IR³ flame detector (triple infrared) for intrinsic safety applications. Designed, manufactured and certified according to standard EN54-10. Classified ATEX Ex II 1 G, Cenelec / IEC Ga Ex d IIC T4, for zones 0, 1 or 2. 90 ° detection cone and detection distance of up to 45 meters. It incorporates selectable outputs: Relay output by dry contact or 4-20 mA output. Programmable sensitivity It incorporates filters and analysis by microprocessor to eliminate false alarms. Infrared spectral response: 0.75 to 2.7 um. Power 14 - 30 V. Consumption: 28 mA. Housing with IP65 protection grade Zinc alloy. Dimensions: 142 x 108 x 82 mm.