FANUC Alarm ARC-212 — Arclink ch… CAN-Enet conflict
Manufacturer wording — Arclink ch%d CAN-Enet conflict
The manual prints placeholders; your controller fills them in with the real group, axis or number.
FANUC ARC-212 (“Arclink ch… 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 2026-09-17 · 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
Assign the Ethernet connection to a different channel to make this channel available for use by the CANbus card.
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 →