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Chapter 9. TROUBLESHOOTING
9.2.3
Detected Temperature Value Unreadable from the CPU Module.
CPU module cannot read the temperature conversion value.
RUN LED is turned off.
Yes
No
RUN LED is flickering
Yes
No
The use channels are correctly specified.
No
Yes
Wires are correctly connected to the specified channel.
No
Yes
Replacing the RTD input module with another one correct
the temperature conversion value.
Yes
No
The base unit hardware defect
See Section 9.2.5
See Section 9.2.2
See Section 9.2.1
Check the use channels and correctly specify them.
Perform correctly the wiring with referring to
Section 2.5.
See Section 9.2.5
9 - 3
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Table of Contents
Troubleshooting
