HIKVISION DS-KB2421-IM Manual del usuario - Página 9
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3 Terminals and Wirings
3.1 Terminals and Interfaces
3.1.1 Terminals of Indoor Station
On the rear panel of the indoor station, there are 4 groups of four-wire terminals for
connecting indoor station or door station, 1 terminal for accessing the camera, and 1
terminal for power supply.
Name
Camera
Power Supply
Four-Wire
Interface
3.1.2 Terminals of Door Station
On the rear panel of the door station, there are 2 wire groups. 1 wire group is used to
connect the indoor station, and another wire group is used to connect the lock.
Video Door Phone·User Manual
Figure 3-1 Terminals of Indoor Station
Table 3-1 Descriptions of Terminals (Indoor Station)
No.
1
2
A1/B1/C1/D1
A2/B2/C2/D2
A3/B3/C3/D3
A4/B4/C4/D4
Interface
CAM
12 VDC
12 VDC Power Supply Input
B1+/B2+
Power Supply for Door Station
V1/V2
A1/A2
G
3
Description
Analog Camera Access
Video Input
Audio Input/Output
Grounding Signal