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…
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.
Two primary technologies are used for creating touchscreens. For industrial HMIs, resistive and capacitive methods both…
Two primary technologies are used for creating touchscreens. For industrial HMIs, resistive and capacitive methods both contain certain advantages for various applications.
Do you know enough about electricity to poke around in a conversation, but not inside a breaker panel? Read on for an…
Do you know enough about electricity to poke around in a conversation, but not inside a breaker panel? Read on for an introduction to electricity in a way you’ve (probably) never heard it before!
Learn about serial and parallel data communication modes, errors, and flow controls used in connecting legacy and even…
Learn about serial and parallel data communication modes, errors, and flow controls used in connecting legacy and even some modern point-to-point network devices.
Logic is critical for industrial control, and it usually looks like ladders, function blocks, or structured text. I/O…
Logic is critical for industrial control, and it usually looks like ladders, function blocks, or structured text. I/O controllers are designed to automate simple logic tasks and data functions.
Nidec’s Control Techniques has launched the SI-BACnet IP add-on module for new and existing HVAC drives to help…
Nidec’s Control Techniques has launched the SI-BACnet IP add-on module for new and existing HVAC drives to help communicate between devices and create a connected automated building.
It's important to keep your system up and running without regular intervention. While every system requires maintenance,…
It's important to keep your system up and running without regular intervention. While every system requires maintenance, never overlook the critical importance of tools and training for the operators.
When setting up a system for the first time, the process can seem complex and daunting. However, there are tools…
When setting up a system for the first time, the process can seem complex and daunting. However, there are tools available to make the job much easier before commissioning.
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.
Ethernet switches can use four different types of connections: RJ45, fiber, M12, and SFP. Understanding the difference…
Ethernet switches can use four different types of connections: RJ45, fiber, M12, and SFP. Understanding the difference can help with network troubleshooting, design, or alteration.
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.
This article investigates the basic components and wiring conventions for common three-phase motor starter…
This article investigates the basic components and wiring conventions for common three-phase motor starter configurations, including direct online, reversing, and star-delta.
Complete wiring guide for 3-phase motor starters with and without overload (OL) relays.
Complete wiring guide for 3-phase motor starters with and without overload (OL) relays.
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?
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?
Safety devices have two main purposes, both of them meant for (you guessed it) safety. They protect both machine and…
Safety devices have two main purposes, both of them meant for (you guessed it) safety. They protect both machine and operator from harm. But what’s inside, and how do these switches work?
In order to trace control system problems to the core, the ability to read and interpret various resources, from…
In order to trace control system problems to the core, the ability to read and interpret various resources, from facility-level diagrams to machine-level wiring layouts, is critical.
A complete diagram for wiring nearly any kind of discrete I/O module, including digital, AC, or relay, including both…
A complete diagram for wiring nearly any kind of discrete I/O module, including digital, AC, or relay, including both sourcing and sinking varieties.
Choosing the right connector for industrial applications is no small feat. This article will discuss factors you must…
Choosing the right connector for industrial applications is no small feat. This article will discuss factors you must consider, including electrical, mechanical, and shape.
Current flow in wires is often modeled with a perfectly circular cross-section, with the size of the wire being…
Current flow in wires is often modeled with a perfectly circular cross-section, with the size of the wire being responsible for the maximum current. This is true, but there’s more to the story.
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