FANUC Alarm ACAL-074 — No motion before DETECT.
FANUC ACAL-074 (“No motion before DETECT.”): No motion exists before the DETECT instruction. First check: Add a MOVE instruction before the DETECT instruction.
Updated 2026-09-17 · LogrobotLM reference
Description
No motion exists before the DETECT instruction. Detect instructions require a motion line preceeding them.
Remedy
Add a MOVE instruction before the DETECT instruction.
Related codes
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 →