Retrieving The Factory Calibration - Hach POCKET COLORIMETER II Instruction Manual

4. The left digit will flash. Press
appear after the numeral 9.)
5. Press
READ/ENTER
Note: The minimum number of valid points is two. For example, if five points have been
entered, three can be deleted using this feature.
6. Press
MENU

Retrieving the Factory Calibration

1. Select the range to restore factory default calibration. See
on page 2—4.
2. Press and hold the
Note: If the meter does not display USER followed by CAL after pressing the
factory calibration cannot be modified on this channel.
3. Press the
4. Press the
factory default calibration.
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to delete. Repeat for all points to be deleted.
to return to the measurement mode.
key until "USER", then "CAL" appears.
MENU
key to find dFL.
ZERO/SCROLL
key to select dFL and restore the instrument to the
READ/ENTER
User-Entered Calibration,
until "dEL" appears. ("dEL" will
ZERO/SCROLL
2—25
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Switching Ranges
电话：0431-85178766
continued
key, the
MENU