เทอร์โมคัปเปิ้ล, หนึ่งในเซ็นเซอร์อุณหภูมิ
Thermocouples have become the industry-standard method for cost-effective measurement of a wide range of temperatures with reasonable accuracy. They are used in a variety of applications up to approximately +2500°C in boilers, เครื่องทำน้ำอุ่น, ovens, and aircraft engines—to name just a few.