Troubleshooting steps
Check network connections, verify device communication, reset network
HMI Error Codes
Red Lion E18 – Communication fault
Communication fault
Details
Red Lion E18 error on HMI indicates communication fault. Network communication error, device communication failure. Check network connections, verify device communication, reset network.
Error typecommunication
MeaningCommunication fault
Typical causesNetwork communication error, device communication failure
SolutionsCheck network connections, verify device communication, reset network
SeverityHigh
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Where this appears
Red LionE18
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What does E18 mean on Red Lion HMI?
E18 on Red Lion HMI indicates communication fault. Network communication error, device communication failure.
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