Hach-Lange DR 5000 User Manual - Manual (Page 56)

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Standard Operations
Some barcode tests do not require a sample blank value to be
determined, as turbidity and color are dealt with during the test
procedure.
5.5.6 Update/edit barcode tests
5.5.6.1 Manual update of a barcode test
Using the data provided in the barcode, the instrument
automatically sets the measurement wavelength and factors. If a
discrepancy is detected between the barcode data and the stored
data or a new test is identified, the instrument requests an update.
Data types are described in Table 6 .
Enter the Name
Check the working procedure in advance to determine whether this
point needs to be changed.
1. Highlight the line containing Name and press Edit. Use the
alphanumeric keypad to enter the name indicated in the
working procedure.
2. Press OK to confirm.
Table 6 Program update options
Program point Description
Name Name of the analysis parameter
Version An abbreviation assigned by the user or the version number, etc. is entered here
Measurement process
Exact definition of the test: the number of wavelengths at which measurements are carried out,
the number of absorbance measurements needed, the keys to be used, any waiting periods
between measurements, etc.
Formula Definition of the evaluation formulas with which the test result is calculated
Variables
The number of variables shown in the display depends on the definition of the measurement
process and the formulas. Input of the numerical values of the wavelengths, factors, constants,
etc.
Timer 1, Timer 2,
Timer 3, Timer 4
This function can be used to enter abbreviations and defined times for up to four timers. Highlight
the appropriate line and press Edit.
The timers are activated or deactivated with the control boxes on the left of the display. In the
next column, a selection can be made from a list of names that describe the corresponding work
step. In the third column, the times for each active timer are entered.