Dew point

Dew point meters and hygrometers – Alpha Moisture Systems: Alpha Moisture Systems manufacture dew point meters and hygrometers for the measurement of trace moisture in gases and dry compressed air, encompassing an overall range from +20ºC to -110ºC dew point, ie 23,000 parts per million down to nearly 1 part per billion.


  • SADPmini2 & SADPmini2-Ex
  • Portable Hand-Held Dewpoint Hygrometers

The new latest design of the SADPmini2 range of Dewpoint Hygrometers incorporate many new functions and features. More information at these links: SADPmini2 and SADPmini2-Ex .

Since Alpha Moisture Systems focuses specifically on low level moisture measurement, the experience and technical support offered is unmatched. The instruments have been designed and improved over the decades, to meet the most demanding requirements and needs expressed by the industry. We offer both portable instruments and on-line stationary transmitters for a wide range of applications, also Ex-versions for use in hazardous areas. Some typical applications are:

  • Sulphur Hexafluoride Used in Circuit Breakers
  • Moisture in Natural Gas
  • Vacuum-Evacuation and Gas Refill in Oil Filled Transformers
  • Instrument Air
  • Breathing Air
  • Hydrogen Annealing Ovens
  • Ethylene Gas Stream for High-Density Polyethylene Production
  • Hydrogen Cooled Electric Generators
  • Injection Molding
  • Nuclear Reactors
  • Packaging Food