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Extech Instruments

Model # RH305 | Store SKU # 1000846347

Hydro-Thermometer Psychrometer Kit

- / Each

Estimated Ship Time: 5 - 9 Days

Hydro-Thermometer Psychrometer Kit
  • Extech Instruments
  • Model # RH305
  • Store SKU # 1000846347
  • 0
Hydro-Thermometer Psychrometer Kit
- / each

Overview Model # RH305 Store SKU # 1000846347

The RH305 Kit includes RH300 humidity meter, external temperature probe, 33% and 75% humidity calibration standards, and batteries. The meter simultaneously displays relative humidity, air temperature and dew point or wet bulb. Can also measure external temperature measurement using the temperature probe supplied in the kit. Compact meter is ideal for field applications. Unique sensor cap closes to protect meter during storage. Advanced features include data hold, selectable auto power off, and MAX/MIN/Average reading. The meter can be calibrated in the field using the 33% and 75% humidity bottles supplied in the kit. A hard case is included for storing the calibration bottles when not in use.

  • Simultaneous display of % RH, Temperature and Dew point or Wet Bulb or Probe Temperature
  • Wet bulb measurements without slinging
  • Unique sensor cap design twists to closed position for protection during storage
  • Switchable F/C temperature units with 0.1 Deg. Resolution
  • Data Hold freezes current reading on display



Assembled Depth (in inches) 2.76 Assembled Height (in inches) 8.08
Assembled Weight (In LBS) 1.39 Assembled Width (in inches) 6.5
Item Depth 8.08 Item Height 2.76
Item Weight 1.39 Item Width 6.5


Country of Origin CN-China UPC Code (no spaces or dashes) 793950443057

Warranty / Certifications

1 year

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