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Home Extech Instruments and Equipment Extech Instruments Index Extech Instruments and Equipment Humidity & Temperature Meters Extech Instruments and Equipment Digital Psychrometer

Extech Instruments and Equipment

Extech Digital Psychrometer

Extech Digital Psychrometer with NIST Certificate

Extech Digital Psychrometer Kit with NIST Certificate
Extech Digital Psychrometer with NIST Certificate
RH300-NIST   $194.99

Extech Digital Psychrometer Kit with NIST Certificate
RH305-NIST   $234.99

Features:
  • Simultaneous display of %RH, Temperature and Dew point or Wet Bulb or Probe Temperature
  • Wet bulb measurements without slinging
  • Calculates T1-T2 differential (Air Temperature minus External Probe Temperature) using optional probe (TP890) and T2-Dew Point
  • Unique sensor cap design twists to closed position for protection during storage
  • Switchable °F/°C temperature units with 0.1° resolution
  • Data Hold freezes current reading on display
  • Max/Min readings
  • Auto power off to save battery life
  • RH300 complete with 2 AAA batteries
  • Optional external temperature probe (TP890)

Optional Kit RH305 Includes:
  • RH300
  • Temperature probe
  • 33% and 75% calibration bottles
  • Carrying case

NOTE: For an additional charge, Extech will supply your meter complete with a Certificate of Calibration Traceable to N.I.S.T. with Data.

Specifications Range Max Resolution Basic Accuracy
Humidity 10 to 90%RH 0.1%RH ±3%RH
Temperature (Internal) -4 to 122°F (-20 to 50°C) 0.1° ±1°F or ±0.6°C
Temperature (External) -4 to 158°F (-20 to 70°C) 0.1° ±1°F or ±0.6°C
Dew Point -90.4 to 122°F (-68.0 to 49.9°C)    
Wet Bulb -6.9 to 122°F (-21.6 to 49.9°C)    
Dimensions 7 x 1.9 x 1" (178.5 x 48.4 x 24.7mm)
Weight 3.3oz (95g)    


Extech Instruments Extech Humidity & Temperature Meters Index

Extech Instruments Index


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