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User's Manual
308
Figure 5-197 Configuring smart sound detection
Step 2
Select channel, and then enable
Smart Sound
.
Step 3
Select sound type, sensitivity, and threshold as needed.
Step 4
Click
Setting
next to
Schedule
to configure the arming period.
The system triggers corresponding alarm actions only during the arming period.
Step 5
Configure alarm linkage. For details, see Table 5-50.
Step 6
Click
Apply
.
5.9.20.2 Searching for Smart Sound Detection
Procedure
Step 1
Select
AI
>
AI Search
>
Smart Sound Detection
.
Step 2
Select channel, sound type, and period, and then click
Search
.
●
Click
to play back the video.
●
Click
Backup
to back up the video.
5.9.21 PPE Detection
Detects whether the person is wearing the workwear, hat, gloves, shoe covers and the like.
Prerequisites
The front-end camera has AI function for PPE detection.
Procedure
Step 1
Select
AI
>
Parameters
>
PPE Detection
.
Step 2
Select channel, click
Add
, and then add a PPE detection rule.
Step 3
Click
Enable
.
Summary of Contents for NVR21-4KS3 Series
Page 1: ...Network Video Recorder User s Manual ZHEJIANG DAHUA VISION TECHNOLOGY CO LTD V2 3 5...
Page 97: ...User s Manual 77 Figure 2 118 Alarm input port 1...
Page 123: ...User s Manual 103 S3 NVR41 EI NVR41 P EI NVR41 8P EI Figure 3 48 Typical connection...
Page 129: ...User s Manual 109 Series Figure 3 56 Typical connection...
Page 142: ...User s Manual 122 Figure 5 9 Unlock pattern login...
Page 156: ...User s Manual 136 Figure 5 24 AcuPick human detection...
Page 225: ...User s Manual 205 Figure 5 92 AcuPick human detection...
Page 399: ...User s Manual 379 Figure 5 268 Pattern login...
Page 436: ...User s Manual 416 Figure 5 306 File management Step 2 Click Add Figure 5 307 Add file...
Page 456: ...User s Manual 436 Figure 5 330 Shutdown 2...
Page 485: ...User s Manual...