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Encoder Quadrature Error
Allen-Bradley · PowerFlex 700
Was bedeutet 90 ?
Both encoder channels (A and B) changed state within a single clock cycle. This suggests an issue with the encoder signal quality, possibly due to electrical noise or a damaged encoder, causing incorrect speed or position feedback.
Häufige Ursachen
- Encoder signals A and B are reversed or swapped.
- Encoder pulses are inconsistent or noisy.
- Incorrect encoder resolution set in drive parameters (e.g., P4-01).
- Faulty encoder or internal logic issue.
Reparaturschritte & Checkliste
Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.
- 1
Check for externally induced noise on encoder cabling (e.g., proximity to power cables, proper shielding and grounding).
- 2
Replace the encoder unit.
Verifizierte technische Daten. Zuletzt aktualisiert: March 2026
Verwandte Fehlercodes
Quelle: Allen-Bradley PowerFlex 700