HIKVISION DS-KH2220 User Manual

Video Door Phone User Manual
4
Chapter 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.
Figure 3-1 Terminals of Indoor Station
Table 3-1 Descriptions of Terminals (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
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.

HIKVISION DS-KH2220 Specifications

General

Color	Yes
Number of buttons	4 buttons
Connectivity technology	Wired
Display diagonal	7 \
Display resolution	800 x 480 pixels
Display technology	LCD/TFT
Proper use	Indoor
Control type	Buttons
Product color	White
Indoor unit power type	AC/DC
AC adapter output voltage	12 V
Power consumption (standby)	5 W
Power consumption (typical)	10 W
Operating relative humidity (H-H)	10 - 90 %
Main monitor station operating temperature (T-T)	-10 - 55 °C

Weight and Dimensions

Depth	195.8 mm
Width	132.8 mm
Height	18.39 mm