Forum

Share:
Notifications
Clear all

6681 EFB comm loss Fault in ABB ACS580 Drive

2 Posts
1 Users
0 Reactions
898 Views
Posts: 18454
Admin
Topic starter
(@click2electro)
Member
Joined: 4 years ago

How can resolve problem 6681 EFB comm loss Fault in ABB ACS580 Drive ?

1 Reply
Posts: 18454
Admin
Topic starter
(@click2electro)
Member
Joined: 4 years ago

Cause : Communication break in embedded fieldbus (EFB) communication.

1. Check the status of the fieldbus master (online/offline/error etc.).

2. Check cable connections to the EIA-485/X5 terminals 29, 30 and 31 on the control unit.

Reply
Share: