I.S. EN 50131-2-2:2017现行
Alarm Systems - Intrusion and Hold-up Systems Part 2-2: Intrusion Detectors - Passive Infrared Detectors
出版：National Standards Authority of Ireland
专家解读视频
Details passive infrared 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.
DIN EN 50131-2-2:2008 - Identical
BS EN 50131-2-2:2017 - Identical
BS EN 50131-2-2 : 2008 - Identical
DIN EN 50131-2-2 : 2008 - Identical
EN 50131-2-2 : 2017 - Identical
EN 50131-2-2 : 2017 - Identical
