Mini bus opening detector, dark grey, for mounting on doors or windows. Reacts when the magnet is removed. Includes anti-tamper protection. Occupies an address in the 9000 system. Power supply via bus, idle current consumption: 5mA, I-calc =5mA. Operating temperature: -10°C to +40°C. Colour: dark grey (similar to anthracite grey RAL 7016). Dimensions: 26 x 55 x 16mm, magnet: 16 x 55 x 15mm. As an alternative to the included bar magnet, a D 9 x 3mm ring magnet is included.