Reach 12m diameter. EN50131 Grade 2 Certificate. LuNAR™ PIR is a discrete profile ceiling mounted digital detector, designed with the most advanced components to ensure reliable operation in a wide range of applications. The LuNAR™ PIR employs a dual-element PIR sensor with real digital temperature compensation, and also provides 360 ° coverage thanks to a wide-angle Fresnel lens. Interior installation, mounting height from 2.8 to 4 meters. Power: 9 to 16 VDC. Maximum consumption: 15 mA at 12VDC. Dimensions: Ø135 x 27 mm.