ABB Error 90511 — Safety Controller Servo-Lag Limit exceeded
Error / Erreur🇫🇷 Safety Controller Servo-Lag Limit exceeded
ABB — CATALOGUE PRODUCTION
ABB 90511 (“Safety Controller Servo-Lag Limit exceeded”): Safety Controller Servo-Lag Limit exceeded — ABB robot hardware event on the Safety Controller Servo-Lag Limit exceeded (IRC5).
Updated 2026-08-29 · LogrobotLM reference
What it means · Ce que ça veut dire
Safety Controller Servo-Lag Limit exceeded — ABB robot hardware event on the Safety Controller Servo-Lag Limit exceeded (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.
The safety controller for drive module arg has detected a too big difference between the ordered and actual position on axis arg . The safety controller will stop all robot movements. 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 Safety Controller Servo-Lag Limit exceeded, 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 : - A collision has occurred.
- - Incorrect load definition in the robot program.
- - Incorrect configuration of external axes.
- - A function has been activated that result in greater servo lag, such as soft servo or force control.
- - If there was a collision, check the robot and perform a new synchronization if required.
Frequently asked · Questions fréquentes
- What does ABB error 90511 mean?
- ABB 90511 (“Safety Controller Servo-Lag Limit exceeded”): Safety Controller Servo-Lag Limit exceeded — ABB robot hardware event on the Safety Controller Servo-Lag Limit exceeded (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains…
- How do you troubleshoot ABB error 90511?
- Inspect the Safety Controller Servo-Lag Limit exceeded, 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 →