false alarm

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false alarm

noun deception, fabrication, fake, false alert, false arrest, false danger signal, false notice, false notification, false signal, false warning, fraud, sham
See also: hoax
References in periodicals archive ?
The excessive number of nuisance alarms increased the risk of operators taking inappropriate action or of ignoring alarms that were generated by true security breaches.
Electromagnetic disturbances such as lightning, or any metallic object, can signal a false or nuisance alarm.
Your training should include a list of do's and don'ts, which can go a long way toward eliminating false and nuisance alarms.
When properly installed and maintained, the taut wire sensor incorporates a high probability of detection and a low nuisance alarm rate.
Poorly attached contacts, loose doors, and rattling windows are frequent causes of nuisance alarms.
The company claimed that the Xtralis VESDA-E VEP offers improved detection performance, with up to six times better dust rejection to minimise nuisance alarms, thereby saving building owners significant potential costs from fire department calls.
Hierarchical fault suppression is a method based on hierarchical structure used to reduce the incidence of nuisance alarms.
The existing system has been adapted over the years to deal with nuisance alarms resulting in smoke detectors within dwellings being replaced with heat detectors andhas more recently suffered from faults from wiring which is run buried in the ground between the blocks of dwellings.
Many fire industry professionals believe that factors such as dirt, dust, moisture, vibration and other harsh conditions preclude the use of air sampling smoke detection because of nuisance alarms and detector maintenance issues.
Nuisance alarms are one of the main reasons people disable smoke alarms, and that's not a good idea, especially in the kitchen where the majority of fires start.
The adjustable time delay provides a 0-12 second adjustment to eliminate nuisance alarms dues to shifting and surging materials.
Nuisance alarms are deemed clinically insignificant by the nurse (Jo & Paul, 2012).