Latest PLCs & PACs Technical Articles

With the first fuzzy logic-based controllers on the market in 1983, learn how the Japanese-born automation company,…

With the first fuzzy logic-based controllers on the market in 1983, learn how the Japanese-born automation company, Omron, adopted fuzzy logic as a basis for the design of its current PLCs.

Learn about proportional gain and proportional band, two key proportional control concepts, to better understand the most…

Learn about proportional gain and proportional band, two key proportional control concepts, to better understand the most popular control system method in industrial automation.

Despite the many overlaps, PLCs and RTUs are two different devices, each with specific suitable applications.

Despite the many overlaps, PLCs and RTUs are two different devices, each with specific suitable applications.

There are three main types of numeric values that must be handled by a PLC: boolean, integers, and floating point. These…

There are three main types of numeric values that must be handled by a PLC: boolean, integers, and floating point. These last floating-point values can create the most confusion for programmers and technicians.

You are bound to encounter two terms associated with sensors and some loads: ‘NPN’ and ‘PNP’. You must understand…

You are bound to encounter two terms associated with sensors and some loads: ‘NPN’ and ‘PNP’. You must understand the relationship between the field device and the control module in order to choose and install components properly when needed.

PLC and other automation project software can be easier and more efficient to update and maintain thanks to the…

PLC and other automation project software can be easier and more efficient to update and maintain thanks to the introduction of Git control, already a staple for typical programming of large-scale projects.

Learn how one small farm in a rural community is upgrading production with advanced technology in several ways to…

Learn how one small farm in a rural community is upgrading production with advanced technology in several ways to overcome staff shortages, product demand, and regulatory compliance.

Though not a direct replacement for PLCs, Raspberry Pi has the potential to be used in industrial automation applications…

Though not a direct replacement for PLCs, Raspberry Pi has the potential to be used in industrial automation applications for prototyping, embedded systems, and as a low-cost process controller.

Learn how to prototype an industrialized OpenPLC Arduino PLC control station concept. This hands-on project will…

Learn how to prototype an industrialized OpenPLC Arduino PLC control station concept. This hands-on project will illustrate converting a relay ladder control circuit into a Ladder Diagram (LD) program.

Raspberry Pi is a low-cost, educational single-board computer platform with the potential for industrial applications. In…

Raspberry Pi is a low-cost, educational single-board computer platform with the potential for industrial applications. In this article, we discuss the purpose of Raspberry Pi as well as its hardware and software.

Explore the design of a servo pick and place sample case using B&R Automation Studio, from the project creation to the…

Explore the design of a servo pick and place sample case using B&R Automation Studio, from the project creation to the configuration of the controller, drives, and motion axes. 

Learn how to use the boolean bitwise functions AND, OR, XOR, and NOT in your PLC programming, as well as some…

Learn how to use the boolean bitwise functions AND, OR, XOR, and NOT in your PLC programming, as well as some instructions used to change the position of bits and bytes in your INTs and DINTs.

While not a direct replacement for PLCs, there are industrial automation applications built using Arduino, including…

While not a direct replacement for PLCs, there are industrial automation applications built using Arduino, including prototyping, embedded systems, and low-cost PLC simulators.

The control and visualization of power plant processes through SCADA improves the supervision, coordination, and security…

The control and visualization of power plant processes through SCADA improves the supervision, coordination, and security of the power system operations.

Learn how to move data through arrays using LFL, LFU, FFL, and FFU instructions, as well as a technique on cycling data…

Learn how to move data through arrays using LFL, LFU, FFL, and FFU instructions, as well as a technique on cycling data through an array by putting it in the front and letting it drop out the back using CPS instructions.

Arduino’s open-source, microcontroller-based platform has revolutionized academic and hobbyist spaces, providing a low…

Arduino’s open-source, microcontroller-based platform has revolutionized academic and hobbyist spaces, providing a low cost, accessible introduction to engineering and programming.

While B&R PLC controllers are quite different from typical PLCs, Automation Studio offers tools and features that make…

While B&R PLC controllers are quite different from typical PLCs, Automation Studio offers tools and features that make programming them less intensive. In this article, we’ll discuss how to program B&R PLCs with Automation Studio.

Sequential Function Chart (SFC) is a graphical programming language among the languages identified by IEC 61131-3…

Sequential Function Chart (SFC) is a graphical programming language among the languages identified by IEC 61131-3 programming languages and standard for PLC programming using ladder logic.

The ability to utilize an array effectively is a fundamental skill in becoming a PLC programmer, but it can also be very…

The ability to utilize an array effectively is a fundamental skill in becoming a PLC programmer, but it can also be very complex and difficult to master. Let’s do a run-down of arrays and some of their complexities!