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XD9000 is a Profinet bus coupler. A single coupler can expand up to 32 I/O modules! This article will explore the application of plug-in remote IO modules and reveal the tips and precautions of Profinet bus couplers in the STEP7 configuration process.

STEP7-MicroWINSMART software configuration steps:

1. Install the GSD file according to the instructions below.

2. Select the PLC you are using. Take our ST20 as an example and connect the CPU:

3. After the PLC is successfully connected, search for our Profinet. After the search is successful, modify the device name and remember the device name. It must be consistent in the subsequent configuration.

4. Configure the profinet slave station:

5. Add a coupler:

6. Add IO module:

7. Download to PLC:

8. Forced test: Force the CPU to RUN mode:

Force output:

In summary, during the STEP7 configuration process of the Profinet bus coupler of the plug-in remote IO module, it is very important to pay attention to details such as network settings, remote IO module selection and layout, parameter settings and debugging techniques.