Lenze 2131IB - Manual (Page 50)

Troubleshooting and fault elimination
7-5 BA2131EN
7.3 Activate the fieldbus module
Activate the fieldbus module in connection with a controller.
Is the green
LED (BUS) on?
no
Switch on the controller and/or
supply the 2131 fieldbus module
separately
Is the yellow
LED (BUS) blinking?
Start PROFIBUS
yes
Replace the 2131
fieldbus module
Is the yellow
LED (BUS) blinking?
OK
no
no
yes
Are the
configuration identifiers in
the master
correct?
yes
Correct
the identifiers
no
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