Technical data – Beurer FT 78 User Manual
Page 17

17
Error message
Cause
solution
The device is not work-
ing properly.
Take out the battery, wait
for one minute and then
reinsert the battery. If the
message is shown again,
contact your retailer.
The device cannot be
switched on and will
not switch to standby.
Insert a new battery.
The measured tem-
perature is over 42.2 °C
(108.0 °F).
Check whether the protec-
tive cover for the measur-
ing probe is damaged and
take a new temperature
measurement.
The measured tem-
perature is under 34 °C
(93.2 °F).
Check whether the protec-
tive cover for the measur-
ing probe is clean and take
a new temperature meas-
urement.
Battery low; further
measurements are not
possible.
Replace the battery.
Depleted battery: if
the battery symbol is
shown constantly, no
more measurements
are possible.
Replace the battery.
If you cannot fi nd a solution to your problem here, contact our Cus-
tomer Services.
12. Technical data
Temperature range
34.0 – 42.2 °C (93.2 – 108.0 °F)
Measurement accuracy
In the measurement range of 35.0 to
42.2 °C (95.0 to 108.0 °F): +/-0.2 °C (0.4 °F),
in other indicating ranges: +/-0.3 °C (0.5 °F)
Operating temperature
range
10 – 40 °C (50 – 104 °F), humidity ≤ 95%;
700 – 1060 hPa
Storage temperature range
-25 – 55 °C (-13 – 131 °F), humidity ≤ 95%;
700 – 1060 hPa
Memory
9 memory spaces
Display resolution
0.1
Battery
1 x 3V CR2032 battery
Weight
72 g including battery
Dimensions
153 x 42 x 35 mm
Protective cap
6 pcs
Automatic switch-off
60 seconds
Battery operating life
3,000 measurements in succession or one
year with one to two measurements per
day, including standby mode.
Safety classifi cation
Connected medical device of type
BF
Clinical reproducibility
0.08 °C (< 1 year old), 0.10 °C (1 – 5 years
old), 0.07 °C (> 5 years old)
IP classifi cation
IP 22, protection against harmful ingress of
water and dust