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ABB Error 50178Non optimal movement

Error / Erreur

🇫🇷 Non optimal movement

ABB — CATALOGUE PRODUCTION

ABB 50178 (“Non optimal movement”): Non optimal movement — ABB robot hardware event on the Non optimal movement (IRC5).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

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

Required torque too high. Manual adjustment of acceleration or speed is needed. 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 Non optimal movement, 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.
  • Reduce acceleration (AccSet 50 100) in this movement, restore it afterwards (AccSet 100 100).
  • Optimize performance by search for max acceleration 50-99.
  • Alternatively, reduce speed.

Frequently asked · Questions fréquentes

What does ABB error 50178 mean?
ABB 50178 (“Non optimal movement”): Non optimal movement — ABB robot hardware event on the Non optimal movement (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 50178?
Inspect the Non optimal movement, 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.

Related codes / Codes liés

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →