Qd (Queue Length Detection) - Cobra 57648 Owner's Manual & Safety Instructions

8 channel 4knvr security system with (2) 4k-uhd resolution cameras
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Max Pixel:
Set the maximum detection pixel box. The people can be recognized only when
he/she is smaller than the pixel box.
Max Detection:
The NVR will send an alert if the number of people inside the detection area
exceeds the Max Detection number.
Dynamic
Marking:If you enable this option, the border of the detection zone will be
displayed in both live view images and recording files.
1. Set the min. pixel and max. pixel.
2. Set the limitation number in
3. To enable the detection in
4. Set the
Detection Range
5. If you choose customized detection range, you will need to use your mouse to click 8
points in the camera picture to draw a virtual region.
6. Click
Save
to save your settings.
7. If you want to modify the position or sharp of region, click the red box in the region, the
borders of the region will be changed to red color. Click and hold the left button of your
mouse to move the position of the region, or drag the corners to resize the region.
8. If you want to remove one of the regions from the camera picture, click the red box in the
region and then click

5.4.1.8 QD (Queue Length Detection)

Queue length detection is used to detect the status of a queue, including its length and
stagnation time.
Check the box to enable the QD function.
Switch:
Sensitivity: Set the sensitivity level. Level 1 the lowest sensitivity level while level 4 is the
highest sensitivity level.
Click Setup icon
Max.
Detection.
Rule
Switch.
to be full screen or customize.
Remove
button. Click
to configure the detection conditions.
Remove All
will delete all regions.
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USER MANUAL

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