BF-D

PROFINET Device Communication Error

Phoenix Contact · AXC F 1050 Controller

What does BF-D mean?

This fault indicates a communication error when the AXC F 1050 operates as a PROFINET device. It signifies either a complete absence of PROFINET communication due to no link status on the Ethernet interfaces, or a lack of communication connection to the PROFINET controller despite an active link.

Common Causes

  • No PROFINET communication, indicated by an absence of link status on the Ethernet interfaces.
  • Link status is present on the Ethernet interfaces, but no communication connection has been established with the PROFINET controller.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify physical Ethernet cable connection between the AXC F 1050 and the PROFINET controller.

  2. 2

    Check the PROFINET configuration of the AXC F 1050 (as a device) and the PROFINET controller to ensure compatibility.

  3. 3

    Observe link and activity LEDs on the AXC F 1050's Ethernet interfaces and the PROFINET controller's corresponding port.

  4. 4

    Confirm that the PROFINET controller has established an active communication connection to the AXC F 1050.

Browse all codes in this manual (9)
Verified technical data. Last updated: March 2026

Related Faults

Source: Phoenix Contact AXC F 1050 Controller