Using The Backlight Function; Switching Between °C & °F Temperature Formats; Viewing The Min. & Max.temperature Records; Using Ice Alert Function - Oregon Scientific EW91 Mode D'emploi

performance fails due to low temperature, the unit will
resume proper functioning as the temperature rises to
within the normal temperature range (i.e. no permanent
damage will occur to the unit due to low temperatures).

USING THE BACKLIGHT FUNCTION

In normal mode, press "CHANNEL" or "MIN./MAX."
key once to activate the backlight for 5 seconds.
SWITCHING BETWEEN ºC & ºF
TEMPERATURE FORMATS
Slide "ºC/ºF" switch to select between Celsius and
Fahrenheit.
VIEWING THE MIN. & MAX.TEMPERATURE
RECORDS
1. In normal mode, press "MIN./MAX." key once
to show the minimum indoor & outdoor
temperature records in the past 24 hours.
2. Press it twice to show the maximum temperature
records.
3. Press it again to exit.
Note Press and hold it for 3 seconds to delete the
minimum and maximum temperature records.
MAX.temperature records MIN.temperature records

USING ICE ALERT FUNCTION

If the outdoor temperature range is -2.0ºC ~ 3.0ºC
(28ºF ~ 37ºF), the Ice Alert indicator light will be
turned on and flash.

BATTERY REPLACEMENT

If the low battery icon "
outdoor temperature reading, replace the sensor's
battery with 2 AAA batteries.
If the low battery icon "
indoor temperature reading, replace the sensor's
battery with 2 AA batteries.
Low battery indicator
5
" turns on next to the
" turns on next to the