Device Connection - SAB SAB2000A User Manual

NVR User Manual
ALARM out Interfaces

2.4 Device Connection

Connect to the Power Supply
You should first make sure that the AC voltage connected with the NVR power adapter
matches with the requirements. And then connect the power adapter to power input
interface of NVR, the power indicator on the front panel will light on, indicating the power
Connector for alarm output. Output alarm signal to
the external alarm device. The external alarm
device needs a power supply.
NO: alarm output end that is always on.
C: common alarm output end.
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