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Create Your Own IIoT Tech Stack Project | Part 6: Node-RED Development

Create Your Own IIoT Tech Stack Project | Part 6: Node-RED Development

This article will explore the setup of Node-RED, the glue that will serve to connect all of the individual components of the solution that we have created up to this point.


The Art of Maintaining and Repairing Hydraulic Cylinders

The Art of Maintaining and Repairing Hydraulic Cylinders

Hydraulic cylinders and actuators can quickly move heavy objects and provide strong clamping forces. But when they break down, the effects can be catastrophic and the repairs costly and timely.


Create Your Own IIoT Tech Stack Project | Part 5: Database Setup

Create Your Own IIoT Tech Stack Project | Part 5: Database Setup

Now that our IIoT project has verified the transmission of an MQTT data payload packet, this next article will explore the setup of an InfluxDB database to store the incoming sensor data.


Troubleshooting TRIAC Outputs For PLC AC Modules

Troubleshooting TRIAC Outputs For PLC AC Modules

When troubleshooting AC outputs driven by TRIACs, some confusing meter readings can result from the solid state properties of a series circuit. In this article, learn proper troubleshooting techniques.


Create Your Own IIoT Tech Stack Project | Part 4: Connecting MQTT Client to Broker

Create Your Own IIoT Tech Stack Project | Part 4: Connecting MQTT Client to Broker

Continuing the real-world IIoT project, learn how to begin integrating the Raspberry Pi with the Mosquitto Broker and understand Docker networks and port binding.


There’s This Thing Called ‘Skin Effect’ in Wires: What Does it Mean to You?

There’s This Thing Called ‘Skin Effect’ in Wires: What Does it Mean to You?

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.


Create Your Own IIoT Tech Stack Project | Part 3: Commissioning MQTT Broker

Create Your Own IIoT Tech Stack Project | Part 3: Commissioning MQTT Broker

Learn to develop an actual IoT solution end to end. Create a Mosquitto MQTT broker for the Raspberry Pi client in order to connect and publish Sense HAT sensor data.


Understanding Delta-Wound Three-Phase Motors for Industrial Applications

Understanding Delta-Wound Three-Phase Motors for Industrial Applications

There are two types of winding designs inside three-phase industrial motors: Wye and Delta. Although the motors and connections look similar on the outside, this article discusses the internal construction for Delta wound motors.


Create Your Own IIoT Tech Stack Project | Part 2: Testing The Data Payload

Create Your Own IIoT Tech Stack Project | Part 2: Testing The Data Payload

Learn to develop an actual IoT solution end to end. This second article explains configuration files, testing the edge device publisher script, and viewing the payload using a sandbox subscriber script.


Pulse Frequency Modulation (PFM): It’s Not PWM, But Related

Pulse Frequency Modulation (PFM): It’s Not PWM, But Related

Every so often, a new data format comes along, and we first consider that it might simply be a mistake in typing. Pulse Frequency Modulation (PFM) is not brand new, but still unknown to many engineers.


Create Your Own IIoT Tech Stack Project | Part 1: MQTT Client Setup

Create Your Own IIoT Tech Stack Project | Part 1: MQTT Client Setup

Learn to develop an actual IoT solution end to end, from the initial data collection to web-based visualization and analytics. This first article in the series will explore the setup of the edge device.


Fundamentals of Industrial Networking: Basic Terms and Concepts

Fundamentals of Industrial Networking: Basic Terms and Concepts

This article includes a list of some common definitions for industrial networking concepts, described in simplified terms to provide a baseline understanding of the concepts.


A Look Inside the Circuit Construction of an NPN and PNP Sensor

A Look Inside the Circuit Construction of an NPN and PNP Sensor

Most engineers are familiar with the basic control system terms of sinking and sourcing, or the NPN and PNP terms from which they are derived. But how exactly do those transistors play a role in inputs or outputs?


Using Loop Powered Isolators to Solve Ground Loop Problems

Using Loop Powered Isolators to Solve Ground Loop Problems

Many signal sources and process transmitters do not include isolation, which can cause problems when the instruments are at different locations. A loop powered isolator is often the solution.


Human Machine Interface (HMI): Controls and Data Types

Human Machine Interface (HMI): Controls and Data Types

An overview of HMI data types, input controls, output indicators, and message functions, the building blocks used to construct informative and appealing HMI applications.


5 Reasons Why Sensors Are Crucial For Modern Manufacturing

5 Reasons Why Sensors Are Crucial For Modern Manufacturing

Data has become the currency that enables operational excellence. Sensors are the key links, acting as the eyes and ears of modern manufacturing units by providing real-time data on machine performance.


Loop Powered Process Displays to Add Easy Measurements

Loop Powered Process Displays to Add Easy Measurements

Have you ever needed to know the temperature, pressure, flow, or other measurement on location, but the readout is way off in the control room? Here’s an easy way to add a readout in the field.


Low-Code and No-Code Programming: Purpose and Strategy

Low-Code and No-Code Programming: Purpose and Strategy

Innovation has a single purpose: to create better solutions, meaning more efficient output with faster development and troubleshooting. It starts with the strategies used to program machines.


Advanced Web-Based HMI Project: Part 1

Advanced Web-Based HMI Project: Part 1

Taking web-based HMI design from a simulated project to the real-world environment. Part 1 introduces tag instances and attributes.


Grounding and UL 508A Standards - Part 2, Sizing and Power Supplies

Grounding and UL 508A Standards - Part 2, Sizing and Power Supplies

Additional rules for the grounding and bonding of industrial control panels include the sizing of ground conductors and the conditions that dictate when power supplies and transformers must be grounded.