Dahua NVR52-4KS2 Series User Manual page 282

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.
Parameter
Preset
Name
Duration
4. Click OK.
Step 6 Configure alarm schedule and linkage.
Figure 5-148 Parking
Table 5-37 Parking parameters
Description
Set the preset point for IVS detection.
Customize the rule name.
Set how long the object stays until the alarm is triggered.
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User's Manual