Finding a good PLC simulator can be challenging. Read an assessment of Factory I/O and learn how it works, how to get started, and how to use it in your…
Finding a good PLC simulator can be challenging. Read an assessment of Factory I/O and learn how it works, how to get started, and how to use it in your automation learning journey.
A well-designed SCADA system can reduce costs, increase throughput, and improve usability. Successful implementation…
A well-designed SCADA system can reduce costs, increase throughput, and improve usability. Successful implementation requires consideration from both an operational and a business perspective.
Unexpected, false, and fluctuating PLC input signals can cost many hours of debugging, but luckily, there are some quick,…
Unexpected, false, and fluctuating PLC input signals can cost many hours of debugging, but luckily, there are some quick, simple tricks to try before downtime is wasted.
A common field-level protocol for automation is ASi or AS-interface–a method used to convey actuator and sensor data…
A common field-level protocol for automation is ASi or AS-interface–a method used to convey actuator and sensor data and commands between I/O devices and the PLC control system level.
Using an Arduino Opta PLC, a few off-the-shelf electrical components, and the popular OpenPLC software environment,…
Using an Arduino Opta PLC, a few off-the-shelf electrical components, and the popular OpenPLC software environment, automation control concepts can be built on your own test bench.
IO-Link devices can be inputs or outputs, and often a mix of both. In this article, learn how to interpret datasheets…
IO-Link devices can be inputs or outputs, and often a mix of both. In this article, learn how to interpret datasheets that list the indexes and purpose of the bytes to read and write process data.
It can be risky to adopt unknown technology; it poses serious security concerns if misused. The Control.com engineering…
It can be risky to adopt unknown technology; it poses serious security concerns if misused. The Control.com engineering team contacted our friends at OnLogic to gain some insight into VPN technology.
CODESYS is an automation software that is independent from any one vendor, capable of many PLC, I/O, and motion…
CODESYS is an automation software that is independent from any one vendor, capable of many PLC, I/O, and motion operations. However, being vendor-agnostic can present challenges. Learn how to get started.
The purpose of LOTO is to create a method of reducing the chance that a worker will be exposed to hazardous energy.…
The purpose of LOTO is to create a method of reducing the chance that a worker will be exposed to hazardous energy. It’s important for companies to establish an SOP for standardized LOTO practice.
The choice to ground or float a power supply is not always clear in the NEC. This article explains floating or fixing a…
The choice to ground or float a power supply is not always clear in the NEC. This article explains floating or fixing a DC supply with respect to ground and how circuits can be functionally constructed both ways.
‘Twas the Night Before Christmas: like you’ve (probably) never heard it before.
‘Twas the Night Before Christmas: like you’ve (probably) never heard it before.
As an engineer, why would you settle for simply plugging and unplugging your Christmas lights when you could, instead,…
As an engineer, why would you settle for simply plugging and unplugging your Christmas lights when you could, instead, spend many hours automating this very important December job? Let me show you.
Learn about various ways to activate directional control valves for fluids using manual input, air pilot sources, and…
Learn about various ways to activate directional control valves for fluids using manual input, air pilot sources, and electrical controls. Sometimes, valves even use a mix of multiple power sources.
Compressed air is a common economical way of adding motion to your automated equipment, but the air needs to be filtered,…
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.
Machine-to-machine (M2M) communication is a critical component of the modern connected facility. OPC UA stands out as an…
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.
Truly understanding how to implement IIoT technology requires tangible examples of machines, platforms, and data insights…
Truly understanding how to implement IIoT technology requires tangible examples of machines, platforms, and data insights that give relevance to high-level concepts.
Timers and counters are two of the most important fundamental function blocks in automation programming. Learn how to use…
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.
Learn about how one example platform, KEPServerEX by PTC, uses OPC UA to integrate machine centers with various…
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.
The simple tasks can lead to the most failures. Basic practices in the wiring assembly stages of a project can lead to…
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.
These days, the industrial PC (IPC) is changing the way that engineers approach control logic solutions. Learn how to set…
These days, the industrial PC (IPC) is changing the way that engineers approach control logic solutions. Learn how to set up a basic project in a Beckhoff IPC using structured text programming.