Connection procedure (Ethernet)

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Connection procedure (Ethernet)

overview

In this article, we will explain how to connect each WAGO device via Ethernet.

 

 

Compatible models

List of compatible devices

Connection method

Series/Model etc.

Connection Unit

Supported drivers

Ethernet

Ethernet Fieldbus Coupler

・750-341

・750-342

・750-352

・750-841

・750-842

・750-843

WAGO-Ethernet

WAGO I/O System

 

[Connection protocol]

Modbus/TCP

 

Ethernet Fieldbus Controller

・750-871

・750-880

・750-881

 

 

Settings Dialog Details

Ethernet Common

 

PC settings

c_plc_0650

 

 

•Computer IP address
The IP address of your computer. If you select Automatic, a default IP address will be set.

 

•Computer port number
Port number on the computer side. If you set it to "Automatic", an available port will be selected.
If you want to communicate using TCP instead of UDP, set it to Automatic.

 

Unit side settings

c_plc_0651

 

 

•Unit IP Address
The IP address of PLC.

 

•Ping test
Perform a ping test. If successful, it means that the network is physically connected.

 

•Unit Port Number
The port number of the PLC. You can also use an environment variable.

 

Communication details

c_plc_0652

 

 

•Waiting time
Response timeout from PLC.

 

•Retry count
When a communication error occurs, the system will retry the specified number of times.

 

•protocol
Select UDP or TCP.

 

•Share the PC port number with other PLCs
In the case of this PLC, this has no particular meaning.

 

Other detailed settings

c_plc_0653

 

 

•Minimum Communication Interval
Specifies the waiting time on the PC side after receiving a device value from PLC and before the next transmission.