wtw PhotoLab Spektral Operating Instructions Manual page 54

5 Measuring the concentration
5.2 Measuring using reagent tests with AutoSelector
Always align rectangular cells as follows:
vertically
at the right stop of the cell shaft
the frosted side to the front
The 10 mm cell, unlike the 20 mm and 50 mm
cells, stands loose in the cell shaft and is not
guided.
Place the cell in the right end of the cell shaft.
The cell aligns automatically to the correct po-
sition due to gravity.
24
→ Insert the AutoSelector into the round cell shaft.
AutoSelector
→ Align the line mark to the notch of the photometer.
Line mark
Barcode
The photometer reads the barcode and automatically
selects the relevant method.
Method and citation form are displayed in the header
of the display.
→ Insert the rectangular cell.
The measurement starts automatically.
The AutoSelector serves to transmit the code for
the reagent test to the photometer.
If the photometer does not recognize the rect-
angular cell inserted,
→ Press
once again,
→ with
or
rectangular cell (10 mm, 20 mm, 50 mm),
→ confirm with
select the relevant
.