• Features

The Model SDHmini-Ex hand held portable dewpoint meter sets new industry standards for portable dewpoint measurement equipment.

Intrinsically safe and portable, this dewpoint hygrometer offers quick and reliable spot check measurements of dewpoint and trace moisture content for industrial applications. This robust and lightweight hand held instrument features an intuitive menu structure and advanced features which enable the user to perform measurements in the toughest of environments, quicker and easier than ever before.



  • Certified intrinsically safe for use in hazardous areas to ATEX, IECEx and UL standards
  • Automatic calibration (AutoCal)
  • Desiccant dry down assembly for high speed measurements
  • User selectable engineering units – °C, °F, ppm(v), ppm(w), g/m³ and lbs/MMscf
  • Accuracy of ±2 °C (±3.6 °F)
  • Full colour graphics LCD display with secondary display
  • Various measurement ranges available from -100 °C to +20 °C (-148 °F to +68 °F) dewpoint
  • 10 language options
  • Rechargeable battery – over 150 hours of continuous operation on full charge
  • Advanced data logging and download to PC
  • USB charging/connection to PC interface
  • Bluetooth connection/printing
  • Robust and durable enclosure, designed for use in the toughest environments
  • Truly portable and lightweight: less than 1.75 kg (3.8 lbs)
  • Calibration Certificate traceable to National & International Humidity Standards