Oregon Scientific RRM902 User Manual

4

 NOTE  The main unit and adapter should not be exposed to 
wet conditions. No objects filled with liquid, such as vases, 
should be placed on the main unit and adapter.

1.  Remove the battery compartment cover.
2.  Insert the battery, matching the polarities.
3. Press RESET after each battery change.

 

  LOCATION

Clock area

Main unit batteries low

Outdoor temperature 
area

Sensor batteries low

1.  Slide open the battery compartment.
2.  Slide channel switch to select channel 1.
3.  Insert the battery, matching the polarities.
4. Press RESET after each battery change.
5.  Close the battery compartment.
6.  Press and hold SEARCH on main unit to initiate search 

and start receiving time and temperature data from the 
sensor.

7.  Place the sensor within 30 m (98 ft) of the main unit 

using the table stand or wall mount.

 TIP  The transmission range may vary depending on many 
factors. You may need to experiment with various locations 
to get the best results.

 NOTE  Use alkaline batteries for longer usage and consumer 
grade lithium batteries in temperatures below freezing.

Outdoor sensor:
The sensor reception icon in the remote sensor area shows 
the status:

DESCRIPTION
Main unit is searching 
for sensor(s)
A channel has been 
found
The sensor cannot be 
found