Honeywell EQUIP HD4HDIH, Руководство пользователя

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HD4 EQUIP Series True Day/Night Rugged IP Network Camera User Guide
Document 800-07496V2 Rev A 63
11/2011
Sabotage Detection
Figure 4-16 Tamper Detection Settings on the Video Analytics Tab
There are three types of sabotage detection in the Tamper Detection Setting tab on the
Video Analytics tab: blinding the camera, blurring the video display, and tampering with the
camera field of view. The user should note that when the following conditions are
applicable, the tamper detection features should be manually disabled to avoid raising false
alarms:
•
During the configuration of the video display
• While text is overlaid on the video
• If the video display becomes too dark
Figure 4-17 Video Analytics Alarm Message
Configuring Video Blur Detection
The video appears blurred when the camera is exposed to elements such as water. When
this occurs, video blurring in the field of view is detected and an alarm message appears
(see
Figure 4-17 ) above the video display. To detect video blurring:
1. Click the Video Analytics tab.
2. In the Blur Threshold list, select one of the following options:
3. Click Apply .
Set the Blur Threshold . Blur
can be affected by elements
such as water, for example
Set the Blinding Threshold .
Blinding applies to obstacles in
front of the camera lens
Set the Scene Change
Threshold
Table 4-7 Blur Threshold Values
Value To detect …
High (80%) Maximum video blurring. The alarm message appears when
the video display is blurred by 80% or more.
Medium (50%) Medium video blurring. The alarm message appears when
the video display is blurred by 50% or more.
Low (30%) Minimum video blurring. The alarm message appears when
the video display is blurred by 30% or more.