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• In the first case press the CFM key to confirm calibration .
The meter will proceed showing the scrolling message
“Press CFM to confirm the current buffer or right to es-
cape” (to prevent from confirming the calibration point
inadvertently) .
• Pressing again CFM the secondary LCD will display the
second calibration point .
• Set the
HI931001
or
HI8427
simulator to 350 mV and
follow the same procedure as for the first point .
• If the measured value is not close to the calibration value,
the meter will remain in the WRONG status until the read-
ing becomes unstable or the calibration mode is exited
(by pressing the CAL key) .
