Automatic fire alarm went off by mistake

Incident
Occurence
Automatic fire alarm went off by mistake
Date
April 6, 2022 - 15:20
Location
Centrient building 593
Category
V4
Result
Due to moisture build-up in an air handling duct, an automatic fire detector has wrongly set off.
Effect
Deployment of a company emergency plan and turnout of the municipal fire brigade with sirens and flashing lights. Possible noise nuisance due to the arrival of the fire brigade.
Complaints
None.
Action
The detector that became unreliable due to moisture has been replaced by a new one.