13. Cause Unknown.
14. Contact (
Related information
Measurement invalid flag
7.5.3
Measurement invalid flag
Potential cause
Pressure or temperature is out of range.
Recommended actions
1. Check display controller to assess which measurements are invalid.
2. All gas readouts are invalid.
3. Use the display controller to check pressure and cell temperature.
4. Pressure and temperature are both within range.
5. Hardware failure.
6. Contact (
Potential cause
Pressure or temperature is out of range.
Recommended action
1. Check display controller to assess which measurements are invalid.
2. All gas readouts are invalid.
3. Use the display controller to check pressure and cell temperature.
4. Pressure is out of range.
5. Refer to Analysis cell pressure out of range.
Potential cause
Pressure or temperature is out of range.
Recommended action
1. One gas readout is invalid.
2. Refer to Single gas reading invalid
Related information
Single gas reading invalid
Analysis cell pressure out of range
Reference Manual
Troubleshooting and diagnostics
00809-0100-4244
January 2020
Reference Manual
81
Содержание Rosemount CT4400
Страница 1: ...Reference Manual 00809 0100 4244 Rev AA January 2020 Rosemount CT4400 Continuous Gas Analyzer ...
Страница 32: ...Start up procedure Reference Manual January 2020 00809 0100 4244 32 Rosemount CT4400 ...
Страница 40: ...Operating the analyzer Reference Manual January 2020 00809 0100 4244 40 Rosemount CT4400 ...
Страница 64: ...Gas calibration Reference Manual January 2020 00809 0100 4244 64 Rosemount CT4400 ...
Страница 96: ...Shutdown procedure Reference Manual January 2020 00809 0100 4244 96 Rosemount CT4400 ...
Страница 98: ...Preventative maintenance Reference Manual January 2020 00809 0100 4244 98 Rosemount CT4400 ...
Страница 100: ...Recommended spare parts Reference Manual January 2020 00809 0100 4244 100 Rosemount CT4400 ...
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