Alarm systems - Intrusion and hold-up systems - Part 2-4: Requirements for combined passive infrared and microwave detectors; German and English version prEN 50131-2-4:2019
German title
Alarmanlagen - Einbruch- und Überfallmeldeanlagen - Teil 2-4: Anforderungen an Passiv-Infrarotdualmelder und Mikrowellenmelder; Deutsche und Englische Fassung prEN 50131-2-4:2019
Date of issue
2019-10-11
Publication date
2019-11
Original language
German,
English
Pages
112
Date of issue
2019-10-11
Publication date
2019-11
Original language
German,
English
Pages
112
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