Line Crossing - DW DWC-VSDG04Bi User Manual

value, the more sensitive the system will be for detection.
Click the "Save" button to save the settings.
※ Recommendations for camera install and surrounding area
• Auto-focus should not be enabled for Tampering Detection.
• Do not enable Tampering Detection if lighting changes suddenly in
the scene (lights being turned on/off, roaming spotlights, etc.)

5.3.2 Line Crossing

Line Crossing: Alarms will be triggered if a tracked target crosses the pre-
defined alarm lines.
Go to Setup>Event>Line Crossing interface as shown below.
•
Enable: Enable to activate Line Crossing detection.
• Alarm Holding Time: Set the alarm holding time. The alarm will
remain active for the duration of the holding time.
•
Trigger SD Card Snapshot: Enable to allow the camera to take a still
image when the alarm is triggered (SD card required).
•
Trigger SD Card Recording: Enable to allow the camera to record
video to the SD card when the alarm is triggered (SD Card required).
• Trigger Email: Enable to allow the camera to use SMTP to send e-mail
notifications when the alarm is triggered. Refer to
for more information.
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Section 5.2.9 SMTP