Emerson 3900-01-10 Ph Sensor 9 MeterEmersonRosemountModel: 3900-01-10Ph SensorIs/I,Ii,Iii/1/AbcdefgT6 -20C Ta +60CClass 1, Zone 0 Aex Ia IicClass I, Div 2, Abcd ; Class Ii/Iii , Div 2 , EfgClass I, Div 1, Abcd;Class Ii, Div 1, Efg; Class Iii;Ex Ia Iic : T6 (-20C Ta 60C)Bassefa 10Atex0156XIecex Bas 10.0083XEx Ia Iic T4 Ga (-20C Ta +60C)9 MeterDesigned In: UsaAssembled In: SingaporeWeight: 960 Gm