Chapter 2 Interface Description
Connect access control devices, secure door control unit, door locks, and other related output
devices ( you can choose connect Wiegand card reader) to establish communication.
2.1 Cable Interface Description
Figure 2-1 Cable Interface Description
Table 2-1 Cable Interface Description
Group No.
Cable No.
Color
Name
Description
Group A
A1
Red
+12 V
Power Input
A2
Black
GND
Group B
B1
Yellow
RS-485+
RS-485
B2
Blue
RS-485-
Group C
C1
Red/Green
FIRE+
FIRE
C2
Red/Green
FIRE-
Group D
D1
Yellow/Blue
ALM_IN1
Alarm Input
D2
Black
GND
D3
Yellow/Orange
ALM_IN2
DS-K2M061 Secure Door Control Unit User Manual
3
