Optical bus display for signaling armed areas, alarm states or activated switching outputs of the System 9000 using a red LED display. The switching output signal (1 to 4) or area (1 to 4) to which the relay responds in armed or alarm states is set using a DIP switch on the circuit board. Does not occupy an address in the system. Operating voltage via bus. Quiescent current consumption: 3mA, I-calc =6mA. Operating temperature: -10°C to +40°C. Dimensions: 62 x 36 x 27mm.
