DeFelsko PosiTector DewPoint Meter (DPM)


  • Probe Only
  • Measures ambient temperature, surface temperature, wet bulb temp (with advanced gauge), relative temperature, dew point (as well as the difference between surface and dew point) and humidity from PosiTector DPM Integral Probe
  • Two year warranty on probe (and body)
  • 2500 datasets of memory
  • Sealed USB connection port


Measures and stores climatic conditions including: Relative humidity, air temperature, surface temperature, dew point temperature, and difference between surface and dew point temperatures.
Can be used to help conform to ISO 8502-4, BS7079-B4, ASTM D3276, IMO PSPC, SSPC-PA7 and US Navy NSI009-32

  • Readings are constantly being updated and displayed at the same time
  • Weatherproof – solvent, acid, oil, water, and dust resistant
  • Precision sensors provide accurate, repeatable readings
  • Auto Log mode records environmental parameters at intervals set by the user
  • Uses PosiTectors interchangeable platform – where any PosiTector gauge can be attached to a single body
  • Certificate of Calibration shows traceability to the NIST Long Form (Included)

Document Downloads

PosiTector DPM Brochure

PosiTector DPM QuickGuide

PosiTector DPM Manual

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