Hach-Lange DR 6000 User Manual - Manual (Page 86)

86
Expanded programs
The entered and measured data is shown in the table.
Note: If you want to delete a standard concentration, activate the
corresponding line and tap on the Delete symbol. For 13 mm round cells,
a 10-times rotary measurement is automatically performed.
12. Press Graph.
The entered and measured data is shown as a calibration
curve.
Note: The correlation coefficient (r 2 ) is shown on the left below the
axes.
The linear equation corresponds to the standard setting.
13. Press Next graph.
The presentation changes to polynomial curve of the second
order.
14. Press Next graph.
The presentation changes to polynomial curve of the third
order.
15. Press Force 0 to change the setting from Off to On. The
curve then passes through the origin of the coordinate
system.
Note: This can have a detrimental effect on the correlation
coefficient (r
2 ).
16. Tap on Back to go back to the values table, or on Done to
go to the methods overview.
17. Go to section 6.1.1.4, page 87 .
Calibration using "Enter formula"
1. Press Enter formula.
2. Press Continue.