... pulse isconverted into a distance from which the total level orinterface level is calculated.The intensity of the reflection depends ... for use in Class II/III,Div. 1, Groups E, F and G;With Intrinsically Safe connections toClass I, ... , III, Div. 1, Groups A, B, C, D, E, Fand G.Temperature Class T5 @ +85°C.Ambient temperature limits ... , III, Div. 1,Groups A, B, C, D, E, F and G,Class I, Zone 0, AEx ia IIC ...