Practical Tips and Techniques
Serial communication protocol. This is usually RS232 or RS485.
The Do-More PLC P2P Modbus Scanner Communication within the Do-More Designer Software offers a powerful and streamlined solution for integrating Modbus devices into your PLC system. With its advanced features and seamless integration capabilities, this Modbus Application empowers you to unlock new levels of efficiency and productivity in your industrial automation applications. A peer-to-peer (P2P) … Read more
The CM5 industrial HMI from the C-more series is a competent and versatile human-machine interface packed with several advanced features and functionalities not typically found in an operator panel. This latest addition to the C-more series has been specifically designed to cater to the requirements of industrial automation applications, providing a dependable and user-friendly interface … Read more
We will now look at communication between the Productivity 2000 PLC (Modbus TCP Server) and Node-RED (Modbus TCP Client). Node-RED is a powerful, adaptable HMI/SCADA (Supervisory Control and Data Acquisition) development package that uses flow programming. Minimal coding is required; you can see the program flow visually. The best thing is that the software is … Read more
The XY-MD02 temperature and humidity sensor uses Modbus RTU for communication. Modbus RTU (serial) works as a master (client) to slave (server) communication protocol. To add this sensor to an existing network as another unit number, you must set it up first. We will be using the Simply Modbus Master software in demo mode to … Read more
Using Modbus RTU (RS485), we will connect the XY-MD02 Temperature and Humidity Sensor to the Click PLC. The Click will be the Client (Master), and the Sensor will be the Server (Slave). This is an ideal sensor to place in a panel to ensure that the panel is within a working temperature and humidity range. … Read more
The Productivity 2000 series of PLCs has five built-in communication ports for easy connectivity to your PC or various industrial networks. Serial protocols like Modbus RTU can be utilized with the RS232 or RS485 ports on this PLC. Modbus RTU (Serial) is an open (published) protocol that uses the Master / Slave architecture. It’s a … Read more