Amprobe 4308539 Manual De Uso página 12

Use the unit at around 30cm to get the best measurement
accuracy.
At longer distances, the target area shall be larger than
the distance divided by 8.
Please do not put the fingers on the housing for a long
period of time and cross the "B line" to prevent thermo
effect interference from measuring accuracy.
Reminders
1. Changes of surrounding ambient temperatures can
result in inaccurate readings. Allow time for the
unit to adapt to the change temperatures before
use. Specified accuracy applies after 30 minutes
when the tester adjusts to different environmental
temperatures..
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