As a member of Process Sensing Technologies (PST) we also distribute Michell Instruments calibration systems.

A new, compact, portable system for simple automated validation of relative humidity probes.

Product features

  • Truly portable at 3.2kg, and completely self-contained
  • Intuitive UI makes automating probe verification simple
  • Integral battery pack means validation can be done without access to services
  • Validate 7 probes simultaneously
  • Automated validation procedures for complete hands-off probe verification
  • Internal calibration correction cycle ensures continued confidence
  • Optional chilled mirror reference hygrometer, allowing use as a calibrator
  • Download logged verification data direct to USB memory


  • On-site or in-lab verifications
  • Validation of RH probes at pharmaceutical manufacturing facilities
  • Validation of RH probes at meteorological offices
  • Validation of RH probes in food manufacturing
  • Truly portable

Want to learn more about our products?
We will be pleased to personally advise you.

+81 422 502 600


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