ABB Error 20211 — Two channel fault, ENABLE chain

What it means · Ce que ça veut dire

Two channel fault, ENABLE chain — ABB robot hardware event on the Two channel fault, ENABLE chain (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

A switch in only one of the two ENABLE chains was briefly affected, opening the chain and then reclosing it, without the other chain being affected. The system goes to status SYS HALT. 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 Two channel fault, ENABLE chain, 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 : There may be a loose signal connection on either the axis computer or the panel board.
• The ENABLE chain is described in the Trouble Shooting Manual and Circuit Diagram.
• - 1) Check cables and connections.
• - 2) Make sure all signal connectors on the axis computer board and panel board are securely connected.
• - 3) If there is no loose connection, replace the faulty board.

Frequently asked · Questions fréquentes

What does ABB error 20211 mean?

ABB 20211 (“Two channel fault, ENABLE chain”): Two channel fault, ENABLE chain — ABB robot hardware event on the Two channel fault, ENABLE chain (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 20211?

Inspect the Two channel fault, ENABLE chain, 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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