Network Video Recorder User Manual
165
Defocus Detection
Select a camera to configure.
Check Enable Defocus Detection.
Optionally, check Save VCA Picture to save the captured pictures of defocus
detection.
Drag the Sensitivity slider to set the detection sensitivity. Sensitivity range: [1-100].
The higher the value is, the more easily the defocus image can be detected.
Set the arming schedule. Refer to Chapter 11.1 Configure Arming Schedule.
Set the linkage actions. Refer to Chapter 11.2 Configure Alarm Linkage Actions.
Click Apply.
PIR Alarm
Purpose:
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.
Go to System > Event > Smart Event.
Click PIR Alarm.
