A thermocouple is a sensor that measures temperature. It consists of two different types of metals, joined together at one end. When the junction of the two metals is heated or cooled, a voltage is created that can be correlated back to the temperature.
Key Features
Simple and rugged construction
Measures a wide temperature range
Fast response to temperature changes
Works on a self-powered principle (no external power needed)
Suitable for harsh and high-temperature environments
Available in many types (K, J, T, S, etc.)
Cost-effective and widely used
Good stability for industrial applications
Applications
Industrial furnaces, ovens, and kilns
Plastic extrusion and injection molding machines
Boilers and power plants
Exhaust gas and engine temperature monitoring
Chemical and petrochemical processing
Food processing and industrial heating
Laboratories and testing equipment
General-purpose industrial temperature measurement