User Manual

DS-72xxHUI-Kx, DS-72xxHQI-Kx Digital Video Recorder (DVR) User Manual
UM DS-72xxHUI-Kx, DS-72xxHQI-Kx 062817NA 129
Up to four rules can be configured.
9.11 Object Removal Detection
Object removal detection function detects the objects removed from the pre-defined region, such as the exhibits
on display, and a series of actions can be taken when the alarm is triggered.
Threshold [5s-20s] in Rule Settings defines the time the objects are
removed from the region. If you set the value as 10, an alarm is
triggered after the object disappears from the region for 10 seconds.
Sensitivity defines the similarity of the object to the image
background. When the sensitivity is high, a very small object taken
from the region will trigger the alarm.
Up to four rules can be configured.
9.12 Audio Exception Detection
The Audio Exception Detection function detects abnormal sounds in the surveillance scene such as the sudden
increase/decrease of sound intensity. Specific actions can be taken when the alarm is triggered.
Audio Exception Detection is supported on all analog channels.
1. Enter the VCA settings interface, Menu > Camera > VC
A.
2. Select the camera for which to configure the VCA.
3. Check the Save VCA Picture checkbox to save the captured VCA detection pictures.
4. Set the VCA detection type to Audio Exception Detection.
5. Click the icon to configure the trigger channel, arming schedule, linkage action, and PTZ linking for the
audio exception alarm.
6. Click Rule Settings to set the audio exception rules.