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VIVOTEK
8 - User's Manual
DI/DO Diagram
Please refer to the following illustration for the connection method.
Gnd
Camera Power
Input
Output
4
1
3
2
+30
VDC
Max.
VDC
Switch
Relay
BJT transistor
Gnd
Camera Power
Input
Output
4
1
3
2
+12
VDC
VDC
Switch
Relay
BJT transistor
+12V
Digital input
PIN 3
Ground
PIN 4
12V
Digital output
PIN 1
Power+12V
PIN 2
NOTE:
The maximum output load from pins #1 & 2 is 50mA.
87654321
1 Power +12V
2 Digital Output
3 Digital Input
4 Ground
5 AC24V
6 AC24V
7 RS485+
8 RS485-
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 denitions are described below. The 24V AC can be used as an
alternate power source.