ARITECH INTRUSION DD669 Dual-technology detector for ceiling mounting

Dual-technology detector for ceiling mounting. 360-degree volumetric protection with a cover diameter of 20 meters. Mounting up to 5 meters high. 5 year warranty. The infrared section is based on mirror technology with 18 integral curtains coverage. 4D signal analysis. The microwave section operates in C band (5.8 GHz) and uses an innovative RCR detection system capable of measuring the distance of movement. Equipped with microwave disabling when the system is disconnected, it can also be used as a microwave-only sensor by setting a dip-switch. Additional double curtain (bi-curtain) processing for harsh environments. No adjustment necessary for different mounting heights. Compliant with EN50131-2-2 Grade 2.