Honeywell RM7840L1018 AUTO PROGR.CTRL,W/LOCKOUT

The Honeywell RM7800/RM7840 Relay Modules are microprocessor-based integrated burner controls for automatically fired gas, oil, or combination fuel single burner applications. The RM7800/RM7840 Relay Modules are used for UL/CSA On/Off, UL/CSA Modulating, and FM/IRI Modulating burner applications. The RM7800/RM7840 system consists of a Relay Module. Keyboard Display Modules (standard with RM7800), Dust Cover (standard with RM7840), Subbase, Amplifier, and Purge Card.

Microprocessor Based Integrated Burner Control for Automatically Fired Gas, Oil, Coal or Combination Fuel Single Burner Applications, 120Vac, 10 Second or 15 Second Main Flame Establishing Period, 4 Second or 10 Second Pilot Flame Establishing Period, Interrupted Second Stage Pilot Valve, Lockout Interlocks, Interrupted Pilot, 5 Second Early Spark Termination, 15 Second Post Purge, User Selectable Air Flow Check, Five Function Run/Test Switch, LHL-LF and HF Proven.