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Cost Effective Humidity Validator – Michell S904

Stand-Alone Instrument for On-Site Humidity Validation


  • Simple operation and maintenance
  • Easy calibration of relative humidity sensors
  • Excellent chamber stability and uniformity
  • Manual control or optional straightforward automated set point programming
  • Optional in-built data-logging for reference probe and probes under calibration
  • Humidity and temperature-controlled chamber
  • Generate 10 to 90% RH over +10 to +50°C temperature
  • Transportable to allow on-site calibrations

Product Description

The S904 is a stand-alone and transportable humidity calibrator which is easy to use and maintain. The calibration chamber features 5 interchangeable ports to accommodate virtually any brand, type or model of humidity sensor. This calibrator is ideal for companies or organizations looking to calibrate large numbers of probes in a laboratory or field setting.