1-zone analyzer with Fiber Optic Plastic (FOP) technology that is activated by cutting the fiber. It has total immunity against electromagnetic interference, climatic adversities and environments with vibrations, being the only system 100% reliable and without false alarms for this application. The detection system is sensitive to cutting. This technology does not require experts in fiber optics being easy to install and its connectorization. Alarm output by voltage free contact N.C (max.1 A / 240 Vac). Input voltage 12-24 Vdc with max. 3 W. Operating temperature: -20 to 60 ºC.