DIN CLC/TS 50131-2-11
DIN CLC/TS 50131-2-11 Alarm systems - Intrusion and hold-up systems - Part 2-11: Intrusion detectors - ALDDR; German version CLC/TS 50131-2-11:2017
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 12/01/2017
