23
Continued...
Settings
Tap on: "Settings" --> "Calibration and indexing" --> "Index cuvette". Before you start the
measurement, slowly turn the sample cuvette upside down 2-3 times and leave the sample
undisturbed for 2-3 minutes. The sample cuvette with the standard is now ready for measurement.
Indexing of a cuvette for turbidity measurement:
Please select a cuvette that you use exclusively for the turbidity measurement. This must not
be used for any other test! Production-related irregularities (in the glass of the cuvettes) may be
present on the cuvettes. To ensure reproducible results, the cuvettes must be indexed. For indexing,
a measurement is performed at a total of 7 points on each cuvette. The inscription on the lid is used
to identify these 7 locations on the cuvette.
Attention:
that its position corresponds to the
• Fill a dry, residue-free cuvette up to the mark with turbidity-free water (see below) and replace the lid.
• Hold the cuvette by the lid and remove all dirt residues with a microfiber cloth.
• Switch on the PrimeLab 2.0 and place the cuvette in the measuring shaft.
1. Make sure that the "0" (zero) on
Preparation:
the label of the cuvette lid is upside
down from your point of view and
arrow of the PrimeLab 2.0.
2. Tap on "Measure".
the point ( • ) of the inscription of
arrow of the device
the on the lid is aligned with the
4. Tap on "Measure".
3. Turn the cuvette clockwise until
PrimeLab2.0
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