DVR systems DVRxx04LE-S(U) Series User Manual
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Figure 7-40
Figure 7-41
Please refer to the following sheet for detailed information.
Parameter Function
Event
Type
It includes local alarm/network alarm.
Local alarm: Device detects alarm from input port.
Network: Device detects alarm from network.
Alarm in
Select corresponding alarm channel.
Enable
You need to draw a circle here so that system can detect the alarm
signal.
Type
There are two options: normal open and normal close. NO becomes
activated in low voltage, NC becomes activated in high voltage.