User's Manual

Table Of Contents
H.265 25-ch 4K Network Video Recorde with 16-Port PoE
NVR-2500 Series
172
Proportion: Represents the proportion of personnel in the entire
warning area, when the proportion of personnel exceeds the set
proportion value, the system alarm is triggered, otherwise the system
does not alarm.
3. click" Draw A Quadrilateral", move the mouse to the preview screen
and click the left mouse button in sequence to draw the endpoints of the
quadrilateral warning zone to complete the zone drawing.
You can modify the drawn warning line through "
Clear All" and"
Draw A Quadrilateral" buttons
Step 4: Click "Processing Method", set alarm linkage as required (Buzzer,
E-mail Notification, Channel Recording) and Trigger Alarm Output, as shown
in Figure 5-71 2 below.
Figure 5-71 2