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74
Tamper Detection
Tamper Detection is used to detect possible tampering like the camera being unfocused, obstructed or
moved. This functionality alerts security staff immediately when any above-mentioned actions occur.
Figure 4-5-27 Set Tamper Detection
Step1: Set detecting sensitivity;
Step2: Set detection schedule;
Step3: Set alarm action;
Step4: Set alarm settings.
Line Crossing
Line Crossing detection is designed to work in most indoor and outdoor environment. An event will be
triggered every time when the camera detects objects crossing a defined virtual line.
Settings steps are shown as follows:
Step1: Choose detection line number and define its direction;
Figure 4-5-28 Set Detection Lines
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