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FANUC Alarm ARC-087 — STOPL Invalid conversion factor data

FANUC ARC-087 (“STOPL Invalid conversion factor data”): The conversion factor data is invalid. First check: Please set conversion factor more than 2 tables

Updated 2026-09-17 · LogrobotLM reference

Description

The conversion factor data is invalid. It must be filled more than 2 tables at least. But the value of the second table is zero.

Remedy

Please set conversion factor more than 2 tables

Related codes

ARC-085STOPL Incomplete of conversion factor setupARC-086STOPL Invalid of binary data in conversion factorARC-088STOPL Over selected AO factor No.ARC-090WARN Weld disable by reason

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 →