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The PPC-R22.1 unit features a on the front panel. This display cycle through status and error codes.
When a fault occurs, the controller typically illuminates specific LEDs (Power, Run, Busy, Error) or logs a numeric/hexadecimal code within the IndraWorks or VisualLogic diagnostic interface. Misinterpreting these codes can lead to unnecessary component replacement, extended downtime, or even cascading machine damage. rexroth ppc-r22.1 fault codes
If your display shows , the controller is in "Ready" mode but waiting for the "Drive Enable" signal. This is not a fault; it simply means the system is waiting for a command from the PLC or operator to start the motors. The PPC-R22
| Code | Description | Cause | Remedy | |------|-------------|-------|--------| | 0x4001 | SERCOS phase jump error | Telegram length mismatch | Align MT (master telegram) length in drive and PPC | | 0x4022 | CP2 → CP3 transition timeout | No response from drive | Check fiber optic cable, drive address, SERCOS ring | | 0x4045 | Synchronization lost (>50 µs jitter) | EMI, faulty ring, clock drift | Replace optical cable, check grounding, use dedicated SERCOS switch | | Code | Description | Cause | Remedy
Often appear as a sequence starting with E (Error) or F (Fatal/Fault), followed by a specific number. Common PPC-R22.1 Fault Codes Potential Cause E205 Invalid Parameter Data
To effectively troubleshoot, one must identify the source of the fault.