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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

NF C48-331-2-4 ; NF EN 50131-2-4:2020-08-07
Alarm systems - Intrusion and hold-up systems - Part 2-4 : requirements for combined passive infrared and microwave detectors

Title (German)

Alarmanlagen - Einbruch- und Überfallmeldeanlagen - Teil 2-4 : Anforderungen an Passiv-Infrarotdualmelder und Mikrowellenmelder

Edition 2020-08-07

Original language French

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

NF C48-331-2-4 ; NF EN 50131-2-4:2020-08-07 Alarm systems - Intrusion and hold-up systems - Part 2-4 : requirements for combined passive infrared and microwave detectors

Want to learn more?

NF C48-331-2-4 ; NF EN 50131-2-4:2020-08-07
Alarm systems - Intrusion and hold-up systems - Part 2-4 : requirements for combined passive infrared and microwave detectors