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

Standard No.

NF C48-331-2-4*NF EN 50131-2-4:2020

Release Date

2020

Published By

Association Francaise de Normalisation

Latest

NF C48-331-2-4*NF EN 50131-2-4:2020

NF C48-331-2-4*NF EN 50131-2-4:2020 history

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