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Gas calibration
January 2020
2. Allow the concentration to stabilize.
3. To abort the calibration process, press ▲ or ▼, otherwise the analyzer will perform
4. Press the appropriate button
54
Figure 6-7: Calibrate Zero for NH3
This screen gives a reading of the concentration of the selected gas that is present
as an impurity in the nitrogen calibration gas, as measured by the analyzer.
In the example shown the gas being measured is NH
has detected a concentration of 0.510 ppm (vol).
the ZERO CALIBRATION, either after waiting for the purge time, or when ► or
pressed, whichever is sooner. The result of the calibration will then be displayed, as
below.
Figure 6-8: Result
Option
Reference Manual
00809-0100-4244
(ammonia), and the analyzer
3
Description
To return to the Gas Service Screen.
is
Rosemount CT4400
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