ClareVision Network Video Recorder Installation Guide
9
Using of alarm connectors
To connect alarm devices to the NVR:
1. Disconnect the terminal block
from the ALARM IN/ ALARM OUT port.
2. Unfasten the stop screws from the terminal block, insert signal cables into the
slots, and then fasten the stop screws. Ensure the signal cables are tight.
3. Connect the terminal block back into the port.
Controller connection
To connect a controller to the NVR:
1. Disconnect the terminal block from the port.
2. Unfasten the stop screws from the D+, D- terminal block, insert the signal
cables into the slots, and then fasten the stop screws. Ensure the signal
cables are in tight.
3. Connect Ta on the controller to D+ on the terminal block and Tb on the
controller to D- on the terminal block. Fasten the stop screws.
4. Connect the terminal block
back into the port.
Note:
Make sure both the controller and NVR are grounded.
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eSATA
RS-485
ALARM IN
SW
ON
ALARM OUT
RS-485
NVR
