In the world of mechanical power transmission, gears, belts, and chains dominate the landscape, but what's so special about chain drives, and why would they be…
In the world of mechanical power transmission, gears, belts, and chains dominate the landscape, but what's so special about chain drives, and why would they be used in place of rubber belts?
Rebooting industrial controllers and computers incurs costs, not only from the downtime but also from cascading effects…
Rebooting industrial controllers and computers incurs costs, not only from the downtime but also from cascading effects of communication with up/downstream controllers. How can this downtime be managed?
There are two types of winding designs inside three-phase industrial motors: Wye and Delta. Although the motors and…
There are two types of winding designs inside three-phase industrial motors: Wye and Delta. Although the motors and connections look similar on the outside, this article discusses the internal construction for Delta wound motors.
An overview of HMI data types, input controls, output indicators, and message functions, the building blocks used to…
An overview of HMI data types, input controls, output indicators, and message functions, the building blocks used to construct informative and appealing HMI applications.
Photoelectric sensors and fiber optic sensors are very similar in a lot of ways, but which one is superior in function…
Photoelectric sensors and fiber optic sensors are very similar in a lot of ways, but which one is superior in function and durability, and under what conditions might one be preferred?
A PLC can be placed in Run or Stop, or occasionally Program mode, usually through physical or virtual methods. But what…
A PLC can be placed in Run or Stop, or occasionally Program mode, usually through physical or virtual methods. But what do these modes mean, and when should they be used?
Most commercial control technologies have fascinating histories, especially industrial robots. Here’s the story behind…
Most commercial control technologies have fascinating histories, especially industrial robots. Here’s the story behind the development of Unimate, the world’s first.
Function block diagrams can be a useful tool, but they can also add a lot of complexity. Learn about the what, when,…
Function block diagrams can be a useful tool, but they can also add a lot of complexity. Learn about the what, when, where, and why of function block diagram (FBD) programming.
Some controllers and network devices have one port, while others have two. Why is there a difference, and what advantages…
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?
Designing a control system is a difficult task in itself, but designing the graphical interface for an everyday user can…
Designing a control system is a difficult task in itself, but designing the graphical interface for an everyday user can be a very different kind of challenge that involves mental and physical considerations.
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.