6
4. BATTERY
INSTALLATION
AND
REPLACEMENT
Voltages present at the RTD may also be
present at the battery terminals. Always
disconnect the RTD when changing
batteries.
Weak batteries should not be left in the
instrument. Dead batteries can leak and
cause damage to unit.
The typical battery life is about 700 hours.
Selected settings are stored in memory and
will remain in memory even after power
is turned off, or while batteries are being
replaced.
1. Before
changing battery, turn
instrument off and disconnect probe.
2.
Loosen screw and lift battery cover off
the back of case.
3.
Remove the three AA batteries.
4. Insert
three
new batteries observing
polarity.
5.
Install cover and tighten screw.