Creating Custom Data Types (DDT) in Control Expert | Schneider M340 PLC

Описание: In this tutorial, we explain how to create a new Data Type (DDT) in Control Expert (Unity Pro) for a Schneider Electric Modicon M340 PLC.

You will learn step by step:
✅ How to open the Data Types editor in Control Expert
✅ How to define and create a new Derived Data Type (DDT)
✅ How to add members (BOOL, INT, REAL, WORD, etc.) inside your custom data type
✅ How to use your created data type when declaring PLC variables
✅ How to organize and reuse data types across multiple projects

This is useful for applications like machine modules, process control, packaging lines, and any project where structured programming and reusability are important.

📌 Tools Used:

Control Expert (Unity Pro)

Schneider Modicon M340 PLC