Latest PLCs & PACs Articles

User-defined data types (UDTs) are a powerful and useful tool when applied to their full advantage. However, misused,…

User-defined data types (UDTs) are a powerful and useful tool when applied to their full advantage. However, misused, they can become problematic and introduce roadblocks to troubleshooting and upgrading PLC programs.

Triggering a machine by an external event often requires a pulse timer for OpenPLC Pulse Timer control. Here’s a brief…

Triggering a machine by an external event often requires a pulse timer for OpenPLC Pulse Timer control. Here’s a brief tutorial on how an M5Stack Core can offer a simple, effective low-cost Arduino OpenPLC HMI solution.

ABB has added new products with enhanced capabilities to the XIO series of controllers with the aim of improving upstream…

ABB has added new products with enhanced capabilities to the XIO series of controllers with the aim of improving upstream efficiency in the oil and gas industries.

Industrial automation industry leader, Steven Kuehn, joins Control Automation as the new Editor-in-Chief.

Industrial automation industry leader, Steven Kuehn, joins Control Automation as the new Editor-in-Chief.

Driving motors is one of the most fundamental automation tasks, but understanding and selecting the proper motor soft…

Driving motors is one of the most fundamental automation tasks, but understanding and selecting the proper motor soft starter for your application may require more investigation than you thought.

The quality of content from our educational site comes from understanding our audience and your needs. Help give us the…

The quality of content from our educational site comes from understanding our audience and your needs. Help give us the best snapshot of today’s control industry, along with a free chance to win one of several Amazon card prizes!

What are these terms, PLC, PAC, RTU, DCS, SCADA? Why are they so important to industrial robotics and automation? Explore…

What are these terms, PLC, PAC, RTU, DCS, SCADA? Why are they so important to industrial robotics and automation? Explore how each different piece functions to build a comprehensive automated system.

Many articles address the wiring and implementation of analog control signals, but where are they used, and what might…

Many articles address the wiring and implementation of analog control signals, but where are they used, and what might make them a better (or perhaps worse) decision than digital input/output devices?

Digital signals hold a prominent position due to their compatibility with computers. But what are digital signals, and…

Digital signals hold a prominent position due to their compatibility with computers. But what are digital signals, and what are some examples of the various devices used with digital inputs and outputs?

Last year, Beckhoff created the MX-System for cabinetless automation control, and has recently updated the power supply…

Last year, Beckhoff created the MX-System for cabinetless automation control, and has recently updated the power supply modules to be compatible with drives, robotics, and conveyance devices.

Structured Text (ST) is one of the common IEC programming languages that can be used in programming PLCs. Learn how to…

Structured Text (ST) is one of the common IEC programming languages that can be used in programming PLCs. Learn how to use structured text to write executable programs for MELSEC’s FX series PLC.

Mathematical operations are essential in PLC programming as they help in creating an argument output that is based on…

Mathematical operations are essential in PLC programming as they help in creating an argument output that is based on proportionality and numbers. Learn how to implement mathematical operations in FX and Q Series PLCs.

After an amazing first half in 2023, with site records being broken in many categories, we have you, our viewers, to…

After an amazing first half in 2023, with site records being broken in many categories, we have you, our viewers, to thank! But what content have you been enjoying most? Articles, forums, the textbook?

Rockwell Automation’s Micro800 series is the modern replacement for some older MicroLogix PLCs. Learn how to get…

Rockwell Automation’s Micro800 series is the modern replacement for some older MicroLogix PLCs. Learn how to get started with basic I/O, plus timers and counters, to build your own programs in a snap!

Tower lights can offer vital information about automated cell status from a distance via visual cues. Leuze has announced…

Tower lights can offer vital information about automated cell status from a distance via visual cues. Leuze has announced the TL 305 series of tower lights to provide robust, customizable indicator options.

Stepper motor control can be useful for motion applications. Learn the circuit connection and programming instructions…

Stepper motor control can be useful for motion applications. Learn the circuit connection and programming instructions for implementing stepper motor control using GX Works 2 on MELSEC FX-Series PLCs.

OnLogic, manufacturer of rugged industrial computers, adds to its existing line of IPCs with a product that boasts…

OnLogic, manufacturer of rugged industrial computers, adds to its existing line of IPCs with a product that boasts connecting to new and legacy components with extended array of communication options.

Implementing PID control in a PLC is far more complicated than textbooks would make it appear. There is more to the…

Implementing PID control in a PLC is far more complicated than textbooks would make it appear. There is more to the process than simply picking gain (k) values and calculating an output value.

GX Simulator2 is one of MELSOFT’s essential tools for the simulation of programs in a virtual PLC and works with GX…

GX Simulator2 is one of MELSOFT’s essential tools for the simulation of programs in a virtual PLC and works with GX Works2. Learn how to virtually simulate and test your ladder programs.