FANUC Alarm ARC-045 — WARN Weld EQ Device is OFFLINE
FANUC ARC-045 (“WARN Weld EQ Device is OFFLINE”): ArcTool attempted to communicate with the Welding Equipment using the DeviceNet network, but could not be the link was not properly established. First check: Verify the Weld Equipment is ON.
Updated 2026-08-29 · LogrobotLM reference
Description
ArcTool attempted to communicate with the Welding Equipment using the DeviceNet network, but could not be the link was not properly established.
Remedy · Remède
Verify the Weld Equipment is ON. Verify the DeviceNet cable is connected. Check the DeviceNet I/O screen board status and device status.
Frequently asked · Questions fréquentes
- What does FANUC alarm ARC-045 mean?
- FANUC ARC-045 (“WARN Weld EQ Device is OFFLINE”): ArcTool attempted to communicate with the Welding Equipment using the DeviceNet network, but could not be the link was not properly established.
- How do you troubleshoot FANUC alarm ARC-045?
- Verify the Weld Equipment is ON. Verify the DeviceNet cable is connected. Check the DeviceNet I/O screen board status and device status.
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 →