Filter Type: Set the type and size of the object to trigger the detection.
4. For Trigger Actions and Plan, follow Step 5 ~ 6, 4.6.2 Cross Line.
4.6.5 Object Removed
Object Removed can generate an alarm when an object is removed from the specified area.
Up to 4 detection areas can be added. Note that it is recommended NOT to overlap the
detection areas when adding multiple detection areas. Select the checkbox next to Object
Removed to enable and click to configure. Note this function is only applicable to GV-
SD2722-IR / SD3732-IR.
Figure 4-43
1. Once enabled, click to mark the live view with a detection area. Repeat this step to
add another detection area.
2. Drag the nodes of the detection area to mark the boundary for detection.
3. You can use the following functions to reduce false alarm.
Time Threshold: The minimum period of time for an object to be absent from the
detection area before an alarm is triggered.
Sensitivity: Move the slider to adjust the detection
4. For Trigger Actions and Plan, follow Step 5 ~ 6, 4.6.2 Cross Line.
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