First Test Programming PLC Lollette FX3U 14MR / LE3U / FX3U / FX3UC Ladder Part 2

Continuing with the revision of PLC Lollette, this time we will use the Gxwork2 we will make our first code download to plc, we will create a very basic routine to test it. I bought this PLC in the online store Aliexpress, for less than 30 dollars !!!. there are many versions and variations that…

Testing Industrial Platform Groov and ESP8266 NodeMCU

This time we will test the Groov platform, but what is groov? Is a solution (IIoT) created by Opto22 for the visualization, control and monitoring of industrial equipment from pc, mobile devices, tablets, smartphones and smart tv. It supports SNAP PAC controllers, Modbus TCP / IP devices and other PLC controllers from other brands such…

Introduction to OPC Servers

The OPC (OLE for Process Control) is a communication standard in the field of control and monitoring of industrial processes, based on Microsoft technology, which provides a common interface for communication that allows individual software components to interact and share data. The OPC communication is done through a client-server architecture. The OPC server is the…