... S,R,B) 1.Pt-Rh/Wre wire 2.Max. Temp.range:1820C 3.Thermocouple sensor Pt-Rh Expendable thermocouple (Type S,R,B ... ) Immersion thermocouple (type S,R,B and Wre)is usually connected with display ... different thermocoupe wire,thermocouple has four type are S,R,Band WRe Type. TypeModel+leg-legRQR-KRPtRh13%PtSQR ... ±1mm). Pt-Rh Expendable thermocouple (Type S,R,B)