Description
The Honeywell RM7838A is a microprocessor-based integrated on/off burner control for semi-automatically fired gas, oil, or combination fuel single burner applications.
The RM7838A Relay Module is intended to replace the Industrial R4138A, B, C, and D Flame Safeguard Primary Control, but does not include an override on momentary power interruptions.
The RM7838A System consists of a relay module, keyboard display module, subbase, amplifier, and purge card. Options include Data ControlBus Module™, remote display mounting, and Modbus™ communications capable.