Pir Alarm - HIKVISION DS-7764NI-M4 User Manual

2. Select a camera.
3. Click Sudden Scene Change.
4. Check Enable.
5. Optional: Check Save VCA Picture to save the captured sudden scene change detection pictures.
6. Set the detection sensitivity.
Sensitivity
Ranges from 1 to 100, the higher the value, the more easily the change of scene can trigger
the alarm.
7. Set the arming schedule. Refer to Configure Arming Schedule .
8. Set the linkage actions. Refer to Configure Linkage Actions .
9. Click Apply.

6.2.21 PIR Alarm

A PIR (Passive Infrared) alarm is triggered when an intruder moves within the detector vision field.
The heat energy dissipated by a person or any other warm blooded creature such as dogs, cats,
etc., can be detected.
Steps
1. Go to Smart Analysis → Smart Event Settings → Other Events .
2. Select a camera.
3. Click PIR Alarm.
Network Video Recorder User Manual
Figure 6-17 Sudden Scene Change
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