Thermometers are fundamental devices used for temperature measurement and are widely utilized in industrial, laboratory, medical, HVAC, and many everyday applications. Accurate temperature measurement is critical for process control, quality assurance, and safety.

Industrial thermometers vary according to different measurement principles and applications; they can be analog or digital, and perform contact or non-contact measurements. Choosing the right thermometer suited to the application is essential for process efficiency and the long-lasting operation of equipment.