– Provides 20 programmable inputs and 20 programmable outputs
– Each function includes a command button and yellow status LED with removable legends
– Manual/off/auto/isolate functions for evacuation or plant control
– Selective isolate and evacuate functions for fireman’s control
– Selective plant shutdown and override functions
– Selective system delay and timer functions
– The COM820 can be driven from either the control panel or from the remote bus