PD CLC/TS 50131-2-9:2016 - Page 2

Alarm systems. Intrusion and hold-up systems. Intrusion detectors. Active infrared beam detectors | Status: Current

1 Scope This Technical Specification is applicable to Active Infrared Beam Detectors (AIBDs) installed inside buildings and used as part of intrusion alarm systems. It specifies four security Grades 1 to 4 (in accordance with EN 50131‑1) and uses environmental Classes I to IV (in accordance with EN 50130‑5). This standard covers only AIBDs using interruption based technology. Other technologies i.e. Doppler based technology are not covered by this document. Functions additional to the mandatory functions specified in this document can be included in the AIBD, providing they do not adversely influence the correct operation of the mandatory functions. This document does not apply to system interconnections.