Video Door Phone
·
User Manual
3
3
Terminals and Wirings
3.1
Terminals and Interfaces
Figure 3-1
Terminals of Indoor Station
Figure 3-2
Terminals of Door Station
Table 3-1
Descriptions of Terminals and Interfaces (Indoor Station)
Name
No.
Interface
Description
Camera
1
CAM
Analog Camera Access
Power Supply
2
12 VDC
12 VDC Power Supply Input
Four-Wire
Interface
A1/B1/C1/D1
B1+/B2+
Power Supply for Door Station
A2/B2/C2/D2
V1/V2
Video Input
A3/B3/C3/D3
A1/A2
Audio Input/Output
A4/B4/C4/D4
G
Grounding Signal
Table 3-2
Descriptions of Terminals and Interfaces (Door Station)
Name
No.
Interface
Description
Four-Wire
Interface
E1
G
Grounding Signal
E2
A
Audio Input/Output
E3
V
Video Output
E4
B+
Power Supply (from Indoor Station)
Lock
F1
NC
Door Lock Relay Output/Normally Closed
F2
COM
Door Lock Relay Output/Common
F3
NO
Door Lock Relay Output/Normally Open
