Process Parameters offers a complete range of custom-built, high-quality, rigid stem mechanical dial thermometers and temperature probe sensors.

As a leading UK temperature sensor manufacturer, our capillary temperature gauges are available with a wide choice of options to meet the requirements of most industrial applications with high demands such as the oil and gas, food and pharmaceutical markets.

If you have any questions about any of our temperature sensors and probes or would like a free quote, get in touch with our team.

What is a Temperature Gauge?

A temperature gauge is a device used to measure and display the temperature of an object or environment. It typically consists of a sensor that detects temperature changes and a dial or digital display that shows the current temperature reading.

What is a Capillary Temperature Gauge?

A capillary temperature gauge, capillary temperature sensor, temperature dial gauge or temperature gauge sensor is a type of temperature gauge that uses a thin, flexible capillary tube filled with a temperature-sensitive liquid.

As the temperature changes, the liquid expands or contracts, causing movement in the capillary tube and exerting pressure on a diaphragm or spring mechanism. This pressure is then translated into a temperature reading on a dial or display.

The capillary tube provides a pathway for the fluid to transfer temperature changes from the sensing element to the gauge, allowing for different installation configurations and applications.

What are the Advantages of Using a Dial Thermometer?

Dial thermometers boast user-friendly operation without the need for intricate calibration procedures. They are known for their robust and durable design, resistant to breakage upon impact.

This resilience makes them suitable for deployment in challenging environments. Dial thermometers find applications across various industries:

  • In food service to guarantee proper cooking temperatures and monitor refrigerators and freezers.
  • In HVAC systems to measure air and water temperatures for heating and cooling.
  • In the automotive sector for assessing engine temperature and oil pressure.
  • In manufacturing to oversee temperatures in industrial processes.

These versatile devices can be adapted to diverse needs by selecting the appropriate type of dial thermometer, ensuring accurate and dependable temperature measurements over an extended period.

How Accurate are Dial Thermometers?

The accuracy of dial thermometers can vary based on their design and quality. Generally, they offer moderate accuracy, with variations typically within a few degrees Fahrenheit.

Regular calibration is advisable to maintain precision. Higher-end models may provide more precise measurements, but accuracy levels depend on factors such as calibration practices and environmental conditions.