HIKVISION DS-2SF8C442MXG-EL/26 User Manual page 42

Steps
1. Go to VCA → Intell Traffic Event → Common Settings → Speed Dome Rule Settings .
2. Select Traffic Event Detection.
3. Click Roadblock Detection and check Enable.
4. Select Arm Lane or Arm Polygon.
Roadblock detection takes effect in the selected lanes or areas.
5. Set Sensitivity.
With higher sensitivity, the device is more sensitive to detect and recognize targets.
6. Set Duration.
When the roadblock stays in the detection area longer than the duration, an alarm is triggered.
7. Set Filtering Time.
Within the set filtering time, the roadblocks in the same detection area will not trigger the alarm
repeatedly.
8. Click Save.
What to do next
Set the arming schedule and linkage and alarm. See Set ITS Arming Schedule and ITS Linkage and
Alarm for details.
Set Construction Detection
The device detects ongoing construction in the detection area and captures pictures.
Before You Start
Set detection areas. See Set Polygon Area and Set Lane Area for details.
Steps
1. Go to VCA → Set Application → Tunnel Event Detection → Panoramic Rule Settings .
2. Click Add Event and select Construction Detection.
3. Select Arming Lane or Arming Polygon.
Construction detection takes effect in the selected lanes or areas.
4. Set Sensitivity.
With higher sensitivity, the device is more sensitive to detect and recognize targets.
5. Set Duration.
When the construction in the detection area lasts longer than the duration, an alarm is
triggered.
6. Set Filtering Time.
Within the set filtering time, the construction in the same detection area will not trigger the
alarm repeatedly.
7. Click Save.
TandemVu PTZ Camera User Manual
30