Diagnostics and troubleshooting
Liquiline System CA80CR
130
Hauser
11
Diagnostics and troubleshooting
If a diagnostics message occurs, the display alternates between the diagnostics message and the
measured value in the measuring mode.
The color of the display background changes to red if a diagnostics message for error category
"F" occurs.
11.1 General troubleshooting
11.1.1 Troubleshooting
A diagnostic message appears on the display or via the fieldbus measured values are not
plausible, or you identify a fault.
1. See the Diagnostics menu for the details on the diagnostic message.
Follow the instructions to rectify the problem.
2. If this does not help: Search for the diagnostic message under "Overview of diagnostic
information" (
134) in this manual. Use the message number as a search criterion.
Ignore the letters indicating the Namur error category.
Follow the troubleshooting instructions provided in the last column of the error tables.
3. Contact the Service Department if you cannot rectify the error yourself. Only cite the error
number.
11.1.2 Process errors without messages (for sensors)
see Operating Instructions "Memosens", BA01245C
11.1.3 Device-specific errors
Problem
Possible cause
Tests and/or remedial measures
Dark display
No supply voltage
Check if voltage supplied.
Basic module defective
Replace basic module
Values appear on display
but:
– Display does not
change and / or
– Device cannot be opera-
ted
Module not wired correctly
Check modules and wiring.
Impermissible operating system
condition
Switch off device and switch it on again.
Содержание Liquiline System CA80CR
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