Bus glass break detector, reacts to changes in air pressure and carries out a noise analysis at the same time (sensitivity adjustable). Occupies an address in the 9000 system. Activation is signaled by an LED. Detection range: up to 9m, minimum size of the glass surface: 0.6 x 0.6m. Recommended installation height 2.5m. Incl. tamper protection. Operating voltage via bus, quiescent current consumption: 5mA, I-calc =5mA. Operating temperature: -10°C to +40°C. Dimensions: 40 x 100 x 22mm.