... Head:604/602 Type Fast,accurate and reliability Thermocouple Type S,R,B and WReIt is usually connected with display meter,recording ... thermocouple has four type are S,R,Band WRe Type. Type Model +leg -leg R QR-KR PtRh13% Pt S QR-KS PtRh10% Pt ... wire(J). Type Model Accuracy P(common wire) QR-KR/S/B/W-604/602P ≤5°c J (exact wire) ... QR-KR/S/B/W-604/602J ≤2°c Note:1.Response time ...