Dahua N82B3P

User's Manual
159
Figure 5-127 Missing object
2) Click to draw the minimum size or maximum size to filter the target.
The system triggers an alarm only when the size of detected target is between
the maximum size and the minimum size.
3) Configure parameters.
Table 5-34 Parameters of missing object detection
Parameter
Description
Preset
Set the preset point for IVS detection according to the actual
needs.
Name
Customize the rule name.
Duration
Set how long the object stays until the alarm is triggered.
4) Click OK.
Step 6 Configure alarm schedule and linkage.