Operating Instructions

3.3External 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 image is transferred by the alarm detection.

Explanation of the External I/O

Pin

Features

 

 

G

GND pin

 

 

1

External Sensor Input

 

• Use it by opening or GND short-circuit.

 

 

2

External Device Control Output

 

• You can control it on the External Output page (see page 130).

 

• It is an open collector circuit, and the maximum drawing-in current

 

is the same as pin 3. Do not exceed the voltage of DC power

 

output terminal (pin 3).

 

 

3

DC Power Output Terminal

 

10.5—13.5 V DC

 

• Maximum of 100 mA load drive is possible.

 

 

Note

The External I/O (Input/Output) is independent. Output terminal is controlled only by External Output Control page on page 130.

[For assistance, please call: 1-800-272-7033]

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Panasonic BB-HCS301A manual Explanation of the External I/O, Pin Features