zewa 11110, Instruction Manual, Page: 22 / 32

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2) Disinfect the thermometer body with a cloth slightly moistened with
75% medical alcohol.
Do not use hot steam or ultraviolet radiation for disinfection.
Otherwise, the thermometer may be damaged or quickly aged.
Clean and disinfect the thermometer under the temperature of
+10
℃
~+40
℃
(50
℉
-104
℉
), the relative humidity of 15%~85%RH (no
condensation) and the barometric pressure of 86kPa~106kPa.
Maintenance
Preventive inspection & maintenance period
1) Ensure the safety of thermometer, and check whether it has potential
safety hazards in normal use each week, e.g. whether the lens is
broken, the shell has cracks and the sensing head is polluted. Do not
use the thermometer with potential safety hazard. Clean the
thermometer if not used for a long time.
2) Store the thermometer in a dry, dust-free, and well-ventilated place.
Make sure that the thermometer is not exposed to sunlight. Make sure
that the storage and transportation environments meet the
requirements.
3) Remove the batteries if the thermometer will not be used for more
than two months.