Indicators and LEDs
The Ethernet module has a set of status LEDs that indicate the current status of the Ethernet
connection.
Promass 500 status LEDs
Promass 300 status LEDs
The meaning of the individual status LEDs is described in the table below.
LED | Color | Meaning |
|---|---|---|
1 Supply voltage | Off | Supply voltage is off or too low |
Green | Supply voltage is ok | |
2 Device status / module status | Off | Firmware error |
Green | Device status is ok | |
Flashing Green | Device is not configured | |
Flashing Red | A diagnostic event with "Warning" diagnostic behavior has occurred | |
Red | A diagnostic event with "Alarm" diagnostic behavior has occurred | |
Alternate Red / Green | The device restarts / self-test | |
3 Network status | Off | Device does not have an EtherNet/IP address |
Green | EtherNet/IP connection is active | |
Flashing Green | The device has an EtherNet/IP address but no EtherNet/IP connection is
active | |
Red | Duplicate EtherNet/IP address detected | |
Flashing Red | EtherNet/IP connection is in timeout mode | |
Alternate 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 |
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