ABB Error 20453 — SC arg: Wrong Sync. Position

What it means · Ce que ça veut dire

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

The positions of the supervised mechanical units do not match the synchronization positions defined in the safety configuration for Safety Controller (SC) arg on 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: Wrong Sync. Position, 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.
• - Check that all supervised mechanical units are positioned at the configured synchronization position.
• - Check that the synchronization switch is working properly.
• - Check that motor calibration and revolution counters are updated and correct.
• 4.4 2 xxxx - Check that the synchronization position in the safety configuration is correct.
• - Check for configuration error.

Frequently asked · Questions fréquentes

What does ABB error 20453 mean?

ABB 20453 (“SC arg: Wrong Sync. Position”): SC arg: Wrong Sync. Position — ABB robot hardware event on the SC arg: Wrong Sync. Position (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 20453?

Inspect the SC arg: Wrong Sync. Position, 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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