Dahua HCVR5104C User Manual page 441

2. Set parameters.
Name: Input customized rule name.

Period: System can generate an alarm once the object in the zone is

missing for the specified period.
Target filter: Click

two sizes (min size/max size). Once the object is smaller than the min
size or larger than the max size, there is no alarm. Please make sure
the max size is larger than the min size.
3. Left click mouse to draw a zone, until you draw a rectangle, you can right
click mouse.
4. Click OK.
Complete drawing missing object detection rule.
Step 3 Click , it is to set parameters.
Please refer to chapter 4.9.3.3 motion detect to set other parameters.
Step 4 Check the Enable box to enable missing object detection function. Click Apply or
Save to complete setup.
Device begins missing object detection.
4.9.3.7 Face Detect (Optional)
Figure 4- 154
, you can set filter object size. Each rule can set
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