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Precision Dew-Point Hygrometer - Michell S4000 TRS

For Very Low Dew-Point Measurement in Laboratories


  • 0.1°Cdp accuracy
  • Measurement range: -100 to +20°Cdp
  • Precision 100 Ω 4 wire platinum resistance thermometer
  • Dual optics detection system
  • Available with VCR couplings for optimum trace moisture sampling
  • Dual multi-function LED display with unit indicator

The S4000 TRS measures very dry dew points down to -100 °C (-148 °F) with ±0.1 °C accuracy. It features excellent stability and reproducibility across its entire measurement range and is used in calibration and standards laboratories worldwide.