Starting at $11,175.00
  • Usually ships in 4-6 weeks



  • Chilled Mirror Hygrometer
  • Chemically resistant
  • -94 to 158°F (-70 to 70°C) measuring range
  • Drift free
  • NIST traceable standards
  • Best in class air cooled temperature depression
  • Remotely or locally mounted sensor options
  • Automatic balance control mode
  • High impact portable case


The Edgetech PDM75-X3 Hygrometer features drift-free accuracy, NIST traceability, low maintenance, high durability and ease of use in a portable package, resulting in a system ideally suited for the demands of field use. The Model PDM75-X3 has all the standard features Edgetech Instruments DewMaster Hygrometer in a portable package, with a modular chilled mirror sensor that is chemically resistant to background gases, configured to meet your dew/frost point measurement requirements.

Applications for the PDM75-X3 include:

  • Compressed air
  • Furnace/heat treating
  • Fluidized bed dryers
  • Metrology
  • Plastic molding
  • Pharmaceutical
  • Laboratories
  • Clean rooms
  • Power and energy systems
  • Air brake dryer monitoring