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Remote Industry and the Growing Popularity of Cellular Systems

Remote Industry and the Growing Popularity of Cellular Systems

Previously reserved for personal and commercial deployments, learn how cellular IoT connectivity technologies are influencing industrial trends, organizations, and integrators.


Avoiding SCADA Pitfalls: 3 Tips for Operational and Business Advantages

Avoiding SCADA Pitfalls: 3 Tips for Operational and Business Advantages

A well-designed SCADA system can reduce costs, increase throughput, and improve usability. Successful implementation requires consideration from both an operational and a business perspective.


Installing and Using Modern Industrial Joystick Controls

Installing and Using Modern Industrial Joystick Controls

Discover how digital and analog industrial joysticks can provide crucial precision in sectors like manufacturing and industrial automation, used mainly for motion control applications.


Analog and Digital Signal Filtering in PLC Systems

Analog and Digital Signal Filtering in PLC Systems

Unexpected, false, and fluctuating PLC input signals can cost many hours of debugging, but luckily, there are some quick, simple tricks to try before downtime is wasted.


PID Visualized: Watch Proportional, Integral, and Derivative in Motion

PID Visualized: Watch Proportional, Integral, and Derivative in Motion

Watch how each of the P and I terms influence the output of a motion control system. How do we explain and prevent terms like overshoot, error, and long settling time?


Tricks of the Trade: Troubleshooting Industrial Control Cabinets

Tricks of the Trade: Troubleshooting Industrial Control Cabinets

When the blinking lights on automation devices stop blinking, the control cabinet is often the go-to troubleshooting culprit, but how do you make the best judgments for quickly locating the problem?


Commissioning IO-Link Part 2: Tutorial PLC Project

Commissioning IO-Link Part 2: Tutorial PLC Project

After we explored the initial configuration, it’s now time to see exactly how to implement IO-Link in a simple PLC project, explaining how to interpret process data bytes for input and output.


Hands-On with the Arduino Opta Using OpenPLC

Hands-On with the Arduino Opta Using OpenPLC

Using an Arduino Opta PLC, a few off-the-shelf electrical components, and the popular OpenPLC software environment, automation control concepts can be built on your own test bench.


Commissioning IO-Link Part 1: System Configuration

Commissioning IO-Link Part 1: System Configuration

IO-Link devices can be inputs or outputs, and often a mix of both. In this article, learn how to interpret datasheets that list the indexes and purpose of the bytes to read and write process data.


What Do Light-on and Dark-on Mean for Photoelectric Sensors?

What Do Light-on and Dark-on Mean for Photoelectric Sensors?

Industrial sensor applications face challenges of digital or analog, NPN or PNP, normally closed and normally open, but for optical sensors, the terms “light-on” and “dark-on” must also be understood.


Remote Networking: Explaining VPNs for Control Engineers

Remote Networking: Explaining VPNs for Control Engineers

It can be risky to adopt unknown technology; it poses serious security concerns if misused. The Control.com engineering team contacted our friends at OnLogic to gain some insight into VPN technology.


The Dirty Details of Electrical Power: Line/Load Reactors and Filters

The Dirty Details of Electrical Power: Line/Load Reactors and Filters

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?


Intro to CODESYS: First Project Using CMZ Hardware

Intro to CODESYS: First Project Using CMZ Hardware

CODESYS is an automation software that is independent from any one vendor, capable of many PLC, I/O, and motion operations. However, being vendor-agnostic can present challenges. Learn how to get started.


Lock Out/Tag Out: The Law, The Purpose, and The Details

Lock Out/Tag Out: The Law, The Purpose, and The Details

The purpose of LOTO is to create a method of reducing the chance that a worker will be exposed to hazardous energy. It’s important for companies to establish an SOP for standardized LOTO practice.


Comparing Voltage: When to Ground a Floating Power Supply

Comparing Voltage: When to Ground a Floating Power Supply

The choice to ground or float a power supply is not always clear in the NEC. This article explains floating or fixing a DC supply with respect to ground and how circuits can be functionally constructed both ways.


A Visit From Safety Nick

A Visit From Safety Nick

‘Twas the Night Before Christmas: like you’ve (probably) never heard it before.


Marvel Over DC Voltage: Permanent Magnet vs. Field Wound Motors

Marvel Over DC Voltage: Permanent Magnet vs. Field Wound Motors

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.


Merry ControlByWeb-mas! A Fun Holiday Light Show Project

Merry ControlByWeb-mas! A Fun Holiday Light Show Project

As an engineer, why would you settle for simply plugging and unplugging your Christmas lights when you could, instead, spend many hours automating this very important December job? Let me show you.


Pneumatic Valve Operation: Manual, Pilot, and Solenoid

Pneumatic Valve Operation: Manual, Pilot, and Solenoid

Learn about various ways to activate directional control valves for fluids using manual input, air pilot sources, and electrical controls. Sometimes, valves even use a mix of multiple power sources.


Communication and Power Redundancy for Control Devices

Communication and Power Redundancy for Control Devices

Power and control interruptions are, at best, problematic. In some applications, it’s catastrophic. Learn about redundancy for the system, power supplies, control devices, and network topologies.