IR2 flame detector (dual infrared). Operating range 0.75...2.7µm. Outputs: 4/20mA proportional output, alarm relay and fault relay. High immunity to light interference. High fume, vapor and dust tolerance. Programmable response time and sensitivity. Self test function. Fault signal output: free changeover relay. Power supply 14V...30V DC. Max. consumption 28mA. Operating temperature -10°C...+55°C. Protection rating IP66. Die-cast aluminum casing. Red color. Dimensions (L x H x D) 146 x 150 x 137mm. Approved: SIL2, ATEX and EN 54-10 Class 1. Certification: 0832-CPR-F0577.