The 7800 SERIES is programmed to provide a level of safety, functional
capabilities and features beyond the capacity of conventional controls.
> It is compatible with installed Honeywell 7800 SERIES systems.
The S7800Keyboard Display Module provides first-out annunciation and
system diagnosis using a two-row by twenty-column readout. The KDM
provides local or remote annunciation of operation and fault
information, remote reset, report generation, burner control data and
diagnostic information. The KDM is part of the 7800 SERIES of
microprocessor-based burner controls or gas, oil, coal or combination
fuel single burner applications.