ProMinent DULCOMETER Assembly And Operating Instructions Manual page 53

ð The calibration is now saved as successful if the values for
'SLOPE' are both 'OK' .
Incorrect calibration
Should the result of the calibration lie outside the specified tolerance limits, an
error message appears 'ERR' . In this case the current calibration will not be
applied.
Check the prerequisites for the calibration and clear the error. Then repeat the
calibration
15. Then press
unsuccessful)
Operating menus for the measured variables pH and ORP
to confirm the result or to terminate the calibration (if necessary, as
'ZERO' and
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