User Manual

Network Video Recorder User Manual
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Figure 12-4 Intrusion Detection
Step 3 Select a camera to configure.
Step 4 Check Enable Intrusion Detection.
Step 5 Optionally, check Save VCA Picture to save the captured intrusion detection pictures.
Step 6 Follow these steps to set the detection rules and detection areas.
1) Select a Virtual Panel to configure. Up to 4 virtual panels are selectable.
2) Drag the sliders to set Time Threshold, Sensitivity, and Percentage.
Time Threshold: The time an object loiter in the region. When the duration of the object
in the defined detection area exceeds the threshold, the device will trigger an alarm. Its
range is [1s-10s].
Sensitivity: The size of the object that can trigger the alarm. The higher the value is, the
more easily the detection alarm will be triggered. Its range is [1-100].
Percentage: The ratio of the in-region part of the object that can trigger the alarm. For
example, if the percentage is 50%, when the object enters the region and occupies half of
the whole region, the device will trigger an alarm. Its range is [1-100].
3) Click Draw Region and draw a quadrilateral in the preview window by specifying four vertices of
the detection region.
Step 7 Set the arming schedule. Refer to Chapter 11.1 Configure Arming Schedule.
Step 8 Set the linkage actions. Refer to Chapter 11.2 Configure Alarm Linkage Actions.
Step 9 Click Apply.