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Network Camera User Manual
or from A to B.
A->B
: The alarm will be triggered when the intruder crosses over the alarm line from A to B.
A<-B
: The alarm will be triggered when the intruder crosses over the alarm line from B to A.
Click “Draw Area” and then drag the mouse to draw a line in the image. Click “Stop Draw” to
stop drawing. Click “Clear” to delete the lines. Click “Save” to save the settings.
5. Set the schedule of the line crossing alarm. The schedule setup steps of the line crossing
detection are the same as the schedule recording setup (See
Configuration of camera and surrounding area
1. Auto-focusing function should not be enabled for line crossing detection.
2. Avoid the scenes with many trees or the 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.
4.4.4
Intrusion
Intrusion
: Alarms will be triggered if someone or something intrudes into the pre-defined
areas.
Go to Config
Event
Intrusion interface as shown below.
1. Enable region intrusion detection alarm.
2. Set the alarm holding time and choose the alarm trigger options. The setup steps are the
same as motion detection. Please refer to motion detection chapter for details.
3. Click “Save” to save the settings.
4. Set the alarm area of the intrusion detection. Click the “Area” tab to go to the interface as
shown below.
