-burner systems. The controller supports gas, oil, coal, or combination fuels. It belongs to the Honeywell 7800 SERIES, which enhances combustion safety and reliability. The unit offers advanced sequencing, flame supervision, and diagnostic features. Therefore, it suits semi-automatic burner applications requiring dependable system monitoring.

Technical Specifications

• Model: RM7890B1014/U
• Type: On-Off Primary Burner Control
• Voltage: 120 VAC (+10% / –15%)
• Frequency: 50 or 60 Hz (±10%)
• Power Consumption: Max 10 W
• Connected Load: Max 2000 VA
• Fusing Requirement: 15 A max, Type SC or equivalent fast-blow fuse
• 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: 0.5G