3
SENSOR
This product can work with up to 3 sensors at any one time
to capture temperature and relative humidity readings in
various locations around the home.
A complete set of 3 sensors are provided in this package,
while replacement wireless remote sensors can be
purchased separately.
THGR221
This sensor conveniently displays the temperature /
humidity which makes it especially suited for locations
where you would like to see this data at a glance without
having to refer each time to the main unit, such as
children’s room.
1
2
3
4
5
1. LCD display: Shows the channel number,
temperature and humidity readings.
2. TEST: Searches for weather station
3. °C / °F: Select temperature unit
4. CHANNEL switch
5. Battery compartment
GETTING STARTED
REMOTE SENSOR INSTALLATION
1. Step applicable only to THGR221:
Open the battery compartment cover.
2. Slide channel switch to select channel 1. Ensure
you use a different channel for the other sensors
(2, 3).
3. Insert the batteries, matching the polarities.
4. Press TEST after each battery change.
5. Replace the battery compartment cover.
MAIN UNIT INSTALLATION
1. Remove the battery compartment.
2. Insert the batteries, matching the polarities.
3. Press RESET after each battery change.
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