DW DWC-MV95WiATW, User Manual

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1. Auto-focusing function should not be enabled for line crossing detection.
2. Avoid scenes with many trees or scenes with various light changes (like many
flashing headlights). The ambient brightness of the scenes shouldn’t be too low.
3. Cameras should be mounted at a height of 2.8 meters or above.
4. Keep the mounting angle of the camera at about 45°.
5. The detected objects should not be less than 1% of the entire image and the
largest sizes of the detected objects should not be more than 1/8 of the entire
image.
6. Make sure cameras can view objects for at least 2 seconds in the detected area
for accurate detection.
7. Adequate light and clear scenery are crucial for line-crossing detection.
5.3.3 Perimeter Intrusion
Perimeter Intrusion: Alarms will be triggered when a tracked target passes into
the pre-defined exclusion areas. This function can apply to important
supervised places or prohibited areas, like military administrative
zones, high-danger areas, no-entry areas, etc.
Go to Setup
>
Event
>
Perimeter Intrusion interface as shown below.
Detection Target and Sensitivity