thermocoupleA matsayin firikwensin auna zafin jiki, sau da yawa ana amfani da shi tare da na'urorin nunawa, na'urorin rikodi da masu daidaitawa na lantarki. Yana iya kai tsaye auna ruwa, tururi da gas kafofin watsa labarai da kuma surface zafin jiki na m daga 0 ℃ ~ 1800 ℃ a cikin daban-daban samar da tsari. Daidaitaccen lambar rabuwa na platinum rhodium 30-platinum rhodium 6, platinum rhodium 10-platinum, nickel chromium-nickel silicon, nickel chromium-copper nickel, jan ƙarfe-jan ƙarfe nickel, karfe-jan ƙarfe nickel da sauransu nau'ikan thermocouple.