N3072
Dome Network Camera
2 Meg H.264
- 12 -
Vari-Focal Lens
External I/O
In addition to the motion detection executed by the internal software application, N3072
Dome Network Camera provides an extension I/O terminal block which is used to connect
external infrared detectors, beepers and smoke detectors.
For more information about these external devices, please contact to your local retailer,
dealer or installation service provider.
Plug the external I/O connector
Plug the supplied external I/O connector as shown.
Pin Function
1. Audio in
2. Audio out
3. GND
4. GND
5. DC 12V out
6. RS485+
7. RS485-
8. Alarm NO
9. Alarm COM
10. Alarm NC
11. Alarm K (alarm in)
12. Alarm A (alarm in)