Guide C640 Guia De Inicio Rapido página 32

Phenomena
Inaccurate
temperature
measurement
Cause
Failure in focusing on the
target
Wrong parameters related to
temperature measurement
Failure in non-uniformity
correction for a long time
Temperature measurement
immediately after start
Failure in calibration for a
long time
Measures
Focus manually or automatically
to make the image clear, and
then read the temperature
Change the parameter setting,
or directly restore the default
parameter value
Set the Customize button as
compensation in the menu, press
the physical Customize button
and perform a non-uniformity
correction when you hear the
shutter sound
To ensure the accuracy of
temperature measurement, you
are recommended to wait for 5
to 10 minutes after turning on
the thermal imager and before
temperature measurement.
To obtain accurate temperature
measurement results, you
are recommended to send
the thermal imager back for
calibration once a year
EN
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