IEC 62642-2-4 : 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 : 1.0
标准类别：Standard
出版单位：International Electrotechnical Committee
标准页数：96
标准简介
Applicable to combined passive infrared and microwave detectors installed in buildings and provides for security Grades 1 to 4 (see IEC 62642-1), specific or nonspecific wired or wire-free detectors, and uses environmental classes I to IV.
本标准替代的旧标准
