Hach DR 2800 user manual Select the measuring range, Select the chemical evaluation form

Standard Operations

•Otherwise, press Barcode Programs in the Main Menu. and insert the blank or sample cuvette/vial (depending on the working procedure) in cell compartment #1.

The measurement is started automatically and the results are displayed.

To evaluate other cuvette/vial tests and other parameters, insert the prepared cuvette/vial into the cell compartment and read the result.

5.5.2 Select the measuring range

Some tests can be used for different measuring ranges. After the sample cuvette/vial has been inserted, a list of the different measuring ranges is displayed.

Select the required measuring range by highlighting the appropriate line.

Press Start Permanent if this measuring range is to apply to all subsequent measurements.

Changing the standard setting

In the result display, press Options>More>Permanent: On. The

key will change to Permanent: Off.

5.5.3 Select the chemical evaluation form

The chemical form of the test result of a number of parameters can be selected individually.

In the result display, press the unit (e.g. mg/L) or the chemical representation of the evaluation form (e.g. PO43––P). A list of possible evaluation forms is displayed, from which the required form can be selected. Press OK to confirm.

Another way of changing the standard setting is:

1.In the result display, press Options>More>Chemical Form. A list of available evaluation forms appears.

2.Select the required chemical form and press OK to confirm.

Note: The selected chemical form is displayed, but does not become the default. To change the default, see section 5.5.3.1.

52