Burkert Type 8750 - Manual (Page 48)

48
Error messages
Typ 8750
16.1. error messages on field bus
devices
display cause remedial action
MFI fault Not possible,
device defective. Field bus board
defective. Not possible,
device defective.
Tab. 34: Error messages on field bus devices
On PROFIBUS DP
display
device
state
remedial action
BUS offline
is displayed
approx. every
3 seconds Offline. Device is not connected to the
bus.
• Bus connection including plug
configuration correct?
• Power supply and bus con-
nection of the other nodes
correct?
BUS no
connection
is displayed
approx. every
3 seconds Online, no
connection
to the master Device is connected correctly to
the bus, the network access pro-
cedure has ended without errors,
however there is no established
connection to the master.
Tab. 35: Error messages PROFIBUS DP
On DeviceNet
display device state remedial action
BUS offline
is displayed
approx. every
3 seconds Offline. Device is not connected to
the bus, the network access
procedure (duplicate MAC-ID
test, duration approx. 2 s) has
still not ended or device is
only active network node
• Baud rate correctly set
across network?
• Bus connection including
plug configuration correct?
• Power supply and bus
connection of the other
nodes correct?
BUS no
connection
is displayed
approx. every
3 seconds Online, no
connection to
the master Device is connected correctly
to the bus, the network
access procedure has ended
without errors, however there
is no established connection
to the master.
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