Difference between revisions of "Break glass detector"
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== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
| − | Glasbruchsensor (Deut.); | + | Glasbruchsensor (Deut.); détecteur de vitre brisée (Fr.); |
== Authority == | == Authority == | ||
Revision as of 07:51, 24 July 2013
Description
A sensitive detector used to detect the sound or motion of breaking glass. Break glass detectors are usually placed on windows, skylights, and display cases. The shock sensitive type of detector is activated when the glass experiences a vibration. The audio-discriminatory type of detector is activated by the sound of broken glass.
Synonyms and Related Terms
Glasbruchsensor (Deut.); détecteur de vitre brisée (Fr.);
Authority
- Caring for your Collections, Arthur W Schulz (ed.), Harry N. Abrams, Inc. , New York, 1992 Comment: Security chapter