We are taught that parallel circuits maintain equal voltage across all branch resistors, equally sharing the source voltage. But reality is often far from ideal,…
We are taught that parallel circuits maintain equal voltage across all branch resistors, equally sharing the source voltage. But reality is often far from ideal, and individual devices certainly impact the rest of the circuit.
Previously, we described how to use the new Arduino PLC IDE to control discrete devices. This tutorial will describe how…
Previously, we described how to use the new Arduino PLC IDE to control discrete devices. This tutorial will describe how to connect various peripheral equipment (VFD and robot) using analog inputs and outputs.
Coil, field winding, rotor, stator, eddy current… When it comes to motors, there are numerous terms that describe the…
Coil, field winding, rotor, stator, eddy current… When it comes to motors, there are numerous terms that describe the theory of operation, but what is inside a 3-phase motor? Take a look, and learn how they work.
Human-machine interfaces, or HMIs, provide visual process data and allow access to process parameters and diagnostics…
Human-machine interfaces, or HMIs, provide visual process data and allow access to process parameters and diagnostics information. What’s inside these touchscreen displays, and how do they actually work?
Network routers are designed to route and pass information between a system of connected computers and devices. Learn…
Network routers are designed to route and pass information between a system of connected computers and devices. Learn about the role of routers in industrial applications and how to properly maintain them.
Learn how to rapidly prototype an Arduino-compatible PLC automation circuit without using wires. This hands-on project…
Learn how to rapidly prototype an Arduino-compatible PLC automation circuit without using wires. This hands-on project will illustrate this PLC prototyping concept utilizing the Freenove Projects Kit board.
Despite the many overlaps, PLCs and RTUs are two different devices, each with specific suitable applications.
Despite the many overlaps, PLCs and RTUs are two different devices, each with specific suitable applications.
In this introduction to loop-powered transmitters, also known as two-wire transmitters, we discuss operation,…
In this introduction to loop-powered transmitters, also known as two-wire transmitters, we discuss operation, applications, and options for signal isolation, displays, digital data transmission, and mounting.
Nearly every electronic product depends on the unity of electrical components and PCBs with physical enclosures and…
Nearly every electronic product depends on the unity of electrical components and PCBs with physical enclosures and parts. Learn how Autodesk’s Fusion 360 offers a complete solution for electromechanical integration and design.
You are bound to encounter two terms associated with sensors and some loads: ‘NPN’ and ‘PNP’. You must understand…
You are bound to encounter two terms associated with sensors and some loads: ‘NPN’ and ‘PNP’. You must understand the relationship between the field device and the control module in order to choose and install components properly when needed.
Network switches allow the interconnection of devices and controllers across a facility, with particular features that…
Network switches allow the interconnection of devices and controllers across a facility, with particular features that make them a good fit for industrial applications. We introduce a few of the leading manufacturers of these products.
Relay and other coil devices pose a few confusing questions: How can the relay still work if you connect a DC supply in…
Relay and other coil devices pose a few confusing questions: How can the relay still work if you connect a DC supply in reverse? How can an alternating voltage attract and hold the load consistently?
Industrial control panels are at the heart of control systems. Learn about the standards and regulations that dictate…
Industrial control panels are at the heart of control systems. Learn about the standards and regulations that dictate industrial control panel design for safety and efficiency, including NFPA 70, UL 60947-4-1, and NFPA 79.
Build a low-cost PLC using the Arduino Uno and the open-source industrial controls software, OpenPLC, to learn how to…
Build a low-cost PLC using the Arduino Uno and the open-source industrial controls software, OpenPLC, to learn how to program with ladder logic, beginning with your first OpenPLC project: Hello World.
There are many considerations when selecting a thermocouple type. In this article, we look at the advantages, and…
There are many considerations when selecting a thermocouple type. In this article, we look at the advantages, and limitations, of the eight standard thermocouples and various installation considerations.
The diverse power terms in electrical generation systems include active, reactive, and apparent power, all of which lead…
The diverse power terms in electrical generation systems include active, reactive, and apparent power, all of which lead to the introduction of ‘power factor’ effectiveness in an AC circuit.
Grounding transformer connections presents its own set of challenges. This article addresses these challenges and several…
Grounding transformer connections presents its own set of challenges. This article addresses these challenges and several common configurations for control transformer grounding.
Learn about the common applications, programming procedures, and safety protocols of collaborative robot work cells,…
Learn about the common applications, programming procedures, and safety protocols of collaborative robot work cells, which are often simpler and less expensive than industrial robot work cells.
Fuses and breakers are some of the most common safeguards to prevent electrical shock and fires. Learn about these two…
Fuses and breakers are some of the most common safeguards to prevent electrical shock and fires. Learn about these two pieces of industrial equipment and the difference between slow blow and quick blow responses.
The CTRL F3 series reviews field studies and failures in the field focused on control fails, fixes, and facts. This…
The CTRL F3 series reviews field studies and failures in the field focused on control fails, fixes, and facts. This article covers an explosion at an industrial sawmill.