ABB Error 50189 — Relay signal not found

What it means · Ce que ça veut dire

Relay signal not found — ABB robot hardware event on the Relay signal not found (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The signal arg for relay arg is not found in the I/O configuration. The mechanical unit using this relay is ignored. 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 Relay signal not found, 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 I/O signal definitions and system parameters definition in topic Motion and type Relay.

Frequently asked · Questions fréquentes

What does ABB error 50189 mean?

ABB 50189 (“Relay signal not found”): Relay signal not found — ABB robot hardware event on the Relay signal not found (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 50189?

Inspect the Relay signal not found, 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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