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1918
Symptom Possible Cause Description & Solution
In ear or forehead mode,
T > 42.9°C (109.2°F)
3 short beeps and red backlit
for 3 seconds.
In ear or forehead mode,
T < 32ºC (89.6ºF)
3 short beeps and red backlit
for 3 seconds.
2.5V ± 3% ≦ power voltage
≦2.6V±3%
The battery level is low, it
suggests you to replace the
battery, but you can continue
to use it.
The power voltage is
lower than 2.5V± 3%.
It will turn off automatically
after 30 seconds. Please
replace with a new battery
13. SYMBOLS
Symbol Description
Type BF applied part.
Information about a manufacturer
Please read the instructions carefully.
Waste electrical materials should be sent to a
dedicated collection point for recycling.
SN Serial number
LOT Batch number
IMPORTANT
Inaccurate reading or thermometer damage may
occur if the thermometer is not correctly used.
IP22 2 Protected against solid foreign objects of 12,5
mm Ø and greater ；
2 If keep the thermometer in 15 degree angle, it
still can prevent the water drop.
14. EMC INFORMATION
Guidance and manufacturer ’s declaration-electromagnetic emissions
The infrared thermometer is intended for using in the electromagnetic
environment specified below. The customer or the user
of the infrared thermometer should assure that it is used in such an
environment.
Emissions test Compliance Electromagnetic
environment-guidance
RF emissions
CISPR 11
Group 1 The infrared thermometer uses RF
energy only for its internal function.
Therefore, its RF emissions are very
low and are not likely to cause and
interference in nearby electronic
equipment.
RF emissions
CISPR 11
Class B The infrared thermometer is suitable
for use in all establishments other
than domestic and those directly
connected to the public low-voltage
power supply network that supplies
buildings used for domestic
purposes.
Harmonic emissions
IEC 61000-3-2
N/A
Voltage fluctuations
/flicker emissions
IEC 61000-3-3
N/A
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