FANUC Alarm ARC-051 — WARN Weld EQ ONLINE: …
Manufacturer wording — WARN Weld EQ ONLINE: %s
The manual prints placeholders; your controller fills them in with the real group, axis or number.
FANUC ARC-051 (“WARN Weld EQ ONLINE: …”): ArcTool is communicating with the weld power supply. First check: This message is for notification and information.
Updated 2026-09-17 · LogrobotLM reference
Description
ArcTool is communicating with the weld power supply. The version number of the power supply is shown.
Remedy
This message is for notification and information. It does not indicate a problem.
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 →