Vitek Transcendent VTC-TNB8RFA3-2 Manual page 37

Network Camera User Manual
objects as needed. If no object/target is selected, alarms will not be triggered even if line
crossing detection is enabled.
2. Set the alarm holding time.
3. Set alarm trigger options. The setup steps are the same as motion detection. Please refer to
motion detection chapter for details.
4. Click "Save" button to save the settings.
5. Set area of the line crossing alarm. Click the "Area and Sensitivity" tab to go to the
interface as shown below.
Set the alarm line number and direction. Up to 4 lines can be added. Multiple lines cannot be
used simultaneously.
Direction：A<->B, A->B and A<-B optional. This indicates the direction of someone or a
vehicle crosses over the alarm line.
A<->B: Alarms will be triggered when someone or a vehicle crosses over the alarm line from
B to A or from A to B.
A->B: Alarms will be triggered when someone or a vehicle crosses over the alarm line from A
to B.
A<-B: Alarms will be triggered when someone or a vehicle crosses over the alarm line from B
to A.
Click the "Draw Area" button and then drag the mouse to draw a line in the image. Click the
"Stop Draw" button to stop drawing. Click the "Clear" button to delete the lines. Click the
"Save" button to save the settings.
6. Set the schedule of the line crossing alarm. The setup steps of the schedule are the same as
the schedule recording setup (See Schedule Recording).
※ 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). Avoid low lit areas.
3. Cameras should be mounted at a height of 8 feet 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.
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