ABB Error 20501 — Emergency stop on panel active

What it means · Ce que ça veut dire

Emergency stop on panel active — ABB robot hardware event on the Emergency stop on panel active (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

Emergency stop on control panel has been activated. System is in emergency stop status. 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 Emergency stop on panel active, 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 : Emergency stop button on control panel has been activated.
• - 1 To resume operation, first release the emergency stop and acknowledge (reset ES stop).

Frequently asked · Questions fréquentes

What does ABB error 20501 mean?

ABB 20501 (“Emergency stop on panel active”): Emergency stop on panel active — ABB robot hardware event on the Emergency stop on panel active (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 20501?

Inspect the Emergency stop on panel active, 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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