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Hach 2100AN - Deleting a Single ASC Point; Deleting All ASC Points

Hach 2100AN
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90
SECTION 10, continued
10.5 Deleting a Single ASC Point
Any ASC data point can be deleted individually. Point 3 of the MGL example is
deleted in the following procedure.
1. Press
UNITS/EXIT until the desired ASC unit name appears (MGL in this
example). Press
CAL/ZERO to select the ASC calibration mode. The large
display flashes
EDIT?.PressENTER to initiate editing. The left digit of the
unit description flashes. Press
ENTER to accept the unit’s name.
2. The mode display flashes
01 to indicate that the point 1 value of 0.0000 NTU is
shown in the large LED display. Press the up arrow key until
03 flashes in the
mode display and
0.5420 NTU appears in the large display. Press the right
arrow key to initiate editing of point number 3.
3. The large display shows
0.5420 NTU with the decimal point flashing. Press
ENTER to accept the decimal point location. The left digit flashes. Use the up
and down arrow keys until an
X appears in the display. Press ENTER to delete
the point.
4. The mode display flashes
03 to indicate that point 3 is displayed. The large
LED display of
----- NTU indicates the point 3 value is deleted. Press
CAL/ZERO to store the modified ASC calibration.
Note: The deleted data point is replaced by blanks and is not used in the calibration
curve calculation.
10.6 Deleting All ASC Points
Either of the ASC nonlinear curves can be deleted completely and returned to the
factory
-1- or -2- setting. The MGL calibration is deleted in the following example.
1. Press
UNITS/EXIT until the desired ASC unit name appears (MGL for this
example). Press
CAL/ZERO to enter the ASC calibration mode. The large
display flashes
EDIT?. Press up or down until DEL? flashes in the display.
Press
ENTER to delete all MGL data and return to -1- or -2-.
Note: All of the data for the selected ASC unit is cleared when ENTER is pressed with DEL?
flashing in the display. Press UNITS/Exit before pressing
ENTER to cancel deleting the
ASC data points.

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