Troubleshooting Guide; Specifications - Beurer FT 65 Mode D'emploi

Battery Replacement
Remove the battery compartment cover and replace the depleted batteries with two 1.5V AAA
(LR03) batteries, observing the correct polarity as indicated inside the compartment. Replace the
battery compartment cover.

8. Troubleshooting Guide

Error message Problem
Operating temperature is outside the acceptable range of
15 °C – 35 °C (59 °F – 95 °F)
Ear/Forehead temperature is above 43 °C (109.4 °F) or
surface temperature above 100 °C (212 °F).
Ear/Forehead temperature below 34 °C (93.2 °F) or
surface temperature below 0 °C (32 °F).

9. Specifications

Temperature Measurement Range
Measurement Accuracy
Operating conditions
Storage conditions
Forehead: 34.0 °C – 43 °C (93.2 °F – 109.4 °F)
Object: 0 °C – 100 °C (32 °F – 212 °F)
Forehead/Ear temperature: 0.2 °C (±0.4 °F) from 35 °C – 42 °C (95 °F – 107.6 °F);
Object temperature: 1.5 °C (±2.7 °F)
15 °C – 35 °C (59 °F – 95 °F),
Humidity < 95% (non condensing)
-25 °C – 55 °C (-13 °F – 131 °F ),
Humidity < 85% (non condensing)
13
Solution
Only use thermometer within
measurement range.
Only measure temperatures
within the thermometer's range.
Only measure temperatures
within the thermometer's range.