Measuring Object Temperature / Room Temperature; Error Messages - Beurer FT 90 Instrucciones De Uso

9. Measuring object temperature / room temperature

If you want to measure an object temperature with this thermometer, switch to object tem-
perature mode.
• With the thermometer switched on, briefly press the MODE/MEM button.
The device switches to the object temperature mode .
• Hold the thermometer 2 to 3 cm from the measuring point. Briefly press the SCAN button
and read the temperature in the display (fig. 9).
Measurements taken in object temperature mode are not stored.
If you want to use the thermometer to measure the room temperature you need to switch to
room temperature mode.
• With the thermometer switched on, briefly press the MODE/MEM button twice.
The device switches to the room temperature mode
• The room temperature is immediately displayed (fig. 10).
Measurements taken in room temperature mode are not stored.

10. Error messages

Error
Problem
message
Measurement during self-test, device not yet
ready for measurement.
Room temperature below 10 °C or
over 40 °C (<50 °F, >104 °F).
.
Solution
Wait until the forehead symbol stops flashing.
Room temperature must be between 10 °C and
40 °C (<50 °F, >104 °F).
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Fig. 9
Fig. 10