V-Tech DT592 Manual - Manual (Page 9)

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5.3 Multi Doorstations Connection
85~260VAC
DPS PS5
monitors
1 2 O N
L1 L2 PL S1+ S2+ S-
1 2 O N
L1 L2 PL S1+ S2+ S-
1 2 O N
L1 L2 PL S1+ S2+ S-
1 2 O N
L1 L2 PL S1+ S2+ S-
1 2
ON
1 2
ON
1 2
ON
1 2
ON
1# Camera
ID=00 ID=10 ID=01 ID=11
2# Camera 3# Camera 4# Camera
DBC4
A B C D BUS