Quick Start (en)
PREPARATION
1. Included items: RH250W, Quick Start, and batteries.
2. Download the User Manual from the Extech website.
3. Download the ExView mobile app from the App Store (iOS®) or
Google Play (Android™).
4. Install batteries in the rear compartment.
5. Long press the power button
to switch the meter on (short
press to switch off).
GENERAL SAFETY
• Check for damage to the device before use. Return the unit if
damage is evident.
• Do not attempt to open the meter housing or access the sensor.
• CE and FCC Compliant.
TAKING MEASUREMENTS
1. Long press the power button
to switch the meter on.
2. Hold the meter, place it on table or desk, or mount on tripod in
the test area.
3. Relative humidity and temperature readings are shown on the
top and bottom of the LCD, respectively.
4. If the temperature measurement is out of range,
OL
will appear.
BLUETOOTH OPERATION
Long press the Bluetooth button
to switch Bluetooth on or off.
Download the ExView mobile app onto your smart device from the
App Store or Google Play.
Instructions for use are available on the Extech website (ExView
product page). Switch APO off when using Bluetooth by pressing
the power
and
H
buttons until the APO symbol
switches off.
#NAS100079; r. AA/78960/78963; en-US
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