Interfacing To The I/O Connector - Panasonic KX-HCM10 Operating Instructions Manual

3.1 Interfacing to the I/O Connector

The Alarm mode in Image Transfer feature requires the external sensors/devices
to be connected to the digital input terminal of the I/O Connector. The sensor is
customer provided and can be a door sensor or infrared red intruder sensor. In
most applications a simple contact closure is all that is required.
Pin
1 GND
2 DC Power Output Terminal
• 8 V – 12 V DC
• Maximum of 50 mA load drive is possible.
3 Digital Input Terminal
• Please use it by opening or GND short-circuit.
4 Digital Output Terminal
• Digital Output Control window can set the digital output terminal.
Please refer to Page 80.
• It is an open collector circuit and the maximum drawing-in current is 50
mA. Maximum voltage is +15 V DC.
CAUTION
• THE DIGITAL I/O CONNECTOR IS NOT CAPABLE OF CONNECTING
DIRECTLY TO DEVICES THAT REQUIRE LARGE AMOUNTS OF
CURRENT. IN SOME CASES, A CUSTOM INTERFACE CIRCUIT
(CUSTOMER PROVIDED) MAY HAVE TO BE USED. SERIOUS DAMAGE
TO THE NETWORK CAMERA MAY RESULT IF A DEVICE IS
CONNECTED TO THE I/O CONNECTOR THAT EXCEEDS ITS
ELECTRICAL CAPABILITY.
88
Explanation of I/O Connector
Function
Operating Instructions