... Thermocouple sensor Pt-Rh Expendable thermocouple (Type S,R,B) Immersion thermocouple (type S,R,B and Wre)is usually connected with display ... the different thermocoupe wire,thermocouple has four type are S,R,Band WRe Type. TypeModel+leg-legRQR-KRPtRh13%PtSQR-KSPtRh10 ... wire tolerance,It have two type are common thermocouple wire(P) and exact thermocouple wire(J). TypeModelAccuracyP(common wire)QR ...