PLC Tutorials

This article is about communication between InTouch SCADA and Allen Bradley PLC with a ladder logic example with screenshots. InTouch

This article is about the configuration of input and output tags while establishing communication between SCADA and PLC using Siemens

What Is FIFO in Rockwell PLC Programming?  FIFO is a special programming instruction that can be used in the applications

This article is about the use of midline instruction in the siemens PLC. Many times, in industrial PLC programming we

OPC (Object Linking and Embedding for process control) was released in 1996 by the OPC Foundation and was soon adopted

What is Namur digital input card? And what it is used for?  If you open the hardware configuration in the

This article is about communication between WinCC and TIA portal using simple programming examples and screenshots. Wincc and Tia Portal

Siemens S7-300 CPUs suffix explanation  If you are in a new project and want to use Siemens S7-300 CPUs you

In Siemens S7 300 CPUs, there is a series of LED lights with different colors which shows us the modes,

The memory structure of Siemens PLC First of all, let’s take a short look at all the types of Memories