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21
Network Camera User Manual
4.4 Event Configuration (Optional)
(
Only some specified versions support the following functions
).
For more accuracy, here are some recommendations for installation.

Cameras should be installed on stable surfaces, as vibrations can affect the accuracy of
detection.

Avoid pointing the camera at the reflective surfaces (like shiny floors, mirrors, glass,
lake surfaces and so on).

Avoid places that are narrow or have too much shadowing.

Avoid scenario where the object’s color is similar to the background color.

At any time of day or night, please make sure the image of the camera is clear and with
adequate and even light, avoiding overexposure or too much darkness on both sides.
4.4.1 Object Removal
Alarms will be triggered when the objects are removed from or left at the pre-defined area.
To set object removal:
Go to Config

Event

Object Removal interface as shown below.
1. Enable object removal detection and then select the detection type.
Enable Left Detection
: Alarms will be triggered if there are items left in the pre-defined area.
Enable Item Missing Detection
: Alarms will be triggered if there are items missing in the
pre-defined area.
2. Set the alarm holding time and alarm trigger options. The setup steps are the same as motion