179
Maintenance and troubleshooting
Type 8792, 8793 REV.2
For Ethernet/IP, PROFINET, Modbus TCP
Display
(is displayed
approx. every
3 seconds)
Device state
Explanation
Troubleshooting
BUS no
connection
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.
•
New connection established by
master.
BUS
critical err
Critical bus
error.
Other device with the same
address in the network.
BUS offline
due to communi-
cation problems.
•
Change address of the device
and restart device.
•
Fault analysis in the network
with a bus monitor.
Table 69:
Error message Ethernet/IP, PROFINET, Modbus TCP
For BUES device
Display
(is displayed
approx. every
3 seconds)
Device state
Explanation
Troubleshooting
BUS no
connection
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.
•
New connection established by
master.
BUS
critical err
Critical bus
error.
Other device with the same
address in the network.
BUS offline
due to communication
problems.
•
Change address of the device
and restart device.
•
Fault analysis in the network
with a bus monitor.
Partner not
found
Partner not
found
A configured partner (Producer)
cannot be found.
•
Check that the configured
partner is switched on and con-
nected to the büS network.
•
Check the bueS mapping using
the Communicator.
Table 70:
Error message BUES device
english
Summary of Contents for 8792
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