weewell WTN500 Mode D'emploi page 11

The screen displays the message "LO" When using the Non-
contact Body Infrared Thermometer the message Lo can show
on the screen.
The temperature analyzed is under the measuring range
selected, either less than 32°C (90°F) in Body mode or less than
0°C (32°F) in Surface mode.
This message displays in various cases - please find below a list of the main
cases.
Reasons for "LO" or "HI" message
display
Temperature reading hampered by
hair, perspiration etc.
Temperature hampered by an air
The measuring distance is too far
From high/low temperature
condition to room temperature
taking the body temperature
Advice
Make sure that there is no
obstruction prior to taking a
temperature
Make sure there is no air flux
as this could interfere with the
infrared system
Please respect the measuring
distance (between 5 to 15cm
- 2 to 5.9 in).
W aiting for 10 minutes before
WTN550 USER MANUAL
I
11