Figure 5-6: Next Gas Service
If the reading is outside tolerance, follow the
5.1.2
Span verification
To verify the span gas concentrations measured by the analyzer when reference gas is
flowing:
Procedure
1. Use a certified reference gas cylinder as the source of the span verification gas.
2. Ensure that a pressure regulator is connected to the reference gas bottle.
3. Connect a hose from the reference gas bottle, through a T-piece, to the sample
supply port on the rear panel of the analyzer.
4. Connect an excess flow line to the unused port on the T-piece and route the excess
flow line to a suitable extractor.
5. On the display controller, browse to the
Main menu
.
6. Press
or
, select
GAS SERVICE
. Press
.
Figure 5-7: Main Menu
Verifying gas concentrations
Reference Manual
January 2020
00809-0100-4244
44
Rosemount CT4400
Summary of Contents for Rosemount CT4400
Page 1: ...Reference Manual 00809 0100 4244 Rev AA January 2020 Rosemount CT4400 Continuous Gas Analyzer ...
Page 32: ...Start up procedure Reference Manual January 2020 00809 0100 4244 32 Rosemount CT4400 ...
Page 40: ...Operating the analyzer Reference Manual January 2020 00809 0100 4244 40 Rosemount CT4400 ...
Page 64: ...Gas calibration Reference Manual January 2020 00809 0100 4244 64 Rosemount CT4400 ...
Page 96: ...Shutdown procedure Reference Manual January 2020 00809 0100 4244 96 Rosemount CT4400 ...
Page 98: ...Preventative maintenance Reference Manual January 2020 00809 0100 4244 98 Rosemount CT4400 ...
Page 100: ...Recommended spare parts Reference Manual January 2020 00809 0100 4244 100 Rosemount CT4400 ...
Page 105: ......