User guide

NVR-02 Series User Manual
11
Rear View (I/O Ports and RS-485)
Pin
Signal
1
12V DC
2
GND
3~10
Alarm Input
11
Out1
12
Out2
13
Out3
14
Out4
15
RS485+
16
RS485-
Ethernet
Power
Connector
RS-232
GP I/O