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Operation
HORIBA
14/ 24
NOx Converter Checker CC-100E
5 Operation
Overview of the test procedure:
Prepare the converter as described in the chapter "Installation" and allow the downstream analyser to
warm up.
NOTE
Preparation and settings
Prepare the following:
Use an ozone number of 5 or more.
Make sure that the flow rate in the analyser does not fluctuate during the test.
Do not change the flow rate during the test.
Prepare a data entry sheet (see example below).
On the CC-100E
At the analyser
Status
Reading log
Select the operating
mode of the
analyser
Select the NO mode
Press the UP key
once
The N2 gas flows
into the analyser.
Step "Z" (zero
calibration of the
analyser)
Perform a zero
calibration after the
reading has become
stable.
Press the UP key
once
The NO gas flows
into the analyser.
Step "A" (range
calibration of the
analyser)
Perform the range
calibration after the
reading has become
stable.
Reading (A)
Press the UP key
once
The NO and O2 gas
flows into the
analyser
Step (a)
Reading (a)
Press the UP key
once
The O3 gas flows
into the analyser
Step (b)
Set the measured
value (ozone) to 10%
to 20% of the
measuring range.
NO2 is produced,
which decreases the
NO value
Reading (b)
Press the UP key
once
Step (c)
Changing the mode
from NO to NOx
Reading (c)