LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free → · Le diagnostic IA qui lit la sauvegarde de votre robot, sans rien téléverser.

ABB Error 71300DeviceNet Bus communication warning

Error / Erreur

🇫🇷 DeviceNet Bus communication warning

ABB — CATALOGUE PRODUCTION

ABB 71300 (“DeviceNet Bus communication warning”): DeviceNet Bus communication warning — ABB robot hardware event on the DeviceNet Bus communication warning (IRC5).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

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

A minor number of communication errors occurred on DeviceNet bus arg . Normal operation will be maintained, even on the DeviceNet. 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 DeviceNet Bus communication warning, 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 : The fault may be caused by interference, power supply units and cables, or communication cables.
  • - 1) Make sure any terminating resistors are correctly connected.
  • - 2) Make sure all communication cables and connectors are working correctly and of the recommended type.
  • - 3) Check network topology and cable length.
  • - 4) Make sure the DeviceNet Power Supply unit is working correctly.

Frequently asked · Questions fréquentes

What does ABB error 71300 mean?
ABB 71300 (“DeviceNet Bus communication warning”): DeviceNet Bus communication warning — ABB robot hardware event on the DeviceNet Bus communication warning (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 71300?
Inspect the DeviceNet Bus communication warning, 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 →