Old Hand Fault Finder

ABB ACS580 7510: FBA A communication

What it means Cyclic communication between the drive and fieldbus adapter A, or between the PLC and adapter A, was lost.

✓ Checked against the manual (Oct 2026): meaning and actions match the official fault table. Manual page.

Likely causes

  • PLC stopped
  • Cable fault
  • Adapter settings

Checks, in order

  1. Check fieldbus status and cables
  2. Check parameter groups 50 to 53
  3. Check the master can communicate

Source

Source (reworded, not copied): ABB, ACS580 Standard Control Program Firmware Manual, 3AXD50000016097 Rev J (2025-10-01), Fault tracing, PDF page 561. Official manual (PDF). Fault numbers and names can differ between firmware versions.