"GATEWAY" LED

Status

Meaning

Information

Green

Illuminated

Operation/OK

No fault/no warning

Green

Flashes at 1 Hz, 50% on

Fieldbus warning
PDO OK

Warning 45.50

  • The fieldbus interface sub-component has signaled a warning.
  • Read the warning from the sub-component and derive measures for corrective action.
  • Process data communication is not affected.

Yellow

Illuminated

Gateway warning
PDO OK

All warnings except 45.x, but with 45.5 and 45.9

  • Process data communication is OK. A warning has occurred in the gateway; see fault message.
  • For 45.5: Engineering via the fieldbus interface no longer works, or only works to a limited extent; see fault description.
  • For 45.9: The gateway has detected a non-critical fault on the device-internal connection to the fieldbus interface.

Yellow

Flashes at 1 Hz, 50% on

Process data faulty or stopped

All warnings 45.x, except 45.5, 45.9, and 45.50

  • The process data connection to the controller is faulty; see fault message for corrective action.

Red

Flashes at 1 Hz, 50% on

Fault

All warnings that do not fall into the three categories above.

  • A fault has been detected on the gateway; see fault message for corrective action.