Dahua Technology ASI1212D Quick Install Manual page 5

Connections
Connector 1
Connector 2
When connecting Dahua readers to Dahua controllers, Wiegand connections are not required if RS485 is used.
Connector 3
Connector 4
Purple Cable
Push to Exit
Yellow Cable
Ground (Push to Exit / Door Sensor)
Brown Cable
Door Sensor
Green Cable
Lock Output Normally Open
White Cable Lock Output Normally Closed
Blue Cable
Lock Output Common
Black Cable
12v - Power Input
Red Cable
12v + Power Input
(for external reader)
Purple Cable RS485+
Yellow Cable
RS485-
Brown Cable Wiegand LED
Green Cable
Wiegand D0
White Cable
Wiegand D1
Blue Cable
Wiegand Tamper
Black Cable
12v - Power Output
Red Cable 12v + Power Output
Purple Cable
RS485+
Yellow Cable
RS485-
Brown Cable
Alarm Input Ground
Green Cable Alarm Input
White Cable
Alarm Output
Blue Cable
Alarm Output Ground
Black Cable Bell-
Red Cable
Bell+
RJ45 Connector
Network Connection
5