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Diagnostic messages
272
Festo – GDCP-CMMP-M3/-M0-C-CO-EN – 1510b – English
Error group 67
Modbus/TCP
No.
Code
Message
Reaction
67-0
-
Modbus/TCP: Timeout TCP/IP
configurable
Cause
Existing TCP connection between the host and the controller has
been disconnected.
Measure
Ethernet cable connected correctly? Host switched off or not
reachable?
67-1
-
Modbus/TCP: Timeout Modbus TCP/IP
configurable
Cause
TCP connection between host and controller still exists, but the
host does not send any more data.
Measure
Crashed host?
67-2
-
Modbus/TCP: Buffer overflow
configurable
Cause
Internal buffer for editing the data is full. Data sent from the host
faster than the controller can process it.
Measure
Reduce update time of the host.
67-3
-
Modbus/TCP: Telegram length too short
configurable
Cause
The data transmitted from the host data is too long. Host sends
less data than expected by the controller.
Measure
Correct data length in the host.
67-4
-
Modbus/TCP: Telegram length too long
configurable
Cause
The data transmitted from the host data is too long. Host sends
more data than expected by the controller.
Measure
Correct data length in the host.
Error group 68
EtherNet/IP (only CMMP-AS-...-M3)
No.
Code
Message
Reaction
68-0
-
EtherNet/IP: Serious fault
configurable
Cause
A serious internal error has occurred. It can be triggered by a de
fective interface, for example.
Measure
Try to acknowledge the error.
Carry out a reset.
Replace the interface.
If the error continues, contact Technical Support.
68-1
-
EtherNet/IP: General communication fault
configurable
Cause
A serious error was detected in the EtherNet/IP interface.
Measure
Try to acknowledge the error.
Carry out a reset.
Replace the interface.
If the error continues, contact Technical Support.
68-2
-
EtherNet/IP: Connection closed
configurable
Cause
The connection was closed via the controller.
Measure
A new connection to the controller must be established.