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    DeFelsko : Thomo-Humidity Meter

 Positector DPM Dew Point Meter
  Defelsko DPM

PosiTector DPM
Dew Point Meter

Measures and records climatic parameters including: Relative humidity, air temperature, surface temperature, dew point temperature and difference between surface and dew point temperatures. Ideal for surface preparation as required by ISO 8502-4.


PosiTector®Dew Point Meter
A New Level of Confidence for painting contractors & inspectors.


   • Large, easy-to-read, graphics LCD with multilingual support
   • One-handed menu navigation
   • Audio and visual alarm – indicates when climatic conditions are unsuitable for painting
   • No need to consult complex tables or use a slide rule calculator
   • Bi-color indicator light – ideal in a noisy environment
   • All 5 parameters are constantly updated and displayed simultaneously
   • Graph mode charts all 5 parameters for quick analysis


   • Rugged, outdoor/indoor instrument
   • Solvent, acid, oil, water and dust resistant – meets or exceeds IP5X
   • Scratch/Solvent resistant display suitable for harsh environments
   • Shock-absorbing, protective rubber holster with belt clip and wrist strap
   • Two (2) year warranty on both body and sensors


   • Fast response precision sensors provide accurate, repeatable readings with high reliability and long term stability
   • Smart Trend Indicators identify rising, falling or stable readings
   • Certificate of Calibration showing traceability to NIST included
   • Conforms to national and international standards including ISO 8502-4, BS 7079-B4, and ASTM D3276


   • Internal Memory stores 2,500 datasets in 100 batches with the simple touch of a button
   • Data Logger Mode automatically records all 5 parameters at user selected time intervals. Ideal for unattended operation.
   • Built-in clock – date and time stamps each stored measurement
   • Easily converts to accept optional probes including magnetic and hand-held surface temperature probes
   • USB and IR ports for downloading to a PC or printer
   • Celsius/Fahrenheit switchable
   • Backlit display for dim or dark environments

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