NEN EN 50131-2-5 : 2008
Current
Current
The latest, up-to-date edition.
ALARM SYSTEMS - INTRUSION AND HOLD-UP SYSTEMS - PART 2-5: REQUIREMENTS FOR COMBINED PASSIVE INFRARED AND ULTRASONIC DETECTORS
Published date
12-01-2013
Publisher
Covers combined passive infrared and ultrasonic detectors installed in buildings and provides for security Grades 1 to 4, specific or non-specific wired or wire-free detectors, and uses environmental classes I to IV.
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