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User's Manual - 5
General I/O Terminal Block

This Network Camera provides a general I/O terminal block which is used to connect external

input / output devices. The pin denitions are described below.

Pin Name Specification Remarks
GND Ground
DI4 Digital Input OPEN/Short-to-GND, isolation 2KV Internal pull-up
DI3 Digital Input OPEN/Short-to-GND, isolation 2KV Internal pull-up
DI2 Digital Input OPEN/Short-to-GND, isolation 2KV Internal pull-up
DI1 Digital Input OPEN/Short-to-GND, isolation 2KV Internal pull-up
GND Ground
N�O� Relay_NO Normal Open pin, Max 30VDC, 1A
COM� Relay_COM Common Pin , Max 30VDC, 1A
+12V Power +12V 12VDC ± 10%, max� 0�8A Max� rating 1�2A
DI/DO Diagram

Please refer to the following illustration for the connection method�

GND: Ground
DI4: Digital Input
DI3: Digital Input
DI2: Digital Input
DI1: Digital Input
GND: Ground
N�O� : RELAY_NO
COM� : RELAY_COM
+12V : Power, 12V DC

+12V

Digital input
Ground

Digital Input

+12V

Relay_NO
Power+12V
Relay_COM
Ground

Digital Output