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Extech RH390 Precision Psychrometer

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Extech RH390 Precision Psychrometer Humidity Meters / Hygrometers Extech Instruments Test & Measurement Products


Download Files

RH390_UM-en.pdf (206.51 KB)
RH390_DS-en.pdf (144.89 KB)
Specifications Range
Humidity 0 to 100%RH
Temperature (Internal) -22 to 199°F (-30 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)
Dimensions 7.8x1.7x1.3'' (200x45x33mm)
Weight 7oz (200g)

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