General Operation; Changing Display Units; Switching To 230V Operation - Fluke 9150 User Manual

7.1 Changing Display Units

The 9150 can display temperature in Celsius or Fahrenheit. The temperature
units are shipped from the factory set to Celsius. To change to Fahrenheit or
back to Celsius there are two ways:
1. Press the "SET" and "DOWN" simultaneously.
or
1. Press the "SET" key three times from the temperature display and then
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2. Press the "UP" or "DOWN" key to change units.
3. Press "SET" to store changes and then "EXIT" to display the temperature.

7.2 Switching to 230V Operation

The 9150 is switchable from 115 VAC to 230 VAC 50/60 Hz. Switching the
voltage can change the calibration, so the unit should be calibrated after
changing the input voltage.
To change from 115 VAC to 230 VAC
1. Unplug the unit.
2. With a small straight slot screwdriver remove the fuse holder from the PEM
3. Replace the two 12A F 250V fuses with two 6.3A F 250V fuses.
4. Replace the fuse holder with the "230V" in the display window.
5. Lay the unit on its side and with a small straight slot screwdriver, move the
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"EXIT" to show the units.
located on the back of the unit.
heater switches located on the bottom of the unit to display "230V".
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Chapter 7

General Operation

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