RM7840L1018 Honeywell Burner Control

UPC: 085267082587 The Honeywell RM7840L1018 Burner Control 120V, 50/60 HZ. AirFlow Switch CHECK OPTION. INCLUDES DUST Cover. Flame Establishing Period – Pilot, 4 sec or 10 sec Flame Establishing Period – Main, 10 sec or 15 sec Early Spark Termination – Yes, 5 sec Required Components: Q7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800A Plug-in Purge Timer Card RM7840L1018 Honeywell Burner Control Datasheet Overview The RM7840L1018 is a programming burner control from Honeywell’s 7800 Series designed for industrial and commercial single-burner systems. It incorporates proven-purge logic, flame supervision, diagnostic LEDs and non-volatile memory to ensure reliable ignition, safe operation and maintenance ease. This module supports gas, oil or dual-fuel burner applications where advanced sequencing and service-friendly troubleshooting are required. Features Microprocessor-based control module with selectable timing and self-diagnostics Proven-purge function to verify safe burner conditions before ignition Supports pilot and main flame-establishing intervals with configurable settings LED indicators for power, pilot, flame, main, run and fault conditions Non-volatile memory retains fault/lock-out history after power loss Plug-in design compatible with the Honeywell 7800 Series platform Built for harsh industrial environments with wide ambient operating range Specifications Specification Details Model / Part Number RM7840L1018 Series Honeywell 7800 Series Control Type Programming burner control module Supply Voltage 120 VAC, 50/60 Hz Flame Establishing: Pilot Selectable (various settings) Flame Establishing: Main Selectable (various settings) Proven-Purge Logic Yes Diagnostics LED status indicators, non-volatile memory Subbase / Platform Compatibility 7800 Series wiring subbases Operating Ambient Temperature –40 °F to 140 °F (–40 °C to 60 °C) Certifications UL Recognized, CSA Certified Applications The RM7840L1018 is ideal for burner management systems in: Industrial and commercial boilers and furnaces Process heating systems requiring precise ignition sequencing Gas, oil or secondary-fuel burner installations Retrofit upgrades of existing burner control systems Environments where diagnostics, serviceability and reliability are essential Benefits Enhances burner safety with proven-purge and flame-supervision logic Simplifies maintenance via diagnostic LEDs and memory for lock-outs Adaptable to multiple burner configurations through selectable timing Modular design allows easy integration, replacement and service Long-term reliability in rigorous industrial settings