-Begin- Siemens, Mitsubishi, and Omron are the three most commonly used PLC brands in our automation industry. Today, I will share an analysis of the Mitsubishi PLC MC communication protocol.When learning the MC communication protocol, it is recommended to first master the Modbus communication protocol.The MC protocol of Mitsubishi PLC is a data communication protocol … Read more
Creating ST Programming Language Projects in Siemens and Mitsubishi PLCs In Siemens PLCs, the structured language is referred to as SCL, which is the ST language. In the current TIA Portal programming software, programs and data are presented in the form of “blocks”. The data block (DB) is equivalent to data registers in other PLCs. … Read more
In the automotive welding workshop, the operation screen suddenly displayed a “D840.3” communication alarm, indicating that the data interruption of equipment utilization rate between the PLC and the MES system has lasted for 23 minutes. At this time, although the production line is still running, the lack of quality traceability information will result in the … Read more
FX5U: Beginner’s Guide to Mitsubishi PLC and Practical Modbus Communication Imagine you have just taken over an automation renovation project, with five frequency converters standing like silent soldiers waiting for orders. An operator points to the flashing screen in the control room and asks, “Can the data from these devices be displayed in real-time?” Don’t … Read more
Search on WeChatYoung Electrician1. Communication between Wecon Touch Screen and Mitsubishi PLC Programming Port When communicating between the Wecon touch screen and the Mitsubishi 3U PLC programming port, a specific programming cable must be purchased to connect the touch screen and the PLC programming port, and communication parameters must be set. The 3U PLC does … Read more
Today, I will briefly introduce how to wire the Mitsubishi FX series PLC and how to download programs via RS-232. This simple explanation will help you quickly communicate with the PLC and run your own written programs. How to Communicate via RS-232 1. First, install the driver for the RS232 data cable: (1) Plug in … Read more
Follow “Jicheng Training” which has focused on automation education for 14 yearsMitsubishi PLC Common Questions Q: How to change the time zone on Mitsubishi R series PLC? A: Navigate to the window – [Parameters] – [R00CPU] – [CPU Parameters] – “Run Association Settings” – “Clock Association Settings” – “Time Zone” Q: How to read the … Read more
Today, let’s talk about the real-time data processing and task scheduling mechanism in Mitsubishi PLCs. These two concepts sound impressive, but they essentially refer to how PLCs can timely process data and arrange various tasks. This is crucial for industrial automation! Real-Time Data Processing: PLC’s “Sixth Sense” Basic Concept Real-time data processing simply means that … Read more
In industrial control, many devices have a certain sequence of actions, such as the handling of objects by robotic arms, sorting and packaging of workpieces on assembly lines, and process control on installation machinery. These actions are carried out step by step, and their workflow diagrams can be easily drawn. The automatic processing of workpieces … Read more
