Extech RH490 Precision Thermo Hygrometer

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RH490

FEATURES

  • Less Than 30 Second 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
    • 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
Specifications
Humidity 0 to 100% RH
Temperature -4 to 199°F (-20 to 100°C)
Basic Accuracy ± 2% RH, ± 1.8°F/1°C
Max. Resolution 0.1% RH, 0.1°F/°C
Dewpoint -22 to 199°F (-30 to 100°C)
Wet Bulb 32 to 176°F (0 to 80°C)
Absolute Humidity 0 to 1120GPP (0 to 160g/kg)
Dimensions 7.81x1.7x1.3" (200x45x33mm)
Weight 7oz (200g)
Manufacturer:
Extech

Extech RH490 Datasheet (RH490.pdf, 136 Kb) [Download]

Extech RH490 Manual (RH490_UM.pdf, 106 Kb) [Download]

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