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Extech RH490 Thermo‑Hygrometer with Grains Per Pound (GPP)

SKU#: OE-RH490-EA

Product Highlights

The Extech RH490 Thermo-Hygrometer is well known in the restoration community for its fast response time load of features. It also offers operators unparalleled accuracy and durability. Comes with a carry case and 9V battery.
  • Humidity range: 0% to 100%
  • Humidity accuracy: +/-2%
  • Temperature range:-4° to 199°
  • Temperature accuracy: +/-1.8°
  • Also measures dewpoint, wet bulb and grains per pound (GPP)

Product Description


The Extech RH490 Thermo-Hygrometer is well known in the restoration community for its fast response time load of features. It also offers operators unparalleled accuracy and durability. Comes with a carry case and 9V battery.


 


Features:



  • Less than 30 seconds RH response time

  • Water vapor in GPP (g/kg)

  • Dual backlit display

  • Simultaneous display of: Humidity or GPP (g/kg) plus Temperature, Humidity or GPP (g/kg) plus Dew Point, and Humidity or GPP (g/kg) plus Wet Bulb

  • Slim design with rubberized sides for better grip and for one hand operation

  • Data Hold and Min/Max functions

  • Auto power off with disable and low battery indicator

  • Complete with carrying case and 9V battery


 


Specifications:



  • Humidity: 0 to 100% RH

  • Temperature (internal): -4 to 199°F

  • Accuracy: ±2%RH

  • Max. Resolution: 0.1%RH

  • Dewpoint: -22 to 199°F

  • Wet Bulb: 32 to 176 °F

  • Absolute Humidity: 0 to 1120GPP

  • Dimensions: 7.8" x 1.7" x 1.3"

  • Weight: 7 oz




Product Description

Technical Specifications

Primary Stock Status Discontinued
Brand Extech
Thermo-Hygrometer RH Accuracy +/- 2%
Thermo-Hygrometer Temp Accuracy ± 1.8°F
Thermo-Hygrometer Temp Range -22° to 199°F
Thermo-Hygrometer Calculations Dew Point, GPP, Rh, Temp, Wet Bulb
Thermo-Hygrometer Temp Accuracy ± 1.8°F
Thermo-Hygrometer RH Range 0 to 100%
Category Thermo-Hygrometer
Warranty Information One (1) year from the date of purchase on parts and labor
Condition new

Documents

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