Pges
Operation
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Calibration data
The displayed information refers to the last calibration and has the
following meaning:
Calibration error
If the instrument could not determine any valid calibration data, for
example because wrong standard solutions were connected, "err"
appears on the right side of the time. The analyzer module switches to
the STOP mode. The "Calibration defective" message appears in the
measured value display. To continue to measure with the last valid
calibration data, first press
5
(= stop) to acknowledge the message
and then press
2
.
2.3
Service
The
Service
menu item opens a comprehensive service menu.
Note
The service menu and maintenance activities are described in detail in
chapter 3, M
AINTENANCE
.
Parameter
Meaning
Measuring range
Lower and upper limit of the measuring range,
citation form
Standard
Concentration of phosphate in standard B
ESTDA
Absorbance of standard A
ESTDB
Absorbance of standard B
a0
Zero crossing of the calibration lines
a1
Slope of the calibration lines
