ABB Error 20364 — Max number of Mechanical Unit Groups exceeded

ABB 20364 (“Max number of Mechanical Unit Groups exceeded”): “Max number of Mechanical Unit Groups exceeded” is an ABB IRC5 event of major severity.

Updated 2026-10-23 · LogrobotLM reference

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. How this reference is built →