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Validate using the internal validation cell
Simplified validation
94
A validation cell is integrated in the transmitter unit. It can be swiveled into
the beam path to easily validate the functioning of the analyzer. The valida-
tion cell applied generates an NH
Note: Validation of the sample component H
to check the position of the water line in the spectrum (see section Check
absorption lines in the spectrum (see page 96)).
Proceed as follows:
Step
Procedure
Prerequisite: The connection to the instrument software is estab-
lished and the user is logged in as Operator.
1
In the main menu, click on "Instrument status".
The Instrument status menu is displayed.
The measured value now displayed for NH3 (1.61 ppm in the exam-
ple) will be automatically subtracted from the measured value
displayed later (see step 2).
Operating instruction LS4000 for NH
set point of 80% of the upper range value.
3
O is not required. It is sufficient
2
and H
O
3
2
OI/LS4000/NH3/H2O-EN
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