Modbus (131)

The connection between Controller and PLC via ModbusTCP is disturbed.

The cause of the error can be detailed by the Sub-ID:

0 - Cannot create Modbus Socket

When initializing the Ethernet-socket for modbusTCP connection can not be created. Check Ethernet-connection.

1 - Cannot bind Port

When initializing the Ethernet-port for modbusTCP connection can not be reserved. Check Ethernet-connection.

2 - Cannot Init Modbus: Listen failed

When initializing the Ethernet-port for modbusTCP connection can not be opened. Check Ethernet-connection.

3 - Cannot Establish Connection: Out of Mem

A connection request via modbusTCP port may not be edited due to insufficient memory. Please contact the development department.

4 - Send Queue full

Too Many packets are waiting for sending via network interface. Check Ethernet-connection.

5 - Timeout Receive from SPS

No packet from PLC has been received within set time in parameter 3001. Check Ethernet-connection.  

6 - Queue: try to delete non existent element

In the transmit queue an element to be deleted does not exist.

7 - Queue: try to delete element with childs

In the transmit queue an element to be deleted which is not the last one..

Fehleraktion

Durch diesen Fehler wird keine Aktion ausgeführt.

Troubleshooting

The error can be acknowledged by an Error-Reset.