Extech Instruments RH390 User Manual

User's Guide
Digital Psychrometer
Model RH390
Introduction
Congratulations on your purchase of the Extech RH390 Digital Psychrometer.
This device measures Humidity, Air Temperature, Dew Point temperature and
Wet Bulb temperature. Advanced features include Data Hold, Auto Power Off,
and MAX/MIN reading. Careful use of this meter will provide years of reliable
service.
MAX
MIN
°F•°C•WBT
Dew Point

Extech Instruments RH390 Specifications

General

Brand	Extech Instruments
Model	RH390
Category	Measuring Instruments
Language	English