8
ClareVision Network Video Recorder Installation Guide
Peripheral connections
Wiring of alarm input
The alarm input is an open/close relay. To connect the alarm input to the device,
use the following diagram.
Note:
If the alarm input is not an open/close relay, connect an external relay
between the alarm input and the device.
Wiring of alarm output
Note:
Connect to a security system zone.
To connect to an alarm output (AC or DC load), use the following diagram.
DC Load Connection Diagram
AC Load Connection Diagram
For a DC load, the jumpers can be used within the limit of 12 V, 1 A safely.
To connect an AC load, jumpers should be left open (you must remove the
jumper on the motherboard in the NVR). Use an external relay for safety (as
shown in the figure above).
