9. Cleaning and storage
Protective caps are only intended for
single use.
The sensor tip is the most sensitive
part of the ear thermometer. Work
carefully when cleaning the sensor tip
to avoid causing any damage. Use a
clean cloth or cotton bud that can be
moistened with disinfectant, alcohol or
warm water.
To clean the entire device, use a soft cloth slightly moistened
with a mild soapy solution.
Do not use any harsh cleaning products.
If prolonged storage is intended, you should remove the bat
teries. The device must not be stored or used at an excessively
high or low temperature or humidity (see technical data), in
sunlight, in association with an electrical current or in dusty
locations. Otherwise inaccuracies can occur.
10. Disposal
The empty, completely fl at batteries should be disposed of
through specially designated collection boxes, recycling points
or electronics retailers. You are legally required to dispose of
the batteries.
Note: The codes below are printed on batteries
containing harmful substances: Pb = Battery
contains lead, Cd = Battery contains cadmium,
Hg = Battery contains mercury.
Dispose of the device in accordance with EC Direc
tive – WEEE (Waste Electrical and Electronic Equip
ment). If you have any questions, please contact the
local authorities responsible for waste disposal.
11. What if there are error messages?
Error
Cause
message
The ear thermometer
ER1
is not yet ready for
measurement.
The measured ambi
ER2
ent temperature is not
in the range from 10 °C
– 40 °C (50 – 104 °F).
The ear thermometer
ER3
is not placed in the ear
correctly.
23
Solution
Take measurements only
once body ( ) or object
once body (
temperature mode (
temperature mode (
)
appears on the display.
Place the ear thermometer
in a room with an ambient
temperature between 10 °C
and 40 °C (50 °F and 104 °F)
for at least 30 minutes.
Please observe the notes
in the chapter "Measuring".
Perform the measurement
again.