
Alarm Systems - Intrusion And Hold-Up Systems - Part 2-2: Intrusion Detectors - Passive Infrared Detectors
出版:Association Francaise de Normalisation

专家解读视频
2017 [01/11/2017]2008 [01/04/2008]2007 PR [01/07/2007]1999 PR [01/11/1999]
Indice de classement: C48-331-2-2. PR NF EN 50131 2-2 November 1999. (06/2002) PR NF EN 50131 2-2 July 2007. (07/2007) Supersedes NF CLC/TS 50131 2-2. (07/2008) PR NF EN 50131 2-2 July 2017. (08/2017) 2008 version is still active. (02/2018)
EN 50131-2-2:2017 - Identical
EN 50131-2-2 : 2017 - Identical
EN 50131-2-2 : 2017 - Identical