Rockwell-automation 20-COMM-M Modbus/TCP Adapter Manual do Utilizador descarregar pdf (Página 54)

5-2 Troubleshooting

20-COMM-M Modbus/TCP Adapter User Manual

Publication 20COMM-UM014C-EN-P

PORT Status Indicator

This red/green bicolor LED indicates the status of the adapter’s connection

to the drive as shown in the table below.

MOD Status Indicator

This red/green bicolor LED indicates the status of the adapter as shown in

the table below.

Status Cause Corrective Action

Off The adapter is not powered or is not properly

connected to the drive.

• Securely connect the adapter to the drive using the Internal

Interface (ribbon) cable.

• Apply power to the drive (or adapter if mounted in a DPI

External Comms Kit).

Flashing Red The adapter is not receiving a ping message from

the drive.

• Verify that cables are securely connected and not damaged.

Replace cables if necessary.

• Cycle power to the drive (or adapter if mounted in a DPI

External Comms Kit).

Steady Red The drive has refused an I/O connection from the

adapter.

Another DPI peripheral is using the same DPI port

as the adapter.

Important: Cycle power to the drive (or adapter if mounted in a

DPI External Comms Kit) after making any of the following

corrections:

• Verify that all DPI cables on the drive are securely

connected and not damaged. Replace cables if necessary.

• Verify that the DPI drive supports Datalinks.

• Configure the adapter to use a Datalink that is not already

being used by another peripheral.

Steady Orange The adapter is connected to a product that does not

support Allen-Bradley DPI communications.

Connect the adapter to a product that supports Allen-Bradley

DPI communications (for example, a PowerFlex 7-Class drive).

Flashing Green The adapter is establishing an I/O connection to the

drive.

No action required. Normal behavior if no DPI I/O is enabled.

Steady Green The adapter is properly connected and is

communicating with the drive.

No action required.

Status Cause Corrective Action

Off The adapter is not powered or is not properly

connected to the drive.

• Securely connect the adapter to the drive using the Internal

Interface (ribbon) cable.

• Apply power to the drive (or adapter if mounted in a DPI

External Comms Kit).

Flashing Red The adapter has failed the firmware test.

The adapter is being flash upgraded.

• Clear faults in the adapter.

• Cycle power to the drive (or adapter if mounted in a DPI

External Comms Kit).

• If cycling power does not correct the problem, the adapter

parameter settings may have been corrupted. Reset

defaults and reconfigure the adapter.

• If resetting defaults does not correct the problem, flash the

adapter with the latest firmware release.

Steady Red The adapter has failed the hardware test. • Cycle power to the drive (or adapter if mounted in a DPI

External Comms Kit).

• Replace the adapter.

Flashing Green The adapter is operational, but is not transferring

I/O data.

• Verify that the controller can send messages to the adapter.

• Normal behavior if no DPI I/O is enabled.

Steady Green The adapter is operational and transferring I/O data. No action required.

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