Screw thermocouple waa dareeme cabbira heerkulka. Waxay ka kooban tahay laba nooc oo kala duwan oo bir ah, oo la isku daray hal daraf. Marka la kululeeyo ama la qaboojiyo meesha ay isku xiraan labada bir, koronto ayaa dhalin karta heer kul ku xiran. Alaabooyinka Thermocouple waxaa badanaa loo isticmaalaa silig ahaan.