Detector Electronics Det-tronics U9500 B2002 Hydrogen Sulfide (H2s) SensorDetector Electronics CorporationDet-tronicsHydrogen Sulfide (H2S) SensorModel: U9500 B2002006259-005 Rev.BCl I, Div 1, Grps B, C & D, Cl Ii, Div 1, Grps E, F & G, Cl IiiCl I, Div 2, Grps A, B, C & D (T4A)Cl Ii, Div 2, Grps F & G (T4A)(Tamb= -40C To +75C)Nema Type 4XVdc— 16-327,7 Max WattsModel No: 006254-014006713-002 Rev. JIi 2 G (En 61779-4)Ee X D Iic T5-t6: Ip66Demko 02 Atex 131327XT6 (Tamb -55C To +60C)T5 (Tamb -55C To +75C)Ex D Iic T4Input: 24 Vdc Nom., 18-30 Vdc—Output: 4-20 MaType: C7064E5012Ii 2 GEex D Iib+H2 T4Sira 01 Atex 1246XIp54006445-003 (Rev. G)1X M20006807-001006808-001 Rev DMade In Usa Of U.S.Weight: 3.440 Kg