HIKVISION DS-2CD2D21G0/M-D/NF, User Manual

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DS-2CD2D21G0/M-D/NF User Manual
UM DS-2CD2D21G0/M-D/NF 020319NA 104
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Sound Intensity Threshold: Range [1-100], it can filter the sound in the environment, the louder the environment
sound, the higher the value should be. You can adjust it according to the real environment.
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You can view the real-time volume of the sound on the interface.
5. Click Arming Schedule to set the arming schedule. Refer to Task 2 Set the Arming Schedule for Motion Detection
in Section 10.1.1 for detailed steps .
6. Click Linkage Method and select the linkage methods for audio exception, including Notify Surveillance Center ,
Send Email , Upload to FTP/Memory Card/NAS , Trigger Channel for recording and Trigger Alarm Output .
7. Click Save to save the settings.
Configuring Defocus Detection
Purpose:
Image blur caused by lens defocus can be detected, and certain actions can be taken when the alarm is triggered.
NOTE: The defocus detection function varies by camera model.
1. Enter the Defocus Detection settings interface, Configuration > Event > Smart Event > Defocus Detection .
Figure 102, Configuring Defocus Detection
2. Check the Enable checkbox to enable the function.
3. Click-and-drag the slider to set the detection sensitivity. The sensitivity value ranges from 1 to 100, and the higher the
value, the more easily the defocused image will trigger the alarm.
4. Select the linkage methods for defocus, including Notify Surveillance Center , Send Email , and Trigger Alarm
Output .
5. Click Save to save the settings.
Configuring Scene Change Detection
Purpose:
The Scene Change Detection function detects the change in the surveillance environment affected by external factors such
as intentional rotation of the camera. Certain actions can be taken when the alarm is triggered.