4
GB
Installation
Video door intercom with decentral power supply
Block diagram:
Video door intercom for the multi-family
residence.
* Please observe the red marking
Circuit diagram:
Video door intercom for the multi-family
residence.
1 6477
2
1 6477
2
1 6477
2
8
2x2
2x2
2x2
1 7573
2
1 6477
1 7817
1 7817
1 7817
UV
2
ED
2
ED
2
ED
B0096-0
RiTTO
1 4780
1 4753
1 4760
S0103-2
11
N
L
4
3
2
2
1
1
3
4
a1
21
b
a2 a3
N
L
2
3
1
1 4760
1 4780
1 4753
2
Va Vb
1
1 6477
N
L
1
2
3
a
b
Vb
Va
ED
ED
1 6477
ED
N
L
1
2
3
a
b
Va Vb
ED
ED
1 6477
ED
N
L
1
2
3
a
b
Va
Vb
Va
Vb
ED
ED
1 6477
ED
a1
1 7573
1 7817
1 7817
1 7817
Va Vb
Va Vb
Note:
The Video Indoor Stations B/W 1 7817 cannot be
operated in parallel on a single push-button.