Description
The Honeywell RM7890D and RM7895E Relay Modules are microprocessor-based integrated burner controls for automatically fired gas single burner infrared heater applications. The RM7890D and RM7895E System consists of the relay module, wiring subbase, amplifier, and, for the RM7895E, the purge timer. Options include the Keyboard Display Module (KDM), personal computer interface, Data ControlBus™ Module, remote display mounting, first-out expanded annunciator, and Combustion System Manager™ Software.