IEC 62642-2-4 Ed. 1.0现行
Alarm systems - Intrusion and hold-up systems Part 2-4: Intrusion detectors - Combined passive infrared / Microwave detectors
出版：International Electrotechnical Committee
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基本信息
标准编号： IEC 62642-2-4 Ed. 1.0
发布时间：2010/12/14 0:00:00
标准类别：Standard
出版单位：International Electrotechnical Committee
标准页数：92
标准简介
IEC 62642-2-4:2010 is for combined passive infrared and microwave detectors installed in buildings and provides for security Grades 1 to 4 (see IEC 62642-1), specific or non-specific wired or wire-free detectors, and uses environmental classes I to IV (see IEC 62599-1).
本标准替代的旧标准
