Troubleshooting - Fluke 9150 User Manual

This section contains information on troubleshooting, CE Comments, and a
wiring diagram.
13.1 Troubleshooting Problems, Possible Causes, and
Solutions
In the event that the instrument appears to function abnormally, this section may
help to find and solve the problem. Several possible problem conditions are
described along with likely causes and solutions. If a problem arises, please read
this section carefully and attempt to understand and solve the problem. If the
problem cannot otherwise be solved, contact Hart Scientific Customer Service for
assistance (1-801-763-1600). Be sure to have the model number and serial
number of your instrument available.
Problem
Incorrect temperature
reading
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Possible Causes and Solutions
Incorrect calibration parameters. Find the values for CT1,
CT2, CT3, CE1, CE2, and CE3 on the Report of Calibration
that was shipped with the instrument (or from subsequent
calibrations of the instrument). Reprogram the parameters
into the Model 9150 memory (see Section 8.12, Calibration
Parameters). Allow the instrument to stabilize and verify the
accuracy of the temperature reading.
Memory scrambled. The memory may be scrambled due to
a power surge or other aberration. Initialize the system by
performing the Factory Reset Sequence.
Factory Reset Sequence. Hold the SET and EXIT buttons
down at the same time while powering up the instrument.
After the instrument displays , release the buttons.
The display shows 9150, and then displays the firmware
version. After performing the master reset sequence, all of
the configuration parameters are reset to their default
values. Reprogram the calibration parameters into the
Model 9150 memory (see Section 8.12, Calibration
Parameters) and any other applicable configuration
parameters. Allow the instrument to stabilize and verify the
accuracy of the temperature reading.
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