Accessory for connecting up to 16 audio and video indoor stations with the same bus address. Up to 5 indoor stations, but a maximum of 16 devices, including any additional gongs for call repetition, can be connected to each output. Art. 1252 requires a mains voltage of 120 - 230V AC. The interface does not supply the connected video indoor stations with power, but allows the video image of up to 4 video indoor stations to be switched on simultaneously, provided they are powered separately using Art. 1212B. With star wiring to the indoor stations, a maximum of one video indoor station can be declared as master. With cascade wiring, a maximum of 4 video indoor stations can be declared as master. Dimensions: 106x89x62mm (6 DIN modules).
