Dahua DHI-ASC1204B User Manual page 17

Port
2.4.3 Wiring Description of Lock
Support 4 groups of lock control outputs; serial numbers after the terminals represent
corresponding doors. Please choose a proper connection mode according to lock type, as
shown in Figure 2-7, Figure 2-8 and Figure 2-9. Please refer to Table 2-4 for descriptions of
wiring terminals.
Wiring Terminal Description
PUSH3 Exit button of door 3
Shared by exit button of door 3 and door contact
GND
input of door 3
SR3 Door contact input of door 3
PUSH4 Exit button of door 4
Shared by exit button of door 4 and door contact
GND
input of door 4
SR4 Door contact input of door 4
Figure 2-7
Figure 2-8
Installation Guide 7