Some controllers and network devices have one port, while others have two. Why is there a difference, and what advantages does having two network ports actually provide?
Some controllers and network devices have one port, while others have two. Why is there a difference, and what advantages does having two network ports actually provide?
Function block diagram (FBD) programming is a common language for PLCs following the IEC 61131 standard. What is FBD, and…
Function block diagram (FBD) programming is a common language for PLCs following the IEC 61131 standard. What is FBD, and how does it differ from the familiar ladder logic programs?
Analog voltage and current are the dominating standards for industrial technology. Is one format better than the other?…
Analog voltage and current are the dominating standards for industrial technology. Is one format better than the other? And if so, why do both signal types still exist in modern systems?
A walkthrough and discussion of a simple web-based HMI solution that could modernize your current HMI technology stack.…
A walkthrough and discussion of a simple web-based HMI solution that could modernize your current HMI technology stack. The first step in the process involves sending data from a device to a server.
Control.com’s Director of Engineering got to explore IO-Link sensors and what he found might surprise you! Although…
Control.com’s Director of Engineering got to explore IO-Link sensors and what he found might surprise you! Although still considered an “emerging” technology, it’s clear IO-Link technology boasts several bonafide benefits over traditional sensors.
Understanding the building blocks of s-domain analysis and magnitude response theory can go a long way in helping…
Understanding the building blocks of s-domain analysis and magnitude response theory can go a long way in helping engineers predict how and why some system design choices are made over others.
Refining and integrating a front-end HMI application to an API middle layer with real-time data display and historian…
Refining and integrating a front-end HMI application to an API middle layer with real-time data display and historian capabilities for short-term data visualization.
Learn the first steps in focusing on the integration of a front-end HMI application to an API middle layer.
Learn the first steps in focusing on the integration of a front-end HMI application to an API middle layer.
The middle layer, or API layer of a custom-built HMI project involves a server that can submit or receive data to and…
The middle layer, or API layer of a custom-built HMI project involves a server that can submit or receive data to and from a device, either to provide the user interface or interact with the machine.
Some workplaces are more dangerous than others, not because of the practices, but rather the products. Where do…
Some workplaces are more dangerous than others, not because of the practices, but rather the products. Where do explosions occur, and what practices exist to reduce such risk for equipment and workforce?
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.
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.
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?
Using the right motor for the right task is critical - but what happens if the motor is connected to the wrong supply? It…
Using the right motor for the right task is critical - but what happens if the motor is connected to the wrong supply? It is never recommended, but important to quickly understand symptoms of incorrect wiring.
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.
Three-phase motors are a backbone of the modern industrial control landscape. But plenty of applications still rely on…
Three-phase motors are a backbone of the modern industrial control landscape. But plenty of applications still rely on single-phase motors. Can these types of motors be reversed, and if so, how?
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.
An introduction to the various tag types used within one of the leading supervisory control and data acquisition (SCADA)…
An introduction to the various tag types used within one of the leading supervisory control and data acquisition (SCADA) software powering IIoT, HMI, and I4.0 applications: Ignition by Inductive Automation.