User Manual

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1. Auto-focusing function should not been enabled for exception detection.
2. Try not to enable exception detection when light changes greatly in the scene.
4.4.2 Automatic Number Plate Recognition (ANPR) Settings
ANPR function is to detect and compare license plate numbers. Alarms will be triggered when a license plate is detected.
The setting steps of vehicle license plate detection and comparison are as follows:
1. Go to ConfigEventANPR as shown below.
2. Enable ANPR.
3. Set alarm holding time and alarm trigger options. The alarm trigger setup steps are the same as motion detection setup. Please refer to motion
detection chapter for details.
4. Set the alarm detection area and the blocked area.
To set the detection area:
Click “Draw Area” and drag the border lines of the rectangle to modify its size. Click “Stop Draw” to stop drawing the area. Click “Clear” to clear the area.
Then set the detectable size by defining the maximum value and the minimum value (The default size range of a single number plate image occupies from
5% to 50% of the entire image).
To set the blocked area
Select the number of the undetected area. Then click “Draw Area” to draw a closed area. Up to 4 areas can be set up. After you set the blocked area, this
area will not be detected.
5. Set the schedule of the ANPR. The setup steps of the schedule are the same as schedule recording setup (See Schedule Recording).
6. Add vehicles to the vehicle Database. Click the vehicle database tab to go to the following interface.