Diagnostics and troubleshooting Proline Promass E 500 PROFIBUS PA
236 Endress+Hauser
12.7.4 Diagnostic of process
Diagnostic information Remedy instructions
No. Short text
803 Current loop 1. Check wiring
2. Change I/O module
Measured variable status
Quality Bad
Quality substatus Process related
Coding (hex) 0x28 to 0x2B
Status signal F
Diagnostic behavior Alarm
Influenced measured variables
–
Diagnostic information Remedy instructions
No. Short text
830 Sensor temperature too high Reduce ambient temp. around the sensor housing
Measured variable status [from the factory]
1)
Quality Uncertain
Quality substatus Process related
Coding (hex) 0x78 to 0x7B
Status signal S
Diagnostic behavior Warning
Influenced measured variables
• Oscillation amplitude 1
• Oscillation amplitude 2
• Signal asymmetry
• Carrier mass flow
• Carrier pipe temperature
• Target corrected volume flow
• Carrier corrected volume flow
• Concentration
• Oscillation damping 1
• Oscillation damping 2
• Density
• Oil density
• Water density
• Dynamic viscosity
• Sensor electronic temperature (ISEM)
• Empty pipe detection option
• GSV flow
• GSV flow alternative
• Kinematic viscosity
• Low flow cut off option
• Mass flow
• Oil mass flow
• Water mass flow
• HBSI
• NSV flow
• NSV flow alternative
• External pressure
• Exciter current 1
• Exciter current 2
• Oscillation frequency 1
• Oscillation frequency 2
• S&W volume flow
• Reference density
• Reference density alternative
• Corrected volume flow
• Oil corrected volume flow
• Water corrected volume flow
• Oscillation damping fluctuation 1
• Oscillation damping fluctuation 2
• Frequency fluctuation 1
• Frequency fluctuation 2
• Target mass flow
• Carrier volume flow
• Target volume flow
• Temp. compensated dynamic viscosity
• Temp. compensated kinematic viscosity
• Temperature
• Status
• Volume flow
• Oil volume flow
• Water volume flow
• Water cut
1) Diagnostic behavior can be changed. This causes the overall status of the measured variable to change.
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