Join Control.com for an inside look at the Rockwell Automation HQ in Milwaukee, WI, and check out a fully automated assembly line. Plus, a preview of new product…
Join Control.com for an inside look at the Rockwell Automation HQ in Milwaukee, WI, and check out a fully automated assembly line. Plus, a preview of new product tutorials, coming soon!
Learn about some of the basic Boolean logic gates using the graphical PLC language of function blocks, recreating ladder…
Learn about some of the basic Boolean logic gates using the graphical PLC language of function blocks, recreating ladder logic and other IEC languages with a digital flair.
H-bridge circuits are commonly used to provide current switching capabilities to different electrical components in…
H-bridge circuits are commonly used to provide current switching capabilities to different electrical components in automated systems like motor control circuits, VFDs, and DC/AC current conversions.
Filters and reactors can protect your electrical devices, but what is the difference between these two kinds of devices,…
Filters and reactors can protect your electrical devices, but what is the difference between these two kinds of devices, and are they supposed to be installed before or after a VFD?
Have you ever disassembled a motor and wondered how it rotates? Throughout this article, we’ll discuss electromagnetic…
Have you ever disassembled a motor and wondered how it rotates? Throughout this article, we’ll discuss electromagnetic induction and how magnetic fields can be utilized to generate motion.
Since their creation, DC motors have become a part of our everyday lives. In this article, we’ll examine the…
Since their creation, DC motors have become a part of our everyday lives. In this article, we’ll examine the differences between various types of field-wound and permanent magnet DC motors.
Electromagnetic devices like motors and transformers rely on electric currents that drive magnetic fields which, in turn,…
Electromagnetic devices like motors and transformers rely on electric currents that drive magnetic fields which, in turn, can drive current on their own. That’s not always a good thing.
Some terminology, like 'normally open' and 'normally closed' switch contacts, is common throughout industry but can still…
Some terminology, like 'normally open' and 'normally closed' switch contacts, is common throughout industry but can still be confusing, misleading, or even hazardous if not properly understood.
Electrical grounding is used to accomplish several different tasks, but none more important than for the safety of users…
Electrical grounding is used to accomplish several different tasks, but none more important than for the safety of users and equipment while maintaining strict adherence to regulations.
Every element of your life–your food, your car, your house–everything is made with processes that use sensors. Join…
Every element of your life–your food, your car, your house–everything is made with processes that use sensors. Join us as we visit the SICK facility, where many of these sensing products are made.
Many online sources explain how to reverse a 3-phase motor; this article will discuss the electrical principles that…
Many online sources explain how to reverse a 3-phase motor; this article will discuss the electrical principles that define why it works and how the phase relationships determine the rotation direction.
Hairpin motors are becoming popular with electric vehicle manufacturers, but what sets them apart from traditional…
Hairpin motors are becoming popular with electric vehicle manufacturers, but what sets them apart from traditional electric motors? And, if they are so great, why not use them in all applications?
Protection against faults is crucial for any electrical system. This article examines various protective devices,…
Protection against faults is crucial for any electrical system. This article examines various protective devices, highlighting their roles and best use cases to ensure system integrity and longevity.
Although DC motor technology has a strong legacy, control strategies vary from simple to complex. Designs must consider…
Although DC motor technology has a strong legacy, control strategies vary from simple to complex. Designs must consider not just the motor, but also the electrical supply and the environment.
We know what a circuit breaker is meant to do: stop the flow of electricity in case of a fault or failure. But just like…
We know what a circuit breaker is meant to do: stop the flow of electricity in case of a fault or failure. But just like fuses, breakers and overloads respond differently depending on the load.
Servo motors are common in all kinds of motion control applications for various industries, but what are these devices,…
Servo motors are common in all kinds of motion control applications for various industries, but what are these devices, and what makes them different from standard AC or DC motors?
Electrical and mechanical measurements are often labeled with "RMS" and "True RMS." Aside from the simple math…
Electrical and mechanical measurements are often labeled with "RMS" and "True RMS." Aside from the simple math definitions we learned in electronics class, why is this distinction actually important?
Have you ever heard of a relay? Of course you have. There are many different kinds, plus hundreds of different trade…
Have you ever heard of a relay? Of course you have. There are many different kinds, plus hundreds of different trade lingo names. What are some of the most common, and how do we use them?
Knowing what kind of control system to use: that’s a question that must be answered before setting up the factory…
Knowing what kind of control system to use: that’s a question that must be answered before setting up the factory floor. Why would someone choose pneumatic over electrical controls?
Within motors, two very different types of resistance are evident. The resistance of the windings is measured with a…
Within motors, two very different types of resistance are evident. The resistance of the windings is measured with a normal multimeter. But what is insulation resistance, and how is it measured?