Lenze 2131 - Check PROFIBUS

Troubleshooting and fault elimination
7-4
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BA2131EN
7.2 Check PROFIBUS
Short testingofthePROFIBUSsystemintheevent offaultyinitialization.The diagnosticsinformation
of the PROFIBUS fieldbus modules in the host must be considered.
For troubleshooting it can be reasonable to reduce the bus so that only one unit is connected to the
PROFIBUS.
Switch on all units or
disconnect all switched-off
units from the PROFIBUS
Are all units
connected to the
PROFIBUS
switched on?
PROFIBUS
initialization
ok?
yes
Reduce thenumber of
units connected to the
PROFIBUS
until the unit in question is
the last one connected.
Reconnect a unit
no
yes
Replace the unit
no
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