DFDVR2
62
RELAY OUTPUT INSTALLATION
- Alarm output can be NO or NC, depending on the settings.
- NO-COM: the NO and COM terminals are open-circuit, and it’ll become closed-circuit
when alarm is triggered.
- NC-COM: the NC and COM terminals are closed-circuit, and it’ll become open-circuit
when alarm is triggered.
PTZ CAMERA INSTALLATION
- Please connect the PTZ’s D+ to the DVR’s RS485 D+ , and D- to RS485 D-.
- After the connection and the related setup is done, users are able to control the PTZ
camera through the front panel buttons.