Dahua NVR21-8P-S2 SERIES, Руководство пользователя

Страница: 206 / 421

User's Manual
Table4-24
Parameter Description
Sensitivity Set alarm sensitivity.
Duration Set the minimum time of triggering an alarm when people fall.
Repeat Alarm Time
Set repeat alarm time. If the alarm status continues, an alarm will be
trigger again when repeat alarm time is reached.
Step 6 Click OK.
4.7 .1.4.3 People Exception Detection
When the number of people and alarm type are reached in the same detection area, an alarm will be
triggered.
Procedure
Step 1 Select
Main Menu
>
Al
>
Parameters
>
Stereo Analysis.
Step 2 Select a channel and click Add.
Step 3 Select
Enable
and set
Type to People Exception Detection.
Step 4 Click
■,
and then click and hold left mouse key to draw an area on the screen.
Step 5 Configure parameters.
Parameter Description
Table4-25
Sensitivity Set alarm sensitivity.
Duration
Repeat Alarm Time
Alarm People No.
Step 6 Click OK.
Set the minimum time of triggering an alarm when the number of
people reaches threshold.
Set repeat alarm time. If the alarm status continues, an alarm will be
trigger again when repeat alarm time is reached.
When the interval between people in the area is greater than or equal
to or less than the set interval threshold, an alarm will be triggered.
4.7 .1.4.4 People Retention Detection
When the target stays beyond the set retention time threshold in the detection area, an alarm will be
triggered.
Step 1 Select
Main Menu
>
Al
>
Parameters
>
Stereo Analysis.
Step 2 Select a channel and click Add.
Step 3 Select
Enable
and set
Type to People Retention Detection.
Step 4 Click
■,
and then click and hold left mouse key to draw an area on the screen.
Step 5 Configure parameters.
190