Flame detector with multiple (4) sensors IR (Infrared)and stainless steel case 316 and CPD EN54-10 and SIL2 certified. Detects fires coming from gas and hydrocarbon fuels at long distances with an extremely high resistance to false alarms. Can detect a fire coming from a 0,1m2 petrol container at a 65 metres distance or a hydrogen flame 30 metres away in less than 5 seconds. Incorporates microprocessor to analyze the flame signals, multiple adjustable alarm levels. Set up in a flameproof aluminium case . Includes alarm relay output, breakout and assistant relay NA. With NPT thread. Includes heated window to avoid condensation.