Latest Industrial Protocols Technical Articles

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Understanding XML and Data Exchange Formats for Industrial Settings

Understanding XML and Data Exchange Formats for Industrial Settings

The basic component of data exchange between devices, machines, and embedded systems serves as a hallmark foundation in every organization’s Industry 4.0 implementation process.


How to Design and Deploy a Web-Based HMI Project - Part 1

How to Design and Deploy a Web-Based HMI Project - Part 1

A walkthrough and discussion of a simple web-based HMI solution that could modernize your current HMI technology stack. The first step in the process involves sending data from a device to a server.


Three Things About IO-Link Sensors That May Shock You

Three Things About IO-Link Sensors That May Shock You

Control.com’s Director of Engineering got to explore IO-Link sensors and what he found might surprise you! Although still considered an “emerging” technology, it’s clear IO-Link technology boasts several bonafide benefits over traditional sensors.


System Dynamic and Frequency Response Analysis

System Dynamic and Frequency Response Analysis

Understanding the building blocks of s-domain analysis and magnitude response theory can go a long way in helping engineers predict how and why some system design choices are made over others.


How to Design and Deploy a Web-Based HMI Project - Part 4

How to Design and Deploy a Web-Based HMI Project - Part 4

Refining and integrating a front-end HMI application to an API middle layer with real-time data display and historian capabilities for short-term data visualization.


How to Design and Deploy a Web-Based HMI Project - Part 3

How to Design and Deploy a Web-Based HMI Project - Part 3

Learn the first steps in focusing on the integration of a front-end HMI application to an API middle layer.


How to Design and Deploy a Web-Based HMI Project - Part 2

How to Design and Deploy a Web-Based HMI Project - Part 2

The middle layer, or API layer of a custom-built HMI project involves a server that can submit or receive data to and from a device, either to provide the user interface or interact with the machine.


Examples of Analog Signals in Control Systems

Examples of Analog Signals in Control Systems

Many articles address the wiring and implementation of analog control signals, but where are they used, and what might make them a better (or perhaps worse) decision than digital input/output devices?


Industrial Wireless Technology: Communication and Programming

Industrial Wireless Technology: Communication and Programming

Wireless technology is typically slower to adoption for industrial automation, but what wireless advancements are shaping the current and future landscape of the automated factory floor?


Virtual LAN for IT/OT Nodes in Industrial Control Systems

Virtual LAN for IT/OT Nodes in Industrial Control Systems

Virtual networks can connect or isolate various local control networks through configuration of a managed switch. Why would we use VLANs, and how can you segment a network switch to create a VLAN?


Ignition SCADA Software: What are Tags and How are They Used?

Ignition SCADA Software: What are Tags and How are They Used?

An introduction to the various tag types used within one of the leading supervisory control and data acquisition (SCADA) software powering IIoT, HMI, and I4.0 applications: Ignition by Inductive Automation.


Methods and Algorithms in Error Checking for Serial Communications

Methods and Algorithms in Error Checking for Serial Communications

Errors in communications often manifest as a result of electrical noise interrupting the data during the transmission process, leading to various methods for determining whether received data has been damaged.


Connectors Used in Industrial and Robotic Cable Termination

Connectors Used in Industrial and Robotic Cable Termination

Industrial and robotics cabling requires specialized termination strategies. This article introduces connectors involved in automation applications for cable-to-cable or cable-to-device termination.


Developing Standardized Practices for PLC Programming

Developing Standardized Practices for PLC Programming

Any kind of computer programming can be challenging to determine what aspects are truly unique versus what aspects should be standardized across projects and platforms to streamline future development.


A Hands-on Walkthrough of MQTT Protocol Using the paho-mqtt Open Source Library

A Hands-on Walkthrough of MQTT Protocol Using the paho-mqtt Open Source Library

No more IIoT buzzwords! This article aims to walk through an implementation of MQTT using the paho-mqtt library using nothing more than your local machine and some simple Python programming.


Leveraging IIoT and Energy Measurement Tools for Machine Optimization

Leveraging IIoT and Energy Measurement Tools for Machine Optimization

Analytics from data algorithms can predict machine failures and provide diagnostics—but what should we measure? Then, once the information has been collected, what trends might point to problems?


What’s This Standardized Code for Information? Funny You Should ASCII

What’s This Standardized Code for Information? Funny You Should ASCII

ASCII is a familiar acronym, found in applications like Modbus communications and string data types—but what is it, and what does ASCII mean for automation engineers?


Addressing Common Industrial IoT Cybersecurity Risks For Control Systems

Addressing Common Industrial IoT Cybersecurity Risks For Control Systems

Addressing cybersecurity threats introduced by IIoT technology and devices can quickly seem overwhelming. However, an understanding of the risks can lead to some straightforward countermeasures.


An Engineer Explains the Hexadecimal and Octal Number Systems

An Engineer Explains the Hexadecimal and Octal Number Systems

Computers understand values as long strings of binary bits, but we humans convert them to other systems for convenience. Decimal makes sense, but what about hexadecimal and the lesser-known octal systems?


What’s the Difference Between an Electronic Data Sheet and Add-on Profile?

What’s the Difference Between an Electronic Data Sheet and Add-on Profile?

Using an electronic data sheet or add-on profile is an easier method than having to manually configure and map a generic Ethernet module. Learn about the differences between an EDS and AOP and how and when each is used.