Latest PLCs Technical Articles

Every method of connecting to an industrial device—USB, serial, or Ethernet—poses challenges. For Ethernet, we often…

Every method of connecting to an industrial device—USB, serial, or Ethernet—poses challenges. For Ethernet, we often must adjust the IP address of our PC, not only the device itself.

Learn how to get started with Phoenix Contact’s PLCnext and Engineer software, a platform that ultimately provides a…

Learn how to get started with Phoenix Contact’s PLCnext and Engineer software, a platform that ultimately provides a PLC environment for plant control as well as an OS for more advanced IIoT projects.

Sensor networks with built-in logic functions can save cost and program execution speed, but what are those various logic…

Sensor networks with built-in logic functions can save cost and program execution speed, but what are those various logic functions, and when might they be preferred over normal PLC ladder logic?

Every automated cell requires a ‘brain’ in order to achieve the required tasks. How do you determine the necessary…

Every automated cell requires a ‘brain’ in order to achieve the required tasks. How do you determine the necessary I/O, communication protocols, and processor necessary for controlling your system?

Learn how to write a ladder logic program to assign a string value to a data register and share that register with any…

Learn how to write a ladder logic program to assign a string value to a data register and share that register with any HMI compatible with Mitsubishi’s MELSEC PLC series.

Sensors with timer functions advance modern automation systems, enhancing the precision and flexibility of in-process…

Sensors with timer functions advance modern automation systems, enhancing the precision and flexibility of in-process controls to ease the strict requirement for an external, clock-based logic CPU.

Learn how to use GT Designer 3 to create an interactive control system on Mitsubishi HMIs. With practical examples of…

Learn how to use GT Designer 3 to create an interactive control system on Mitsubishi HMIs. With practical examples of simple on/off bits, gain some understanding of HMI designing and programming.

Learn how to set up Ethernet/IP communications, including steps for both the FANUC controller and the Studio 5000…

Learn how to set up Ethernet/IP communications, including steps for both the FANUC controller and the Studio 5000 environment for a Rockwell PLC.

Learn how to use DirectSOFT6 to program discrete I/O functions in a Koyo DirectLOGIC PLC. Although these PLCs are older,…

Learn how to use DirectSOFT6 to program discrete I/O functions in a Koyo DirectLOGIC PLC. Although these PLCs are older, they are found in many existing automation installations.

Having separately covered Arduino’s microcontroller platforms and AutomationDirect Productivity PLCs, it’s time to…

Having separately covered Arduino’s microcontroller platforms and AutomationDirect Productivity PLCs, it’s time to take the wheel of the ProOpen, a PLC that combines modularity with C++ programming.

Controlling an industrial robot can be done through the use of well-crafted signal handshakes. Follow along as we dive…

Controlling an industrial robot can be done through the use of well-crafted signal handshakes. Follow along as we dive into several robot-to-PLC communication strategies.

There are a few options when it comes to tracking part data throughout a process or assembly of a machine. Follow along…

There are a few options when it comes to tracking part data throughout a process or assembly of a machine. Follow along as we explain just a few of the more common methods.

I/O mapping is the process of converting raw input and output data into specific tags, but how can we find a method for…

I/O mapping is the process of converting raw input and output data into specific tags, but how can we find a method for mapping I/O that is both efficient and scalable?

Learn how to use analog I/O devices with AutomationDirect’s Productivity series of PLCs and Productivity Suite…

Learn how to use analog I/O devices with AutomationDirect’s Productivity series of PLCs and Productivity Suite software. Wiring, configuring I/O, and programming will be a part of this tutorial.

Learn how to measure temperature using an RTD and a temperature transmitter to convert resistance into common analog…

Learn how to measure temperature using an RTD and a temperature transmitter to convert resistance into common analog voltage or current values for process control.

Shifting from manual code backup processes to more modern, automated solutions can provide more benefits to…

Shifting from manual code backup processes to more modern, automated solutions can provide more benefits to manufacturers, far above simply the time saved compared to manual techniques.

Creating custom alarm systems can be complicated and overwhelming, but they can also be very beneficial for equipment…

Creating custom alarm systems can be complicated and overwhelming, but they can also be very beneficial for equipment builders and integrators. Follow along as we build a custom alarm handling system.

Version control software allows manufacturers to automatically save code revisions across teams. Learn how Automation NTH…

Version control software allows manufacturers to automatically save code revisions across teams. Learn how Automation NTH leveraged this strategy to save countless hours and increase reliability.

Using a Raspberry Pi and the OpenPLC software platform, create a simple PLC that can be programmed in ladder diagrams…

Using a Raspberry Pi and the OpenPLC software platform, create a simple PLC that can be programmed in ladder diagrams with remote access and I/O monitoring dashboards.