... the different thermocoupe wire,thermocouple has four type are S,R,Band WRe Type. TypeModel+leg-legRQR-KRPtRh13%PtSQR-KSPtRh10%PtBQR ... thermocouple connector,thermocouple head can be divide in 602 type and 604 type. TypeModel602(Round bottom)QR-KR/S/B/W-602604 ... and connectorAccroding the different thermocouple wire tolerance,It have two type are common thermocouple wire(P) and exact thermocouple wire(J ...