This guide explains hardware, programming basics, common instructions, special modules, networking and maintenance for Mitsubishi Electric FX3U/3G series PLCs.
About this manual
The guide focuses on Mitsubishi Electric's latest generation of small programmable controllers, covering the FX3U/3G series and related product families. It provides a systematic overview of the controller's development, hardware structure, programming fundamentals, common instructions, software tools, special function modules, and network communication.
Each chapter is written to be read sequentially or selectively, offering detailed explanations, programming examples, and real‑world engineering applications. The document also includes sections on system maintenance, troubleshooting, and practical usage tips for engineers and technicians. This manual is written in Chinese.
What's inside
- Overview of the FX3U/3G series
- System composition and I/O configuration
- Programming basics and instruction set
- Software introduction and usage
- Analog and high‑speed pulse I/O functions
- Network communication and applications
- Peripheral modules and special functions
- System maintenance and practice
Frequently asked questions
What programming languages are available for the FX3U/3G series PLC?
The guide lists the types of programming languages supported for the series.
Can the fiber optic network positioning module be used independently?
No, the module cannot be used alone; it must be connected to the series.
Does the guide cover network communication for the controllers?
Yes, it includes a section on network communication and its applications.