Bus radio module, enables the integration of radio components into the 9000 system. Is connected via bus and helps to optimize radio coverage. Occupies an address in the system. Up to 3 radio modules (including the radio module in a 9000ZF control unit if necessary) can be used in one system. Power supply via bus. Quiescent current consumption: 35mA, I-calc =80mA, radio frequency: 868MHz, area of application: indoors, dimensions: 43 x 160 x 24mm.