Telephone communication gateway

• Door communication gateway for connection of Gira door communication system with an existing telephone system.
• Door communication gateway is simply connected between the telephone connection and an analogue telephone. Telephone calls can be carried out on the existing telephone as usual. In addition, door calls are forwarded by the Gira door communication system to the telephone. It is then possible to speak to the person at the front door and the door opener can be activated via the telephone keypad. In addition, door calls can be forwarded to an answering machine or a mobile phone.
• Intended for installation in the sub-distribution unit. If this is not possible, a common surface-mounted distributor should be used.
• The TC-gateway is supplied with power via:
12V output of the audio control device 912.08.911, see Related Products
common 12V AC bell transformer (when using the video control device 912.08.910)
24V DC additional power supply for door communication 912.08.900 (when using the video control device 912.08.910)
• This component enables door communication systems with more than 30 devices to be set up
• Connections: two screw terminals for 2-wire bus, 2 screw terminals for exchange connection a/b, 2 screw terminals for device a’/b’ , 2 screw terminals for power supply 12V, AC/24V DC
• Dimensions: DRA device, with 6 modules