Fluke 50D User Manual
Page 6
50S & 50D
Users Manual
4
W
Warning (cont.)
•
Model 50D: Measurement errors may occur if voltages on
the measurement surfaces result in potentials greater
than 1 V between the two thermocouples. When potential
differences are anticipated between the thermocouples,
use electrically insulated thermocouples.
•
Do not operate if any voltage is present at the
measurement surface.
•
When servicing the thermometer, use only specified
replacement parts.
•
Do not use the thermometer with any part of the case or
cover removed.
Caution
To avoid damaging the thermometer or the equipment
under test.
•
Use the proper thermocouples, function, and range for
your thermometer.
•
Do not attempt to recharge the batteries.
•
To prevent explosion, do not throw batteries into a fire.
•
Follow local laws or regulations when disposing
batteries.
•
Match the
+
and
−
polarities of the battery with the
battery case.