Starting at $7,145.00
  • Usually ships in 4-6 weeks



  • ≤30 min for T95
  • ±1°C from -76 to +68°F (-60 to +20°C)
    ±2°C from -100 to -60°C (-148 to -76°F)
  • 35 MPa (350 barg / 5076 psig)
  • 24 hours battery life
  • 3.31lbs (1.5kg )
  • 13-point traceable calibration certificate
  • IP66 and NEMA 4

What's in the Box

  • Traceable Calibration Certificate
  • User Guide
  • Battery Charger (not certified for hazardous areas)
  • Mains Cable
  • Software CD
  • Gas Input/Output Adaptors


The Michell Instruments MDM300-IS intrinsically safe hygrometer is lightweight and portable, offering rapid spot-check measurements of dew point or moisture content in many applications, including compressed air, natural gas and high voltage switchgear quench gas. It is ATEX, IECEx, FM, and INMETRO certified. A hard-wearing but ergonomic case and an easy-to-use interface allows comfortable operation of the MDM300-IS dew point hygrometer in the toughest industrial environments.