Dahua IPC-HFW2431T-ZS-S2 User Manual

Calibration Purpose
Determine corresponding relationship between 2D image captured by the camera and 3D actual
object according to one horizontal ruler and three vertical rulers calibrated by the user and the
corresponding actual distance.
Notes
When drawing calibration ruler, keep the ruler length consistent with the actual length of the
object.
Procedure
1. Select Setting > Event > Crowd Map > Global Setup.
Figure 5-35 Global setup of crowd map
2. Set calibration area and ruler.
a. Click Add Calibration Area and draw a calibration area in the image.
b. Select a calibration type and enter the actual length, and then click Add Rulers.
c. Draw one horizontal ruler and three vertical rulers in the calibration area.
3. Click Save.
5.9.2 Rule Conguration
When the number of people or the crowd density in the detection area exceeds the congured
threshold, the system performs alarm linkages.
Prerequisites
●
Select Setting > Event > Smart Plan, and enable Crowd Map.
●
Select Setting > Event > Crowd Map > Global Setup to congure the crowd map.
Operation Manual
168

Dahua IPC-HFW2431T-ZS-S2 Specifications

General

Brand	Dahua
Model	IPC-HFW2431T-ZS-S2
Category	Security Camera
Language	English