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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.


The Importance of Air Preparation in Pneumatic Systems

The Importance of Air Preparation in Pneumatic Systems

Compressed air is a common economical way of adding motion to your automated equipment, but the air needs to be filtered, regulated, and sometimes lubricated. The air prep unit does all that and more.


OPC UA Implementation: Rockwell, Siemens, and Beckhoff

OPC UA Implementation: Rockwell, Siemens, and Beckhoff

Machine-to-machine (M2M) communication is a critical component of the modern connected facility. OPC UA stands out as an open protocol for making the link between shop floor and cloud systems.


Ignition: An Example of OPC UA Data-Driven Manufacturing

Ignition: An Example of OPC UA Data-Driven Manufacturing

Truly understanding how to implement IIoT technology requires tangible examples of machines, platforms, and data insights that give relevance to high-level concepts.


Tutorial: Using a Beckhoff IPC for Timing and Counting

Tutorial: Using a Beckhoff IPC for Timing and Counting

Timers and counters are two of the most important fundamental function blocks in automation programming. Learn how to use TwinCAT 3 to program and monitor these important function variables.


Using OPC UA | Industrial Connectivity with KEPServerEX

Using OPC UA | Industrial Connectivity with KEPServerEX

Learn about how one example platform, KEPServerEX by PTC, uses OPC UA to integrate machine centers with various communication protocol differences, the ultimate goal of M2M integration.


Guide to Wiring: Conductor Materials, Styles, Sizes, and Best Practices

Guide to Wiring: Conductor Materials, Styles, Sizes, and Best Practices

The simple tasks can lead to the most failures. Basic practices in the wiring assembly stages of a project can lead to long-term success or haunting tales of intermittent yet persistent failures.


Comparing SLC and ControlLogix PLCs: An In-Depth Review

Comparing SLC and ControlLogix PLCs: An In-Depth Review

The SLC 500 PLC family dominated automation control for well over thirty years and now, with the recent discontinuation of most of the series, we look at the differences between SLC and modern Logix PLCs.


Machine-to-Machine Integration with OPC UA

Machine-to-Machine Integration with OPC UA

The OPC UA protocol is designed to solve two problems in automation: interoperability between device vendors and independence from incompatible transport layer differences.


Electromagnetic Flowmeters | Using Magnetic Force to Sense Fluid Flow

Electromagnetic Flowmeters | Using Magnetic Force to Sense Fluid Flow

This article takes an in-depth look at how magmeters work, the different types of magmeters, and useful equations for calculating flow rates using a magmeter.


Info Byte: Normally Open vs. Normally Closed: What Does It Mean?

Info Byte: Normally Open vs. Normally Closed: What Does It Mean?

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.


Understanding I/O Terminal Types And When To Use Them

Understanding I/O Terminal Types And When To Use Them

Embedded, modular, panel mount, distributed, machine mount, and remote, oh my! What does it all mean, and how are you supposed to know which one to choose for your application?


Introduction to Codes and Standards for Instrumentation and Controls Engineers

Introduction to Codes and Standards for Instrumentation and Controls Engineers

Regardless of industry, codes and standards developed by organizations including ISO, ANSI, and IEEE are an integral part of the environment in which we work and have a major influence on engineering and design.


Fundamentals of Grounding and Safety: Protecting People and Equipment

Fundamentals of Grounding and Safety: Protecting People and Equipment

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.


All About PLCs: The Power Supply Unit

All About PLCs: The Power Supply Unit

Learn all about the power supply: modular and built-in devices that deliver electricity to the PLC backplane and modules, and learn the difference between control and field device power delivery.


Reversing the Rotation of an Industrial 3-Phase Motor

Reversing the Rotation of an Industrial 3-Phase Motor

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.


Electrical Instruments and Gauges: Connection and Configuration

Electrical Instruments and Gauges: Connection and Configuration

In any process industry, transducers are the basic instrumentation unit for continuous monitoring of system variables that provide inputs for control system algorithms and outputs.


Industrial Maintenance: How AI Can Predict Failures Before They Happen

Industrial Maintenance: How AI Can Predict Failures Before They Happen

Predicting when maintenance should occur isn’t simply a matter of getting on board with the latest trend, it can save many thousands of dollars in lost downtime and unnecessary parts and labor.


Introduction to Valve Sizing: A Step-by-Step Guide

Introduction to Valve Sizing: A Step-by-Step Guide

Ensure efficient and safe industrial applications with proper valve sizing. Learn how to choose the right valve size and avoid common pitfalls.


Touching on Touchscreens | Capacitive vs. Resistive Technologies

Touching on Touchscreens | Capacitive vs. Resistive Technologies

Two primary technologies are used for creating touchscreens. For industrial HMIs, resistive and capacitive methods both contain certain advantages for various applications.