Lenze EMF2112IB - Manual (Page 45)

Troubleshooting and fault elimination
7-5 BA2112EN
7.3 Activate fieldbus module
Activate the fieldbus module in connection with a controller.
Green LED on
permanently?
No
Switch on the controller or
check the INTERBUS-Loop
connection!
Yellow bus LED on?
Yes
OK
No
Yes
Start INTERBUS-Loop operation
Show/Hide Bookmarks