Dahua Technology XVR Series, User Manual

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User’s Manual
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Missing object (preset)
3) Configure the settings for the parameters of drawing rules.
Table 5-50 Missing object parameters
Parameter Description
Name Enter the customized rule name.
Duration
Configure the minimum time period for activating alarms by detecting
the missing objects.
Target Filter
Click to draw areas to filter the target.
You can configure two filtering targets (maximum size and minimum size).
When the target that is crossing the tripwire is smaller than the minimum
size or larger than the maximum size, no alarms will be activated. The
maximum size should be larger than the minimum size.
Preset In the Preset list, select the preset that you want to configure the rule for.
4) Drag to draw an area.
5) Click OK to save the settings.
Click to set the actions to be triggered. For details, see "5.11.3.1.2 Configuring Tripwire
Rules."
Select the Enable check box, and then click Apply.
The missing object detecting function is active. When the target is taken away from the
defined area exceeds the set time, the system activates alarms.