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Teardown: What’s Inside a Human-machine Interface (HMI)?

Teardown: What’s Inside a Human-machine Interface (HMI)?

Human-machine interfaces, or HMIs, provide visual process data and allow access to process parameters and diagnostics information. What’s inside these touchscreen displays, and how do they actually work?


PLC Program Commands: Arrays Part 4, Statistics and Sizing

PLC Program Commands: Arrays Part 4, Statistics and Sizing

Learn how to make complex calculations for validating data easily with the STD instruction, and learn how to display array sizes programmatically with the SIZE instruction.


Teardown: What’s Inside a Pneumatic Solenoid Valve Bank?

Teardown: What’s Inside a Pneumatic Solenoid Valve Bank?

Air power drives a lot of modern equipment. Robot grippers, ejectors, actuators, and rotary tables are just a few of the devices controlled by air. What’s inside those banks of solenoid valves, and how do they work?


ABB Opens the Doors to its Robotics Mega Factory in Shanghai

ABB Opens the Doors to its Robotics Mega Factory in Shanghai

With the growing global robotics market, ABB seeks to capitalize on the growing demands by opening a "state-of-the-art" mega factory in Shanghai for manufacturing next-generation robots.


News Dec 07, 2022 by Seth Price
Industrial Networks: “Protocol over a Standard?”

Industrial Networks: “Protocol over a Standard?”

Industrial communication channels often contain terms such as ‘Modbus over RS485’ or ‘CIP Safety over Ethernet’. What does it mean to send one network over another, and how does it work to your advantage?


PLC Program Commands: Arrays Part 3, Searching and Sorting

PLC Program Commands: Arrays Part 3, Searching and Sorting

Learn how to streamline your ladder logic by searching and sorting arrays with the FSC and SRT instructions in the Rockwell (Allen-Bradley) Studio 5000 programming software.


Planning for the Future: Productivity, Security, and Automation

Planning for the Future: Productivity, Security, and Automation

Thought leadership from Rockwell Automation execs point to future trends and how to leverage technology and skills to increase productivity and the security of operational technology (OT).


News Dec 01, 2022 by David Peterson
Know Your Phase: How and When to Use a Motor and Phase Rotation Tester

Know Your Phase: How and When to Use a Motor and Phase Rotation Tester

Connecting a new motor without knowing the phase rotation of the electrical supply can cause damage to expensive equipment. By using a 3-phase rotation meter, you can save yourself time and money.


What You Need to Know: Variable Frequency Drives (VFDs)

What You Need to Know: Variable Frequency Drives (VFDs)

With precise control abilities to manage speed, torque, and direction, variable frequency drives remain one of the most common methods of driving 3-phase industrial motors. Below, we introduce a few leading VFD manufacturers.


PLC Program Commands: Performing Array Functions Part 1

PLC Program Commands: Performing Array Functions Part 1

Arrays can streamline data storage and math operations, but they can be difficult to understand for a beginning programmer. Learn the background of array instructions in the Rockwell Studio 5000 software.


Leveraging Modern Tech to Find the Most Important Troubleshooting Info

Leveraging Modern Tech to Find the Most Important Troubleshooting Info

One of the most time-consuming parts of the maintenance solution process has been addressed in a new release by eschbach who uses an AI-powered platform to filter and find the most relevant information.


News Nov 14, 2022 by David Peterson
Introduction to Functional Safety (IEC 62061) and its Implementation

Introduction to Functional Safety (IEC 62061) and its Implementation

Functional safety is the safety of a system and is critical for industries such as medical devices, automotive, railways, and machinery. This article will focus on functional safety for machinery and the standards that help its implementation.


Introduction to Servers for Industrial Applications

Introduction to Servers for Industrial Applications

Servers are vital to the flow of information in and around organizations, acting as a hub for information transfer and storage. Learn about the role of servers in industry and the potential challenges that come with maintaining them.


 Omron PLCs - A Hardware History

Omron PLCs - A Hardware History

With the first fuzzy logic-based controllers on the market in 1983, learn how the Japanese-born automation company, Omron, adopted fuzzy logic as a basis for the design of its current PLCs.


Proportional Gain and Proportional Band Explained

Proportional Gain and Proportional Band Explained

Learn about proportional gain and proportional band, two key proportional control concepts, to better understand the most popular control system method in industrial automation.


Edge-to-Cloud Industrial Data Hub from Rockwell Automation and Cognite

Edge-to-Cloud Industrial Data Hub from Rockwell Automation and Cognite

Rockwell and Cognite have partnered to develop a more efficient method for data scaling and plant efficiency using the cloud. They also have created a new way for customers to work more efficiently via cloud–based software.


News Nov 01, 2022 by Damond Goodwin
Differences Between a Programmable Logic Controller (PLC) and a Remote Terminal Unit (RTU)

Differences Between a Programmable Logic Controller (PLC) and a Remote Terminal Unit (RTU)

Despite the many overlaps, PLCs and RTUs are two different devices, each with specific suitable applications.


Control Automation Online Textbook: The Best Just Got Better!

Control Automation Online Textbook: The Best Just Got Better!

Control Automation is proud to announce updates to several chapters of our popular online textbook. Check out the improvements in the PLC, Feedback Control, and Power Generation sections.


News Oct 23, 2022 by David Peterson
Feedback for Fluid Cylinders: Bang Bang Control

Feedback for Fluid Cylinders: Bang Bang Control

Tracking the position of a hydraulic or pneumatic cylinder is often accomplished at a basic precision level, detecting only end stop limits with discrete digital values… But what methods accomplish this?


Understanding NPN vs PNP for Sensors and Devices

Understanding NPN vs PNP for Sensors and Devices

You are bound to encounter two terms associated with sensors and some loads: ‘NPN’ and ‘PNP’. You must understand the relationship between the field device and the control module in order to choose and install components properly when needed.