ABB Error 20590 — Open circuit mask not set

What it means · Ce que ça veut dire

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

The open circuit mask for brakes on Manipulator Control Board (MCB) arg is not set. The mask should be set from Process Interface Board (PIB) during start-up. This message will be given every time the brakes are released, until the open circuit mask on MCB is set. 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 Open circuit mask not set, 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 : IPS configuration on PIB is not loaded or configuration file for brake settings is missing.
• Check that IPS configuration is loaded during start-up.
• Check that IPS configuration file for brake settings are installed on PIB.

Frequently asked · Questions fréquentes

What does ABB error 20590 mean?

ABB 20590 (“Open circuit mask not set”): Open circuit mask not set — ABB robot hardware event on the Open circuit mask not set (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 20590?

Inspect the Open circuit mask not set, 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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