Dahua DHI-ASC1204B - Wiring Readers (485;Wiegand)

Installation Guide 8
Figure 2-9
Table 2-4
Port
Wiring Terminal
Description
Lock control output
port
NC1
Lock control of door 1
COM1
NO1
NC2
Lock control of door 2
COM2
NO2
NC3
Lock control of door 3
COM3
NO3
NC4
Lock control of door 4
COM4
NO4
2.4.4 Wiring Description of Reader
1 door only supports to connect one type of reader—485 or Wiegand.
Please refer to Table 2-5 for descriptions of wiring terminals corresponding to readers. Take
door 1 for example; other readers are the same. Please refer to Table 2-6 for descriptions of
reader cable specification and length.
Table 2-5
Port
Wiring Terminal
Cable Color
Description
Entry Reader of
Door 1
485+
Purple
485 reader
485-
Yellow
LED Brown
Wiegand reader
D0 Green
D1 White
CASE Blue
GND Black
Reader power supply
12V Red