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Operating Instructions
158
3.4 External I/O
If you connect the external devices such as sensors to the External I/O and image
buffer/transfer by alarm signal is set, the camera image is transferred by the alarm
detection.
Explanation of the External I/O
Note
The External I/O (Input/Output) is independent. Output terminal is controlled
only by External Output Control page on page
143.
Pin Features
G GND pin
1 External Sensor Input 1
• Use it by opening or GND short-circuit.
G GND pin
2 External Sensor Input 2
• Use it by opening or GND short-circuit.
3 External Device Control Output
• You can control it on the External Output page (see page 143).
• It is an open collector circuit, and the maximum drawing-in current
is the same as pin 4. Do not exceed the voltage of DC power
output terminal (pin 4).
4 DC Power Output Terminal
• 10.5—13.5 V DC
• Maximum of 100 mA load drive is possible.