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2.2 Power
When battery voltage reaches about 6 volts, the
display will exhibit a flashing: “LOW BAT” indication.
A minimum of 20 hours of operation time remains
upon initial appearance of the “LOW BAT” indication.
When the battery voltage drops below 5 volts, an
overload indications of three columns of dashes will
appear on the display in addition to the flashing
“LOW BAT” symbol.
The indicator uses a NEDA 1604 (or equivalent) 9
Volt battery. The battery will provide a minimum of
2000 hours of continuous thermocouple operation,
500 hours of RTD operation, or 1200 hours of
thermistor operation. To replace the battery, follow
these steps.
Note: The indicator must be OFF when
Replacing the battery.
Step 1: Place the indicator face down on a flat
surface and remove the four screws located in