Panasonic KX-HCM250 Operating Instructions Manual page 103

Circuit Diagram Example
Network Camera
12 16 VDC
CAUTION
• THE EXTERNAL I/O 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
NETWORK CAMERA MAY RESULT IF A DEVICE IS CONNECTED
TO THE EXTERNAL I/O THAT EXCEEDS ITS ELECTRICAL
CAPABILITY.
• THE LOW VOLTAGE/CURRENT CIRCUITS AND HIGH VOLTAGE/
CURRENT CIRCUITS ARE IN THE NETWORK CAMERA CIRCUIT.
THE QUALIFIED ELECTRICIAN SHOULD DO THE WIRING NOT BY
YOURSELF. INCORRECT WIRING COULD DAMAGE NETWORK
CAMERA. YOU COULD RECEIVE THE FATAL ELECTRIC SHOCK.
• External I/O (Input/Output) are independent. Output terminal is
controlled only by External Output Control window on page 87.
[For assistance, please call: 1-800-272-7033]
Relay
4
3
2
1
Operating Instructions
Light
Door Sensor
103