Photometry - Xylem wtw pHotoFlex pH Quick Start Manual

Operation
Measuring the
concentration
12

Photometry

1 Press the <M> key (long pressure) repeatedly until the
Photometry measuring mode is selected.
2 Press the <M> key (short pressure) repeatedly until the
measured parameter, Concentration is selected.
First concentration measurement
®
with the pHotoFlex
Photometry \ Concentration
i Select program
with <PROG>
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From the second concentration measurement, the data of the program
last used is automatically displayed here.
With <> <> you can quickly switch between the ten programs last
used.
3 Open the Program number display with <PROG>,
enter the required program number with the number keys and
confirm with <START/ENTER>.
or (from the second concentration measurement):
Select a program out of the last ten programs with <> <>.
The program data is displayed.
If a program number is selected that requires a measured blank value,
the menu automatically guides to the blank value measurement.
Photometry \ Concentration
i Insert sample
i Start measurement
with <START>
1: A5/25 MC
16 mm
0.20 - 6.51 mg/l
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4 Insert the cell (see page 9).
Second and all further
pH concentration measurements
Photometry \ Concentration
i Select program
with <PROG>
or with
1: A5/25 MC
16 mm
NH4-N
®
pHotoFlex pH
NH4-N
0.20 - 6.51 mg/l
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ba75977d04 11/2018