Extech RH390 Precision Psychrometer

The Extech RH390 Precision Psychrometer has a Relative Humidity accuracy of 2% with fast 30 seconds response time.

It can measure humidity and temperature simultaneously and has a dual-illuminated readout that can be alternated to display wet bulb and humidity, dew point and humidity or temperature and humidity.

    Extech RH390 Datasheet

    Extech RH390 User Manual

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