Psychrometer Extech

RH490 - Precision Thermometer
Highest 2% RH accuracy with Grains Per Pound (GPP) Display

RH390 - Precision Psychrometer
Highest 2% RH accuracy

RH401 - Digital Psychrometer InfraRed Thermometer
Humidity, Wet bulb, Dew Point, Air Temperature plus IR for Non-contact Temperature measurements

RH405 - Digital Psychrometer InfraRed Thermometer Kit
Includes a RH401 with 33% and 75% calibration bottles, PC cable, and case

RH350 - SuperHeat Psychrometer
Humidity, Wet bulb, Dew Point, Air Temperature plus External Probe Temperature measurements

RH300 - Digital PsychrometerRH300 - Digital Psychrometer
Humidity, Wet bulb, Dew Point, Air Temperature plus External Probe Temperature measurements

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