Diagnostics and troubleshooting Proline Promass F 300 EtherNet/IP
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LED Color Meaning
Red The EtherNet/IP address of the device has been
assigned twice.
Flashing red EtherNet/IP connection is in the "time out" mode.
Flashing red/green The device restarts/self-test.
4 Port 1 active:
Ethernet/IP
Off Not connected or no connection established.
White Connected and connection established.
Flashing white Communication not active.
5 Port 2 active:
Ethernet/IP and
service interface (CDI)
Off Not connected or no connection established.
Yellow Connected and connection established.
Flashing yellow Communication not active.