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ABB Error 515External equipment fault

Error / Erreur

🇫🇷 Equipement Externe

GÉNÉRATION S2 / S3 — CODES HISTORIQUES (5xx & SOUS-CODES)

ABB 515 (“External equipment fault”): External equipment fault — ABB robot hardware event on the external equipment (S2/S3). Likely part: Equipement Externe (external equipment).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

External equipment fault — ABB robot hardware event on the external equipment (S2/S3). Seen across controller generations. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

Pas de réponse de l'équipement externe après l'envoi de l'instruction EXTPOS.

What to check · Que vérifier

  • Inspect the external equipment, 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.
  • Vérifier l'alimentation et la logique de commande de l'équipement externe connecté.
  • À savoir : Similaire aux erreurs d'E/S de récupération de soudage (110494) sur IRC5.

Part to check / replace · Pièce à contrôler / remplacer

ABB 515 points to the hardware below — start here before ordering. · 515 met en cause l'organe ci-dessous : commencez par là.

Tap a part for every code that points to it — and verify the exact variant for your controller before ordering. · Touchez une pièce pour tous les codes qui la citent ; vérifiez la variante exacte avant commande.

Frequently asked · Questions fréquentes

What does ABB error 515 mean?
ABB 515 (“External equipment fault”): External equipment fault — ABB robot hardware event on the external equipment (S2/S3). Seen across controller generations. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.
How do you troubleshoot ABB error 515?
Inspect the external equipment, 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.
Which part is involved in ABB 515?
515 points to Equipement Externe (external equipment). Confirm the real cause against the robot backup before replacing a part.

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 →