Diagnostics and troubleshooting Liquiline CM442R/CM444R/CM448R
116 Endress+Hauser
11.2 Diagnostic information on the onsite display (optional)
Up-to-date diagnostic events are displayed along with their status category, diagnostic code and
short text. Clicking on the Navigator lets you retrieve more information and tips on remedial
measures.
11.3 Diagnostic information via web browser
The same information as for the onsite display is available via the web server.
11.4 Diagnostic information via fieldbus
Diagnostic events, status signals and more information are transmitted according to the
definitions and technical capability of the respective fieldbus systems
Implausible measured
values
Current output, incorrect
current value
No current output signal
Inputs defective First perform tests and take measures as outlined in
"Process-specific errors" section
Measuring input test:
– Connect the Memocheck Sim CYP03D to the
input and use this to test its function.
Incorrect adjustment Check with integrated current simulation, connect
mA meter directly to current output.
Load too large
Shunt / short to ground in current
loop
Base module defective Check with integrated current simulation, connect
mA meter directly to current output.
Problem Possible cause Tests and/or remedial measures
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