Latest Mining Technical Articles

Categories

Info Byte: What Do ‘Normally Open’ and ‘Normally Closed’ Actually 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.

8 hours ago by David Peterson

Identifying and Troubleshooting Pressure Changes in Fluid Systems

Pressures are always rising and falling in fluid systems. Sometimes the changes are extreme and lead to damage. What causes problematic pressure changes, and how can you trace them to their source?

November 15, 2023 by Damond Goodwin

The Mechanic’s View of Control: Chain Drive Power Transmission

In the world of mechanical power transmission, gears, belts, and chains dominate the landscape, but what's so special about chain drives, and why would they be used in place of rubber belts?

November 01, 2023 by David Peterson

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.

October 16, 2023 by David Peterson

Explaining User-Defined Data Types for PLC Programming

User-defined data types (UDTs) are a powerful and useful tool when applied to their full advantage. However, misused, they can become problematic and introduce roadblocks to troubleshooting and upgrading PLC programs.

August 08, 2023 by Shawn Dietrich

Creating a Low-Cost OpenPLC Pulse Timer Function Block HMI with an M5Stack Core

Triggering a machine by an external event often requires a pulse timer for OpenPLC Pulse Timer control. Here’s a brief tutorial on how an M5Stack Core can offer a simple, effective low-cost Arduino OpenPLC HMI solution.

August 07, 2023 by Dr. Don Wilcher

Beginner’s Guide to Programmable Encoders

Programmable encoders provide engineers real flexibility to adjust process parameters. From operating theory to programming methods, here’s everything you need to know to begin leveraging these handy devices.

August 03, 2023 by Muhammad Asim Niazi

What You Need to Know: Soft Starters for Industrial Motors

Driving motors is one of the most fundamental automation tasks, but understanding and selecting the proper motor soft starter for your application may require more investigation than you thought.

August 01, 2023 by Shawn Dietrich

Understanding the Automation Lingo: PLC, PAC, RTU, DCS, and SCADA

What are these terms, PLC, PAC, RTU, DCS, SCADA? Why are they so important to industrial robotics and automation? Explore how each different piece functions to build a comprehensive automated system.

July 31, 2023 by Damond Goodwin

Potential Problems Arising from Misuse of Motor Phase Wiring

Using the right motor for the right task is critical - but what happens if the motor is connected to the wrong supply? It is never recommended, but important to quickly understand symptoms of incorrect wiring.

July 24, 2023 by Seth Price

Troubleshooting and Testing Single Phase AC Motors

Single-phase motors are common in household and small industrial devices. They are a bit more complex than 3-phase models, so it’s important to recognize failure modes and common symptoms.

July 13, 2023 by Seth Price

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?

July 12, 2023 by Shawn Dietrich

Gas, Smoke, and Fire Sensors for Industrial and Commercial Applications

We see smoke detectors on a daily basis in every house and building we visit, but the same sensor elements, and others, can be used to detect the presence of harmful gasses and heat in all industries.

May 16, 2023 by Antonio Armenta

Radiation Sensors: Detecting Particle and Wave Emissions

Radiation, despite its reputation in pop culture as a harmful emission resulting from a natural disaster, is a property of many materials and processes and must be carefully monitored for quality and safety.

May 11, 2023 by Antonio Armenta

Introduction to Mitsubishi PLC - FX Series and MELSOFT GX Developer

Mitsubishi's FX series PLC is one of MELSOFT GX Developer’s most popular automation solutions for small and medium-scale applications. Learn how to use GX Developer software to program the FX series PLC.

May 10, 2023 by Bob Odhiambo

The Mechanic’s View of Control: Belt Drives

Rubber belts have lived under the hood of nearly every car since they first took to the streets, but they also transmit power through all kinds of industrial machine drives as well.

May 09, 2023 by David Peterson

Vibration Sensors For Use In Condition Monitoring

Vibration sensors measure the mechanical vibration of an object, making it possible to monitor machines for early signs of failure to prevent costly and dangerous breakdowns.

May 09, 2023 by Antonio Armenta

Hydraulic Accumulators: What Are They and Why Do We Need Them?

Hydraulic systems suffer from pressure drops and energy loss whenever any fluid is in motion. Learn about these devices called ‘accumulators’. What are they, how do they work, and why do we need them?

May 08, 2023 by Shawn Dietrich

Measuring the Force of Rotation: Torque Sensors

Understanding torque is a key method of preventing damage to machines and ensuring a long lifespan. We have all heard of torque, but what is it, and how is it measured in automated systems?

May 04, 2023 by Antonio Armenta

How To: Simple Programming with AutomationDirect Productivity PLCs

AutomationDirect’s Productivity line of PLCs is known for cost-effectiveness and ease of use. Learn how to build and download a simple program using discrete input and output ladder commands.

May 03, 2023 by David Peterson