Network Video Recorder User Manual
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Step 5 Optionally, check Save VCA Picture to save the captured pictures of line crossing detection
pictures.
Step 6 Follow the steps to set the line crossing detection rules and detection areas.
1) Select an Arming Region to configure. Up to 4 arming regions are selectable.
2) Select the Direction as A<->B, A->B, or A<-B.
A<->B: Only the arrow on the B side shows. An object crossing a configured line in both
directions can be detected and trigger alarms.
A->B: Only an object crossing the configured line from the A side to the B side can be
detected.
B->A: Only an object crossing the configured line from the B side to the A side can be
detected.
3) Drag the Sensitivity slider to set the detection sensitivity. Sensitivity range: sensitivity. The higher
the value is, the more easily the detection alarm will be triggered.
4) Click Draw Region and set two points in the preview window to draw a virtual line.
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.
12.4 Intrusion Detection
Purpose
The Intrusion Detection Function detects people, vehicles or other objects that enter and loiter in a
pre-defined virtual region. Specific actions can be taken when an alarm is triggered.
Step 1 Go to System > Event > Smart Event.
Step 2 Click Intrusion.
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