Fluke SERIES II 51 - Manual (Page 6)

51-54 Series II
Product Overview
4
Warning (cont.)
• Models 52 and 54: 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.
• 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.
• Do not throw batteries into a fire to prevent explosion.
• Follow local laws or regulations when disposing
batteries.
• Match the + and − polarities of the battery with the battery
case.