Limit fault

What does 54 mean?

An incorrect limit switch is active, or the frequency is too low to accurately detect the direction of travel for the R&M Materials Handling Frequency Converter. This can lead to unexpected stoppages or prevent movement, indicating a problem with limit switch logic or motor speed feedback.

• Wrong limit switch is active
• Frequency is too low to detect motor direction

Click steps to track your progress.

1. 1

   Check the limit switch operation and its wiring connections