Bosch AVIOTEC IP starlight 8000 - False Alarms at Small Constant Areas; Troubleshooting; False Alarms; Quick Solution to Solve False Alarms

Troubleshooting
The following issues can be solved in the detection settings (Configuration > Alarm > Fire
detection).
False Alarms
Quick solution to solve false alarms
A fast way to identify and solve region-stable false alarms in the camera image is automasking.
The system automatically generates predefined masks from the alarm memory.
Navigate to Configuration > Alarm > Fire detection.
2. Select Automask.
3. Select Set to confirm the changes.
See also
– Adjustments of image regions, page 41
False alarms under 4 seconds concerning the whole detection area
In this case the general settings of the fire detection have to be adjusted.
Problem Solution
Small bounding boxes of flame detection
cause false alarms.
Increase the minimum flame size.
(Flames > Min. size)
Short false alarms for smoke detection. Increase the duration of smoke detection.
(Smoke> Verification time [s])
Short false alarms for flame detection. Increase the duration of flame detection.
(Flames > Verification time [s])
False alarms at small constant areas
Individual image areas are affected and have to be adjusted.
Problem Solution
Objects cause flickering motion, e.g. shadow
of a flag in the wind.
Mask out the disturbing image area (for
flame).
Flame detection will be deactivated in this
mask.
9
9.1
9.1.1
9.1.2
9.1.3
AVIOTEC IP starlight 8000 Troubleshooting | en 43
Bosch Sicherheitssysteme GmbH Operation manual 2017.06 | 6.0 | F.01U.318.200