FANUC Alarm ARC-212 — Arclink ch%d CAN-Enet conflict
FANUC ARC-212 (“Arclink ch%d CAN-Enet conflict”): A CANbus card has been detected for an Arclink communications channel that has already been assigned as an Arclink-over-Ethernet channel. First check: Assign the Ethernet connection to a different channel to make this channel available for use by the CANbus card.
Updated 2026-08-29 · LogrobotLM reference
Description
A CANbus card has been detected for an Arclink communications channel that has already been assigned as an Arclink-over-Ethernet channel.
Remedy · Remède
Assign the Ethernet connection to a different channel to make this channel available for use by the CANbus card.
Frequently asked · Questions fréquentes
- What does FANUC alarm ARC-212 mean?
- FANUC ARC-212 (“Arclink ch%d CAN-Enet conflict”): A CANbus card has been detected for an Arclink communications channel that has already been assigned as an Arclink-over-Ethernet channel.
- How do you troubleshoot FANUC alarm ARC-212?
- Assign the Ethernet connection to a different channel to make this channel available for use by the CANbus card.
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 →