Fire detector OOH740-A9-EX

multi-sensorATEX

Multi sensor fire detector for potentially explosive areas. •Signal processing with ASAtechnology •Multiple protocol detector (collective / C-NET-Ex) •Event-controlled detection behavior •Early and reliable detection when fires occur •Highly developed immunity to deceptive phenomena •Redundant sensor system •Suitable for wind speeds of 1 to 20 m/s •Prepared for future requirements thanks to its programmability •Communication via C-NET-Ex (addressed individually) •Address automatically issued during commissioning - Standard : EN 54-5, EN 54-7, IEC/EN 60079-0, IEC/EN 60079-11 - Operating voltage : DC 13…28 V - Protection category : IP43 IP44 with sealing kit FDBZ295 - Relative humidity : ≤95 % rel. (short-term moisture condensation permitted) - Storage temperature : -30…+75 °C - Operating temperature : -25…+70 °C - Quiescent current : 200...280 μA - Ex-classification : IECEx scheme: Ex ia IIC T4 Ga, Ta = -35 °C…+70 °C 94/9/EC (ATEX Directive): II 1 G Ex ia IIC T4 Ga, Ta = -35 °C…+70 °C - Communication protocol : C-NET-Ex or collective Ex - System compatibility : C-NET-Ex > FS720 - Color : ~RAL 9010, Pure white - Accessories : Sealing kit FDBZ295