Hach-Lange DR 6000 User Manual - Manual (Page 55)

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Standard programs
9. Select the required data analysis interval.
You can select between a fixed interval and an individually
adapted interval with start- and end date.
10. Press OK to confirm.
11. Choose an upper and lower control limit for the first and
second parameters and press Next to confirm.
12. In Ratio Settings you get all selected functions shown.
Press OK to confirm.
13. Select the ratio with the defined settings from the ratio
directory. Press Select.
A table with the defined values is shown.
Values outside the defined limits are displayed in red.
5.3.4.3 Interference Check (not available on all models)
The DR 6000 performs an automatic interfering ions check.
Typical interferences, such as chloride for nitrate, are detected
from defined concentrations and a warning note is shown. This
check is only carried out for barcode tests that are indicated with
identical sample IDs.
Example: