ABB Error 20480 — SC arg SST violation

What it means · Ce que ça veut dire

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

Safe Stand Still (SST) arg in Safety Controller (SC) is violated on mechanical unit arg axis 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 SST violation, 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.
• - Verify RAPID program.
• - Verify process equipment.
• - Check that movement is not ongoing when SST is active.
• - Check previous event messages.

Frequently asked · Questions fréquentes

What does ABB error 20480 mean?

ABB 20480 (“SC arg SST violation”): SC arg SST violation — ABB robot hardware event on the SC arg SST violation (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 20480?

Inspect the SC arg SST violation, 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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