ABB Error 20490 — SC arg OVR Speed exceeded

What it means · Ce que ça veut dire

SC arg OVR Speed exceeded — ABB robot hardware event on the SC arg OVR Speed exceeded (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

Override (OVR) Speed limit exceeded on mechanical unit arg . Le texte constructeur de ce code n'existe qu'en anglais dans les manuels ABB dont il provient. Il est reproduit tel quel ci-dessus ; le manuel de votre robot fait foi.

What to check · Que vérifier

• Inspect the SC arg OVR Speed exceeded, its wiring and connections first.
• Match this code against your robot's event-log timeline before swapping parts.
• Follow the French field checks below — they are the tested sequence for this fault.
• probable : If Override (OVR) is active, then OVR speed limitations will be active.
• - Decrease speed.
• - Deactivate OVR.

Frequently asked · Questions fréquentes

What does ABB error 20490 mean?

ABB 20490 (“SC arg OVR Speed exceeded”): SC arg OVR Speed exceeded — ABB robot hardware event on the SC arg OVR Speed exceeded (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

How do you troubleshoot ABB error 20490?

Inspect the SC arg OVR Speed exceeded, its wiring and connections first. Match this code against your robot's event-log timeline before swapping parts. Follow the French field checks below — they are the tested sequence for this fault.

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