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Documenting PLC Code Using UDDTs And AOIs

In yesterday's article I covered the advantage of using verbose tag names in place of pages of comments to document programmable controller programs. Beyond that, there are some other tools available that can help you with organization. Focusing on Rockwell Automation...

Eliminating The Need For Comments In PLC Programs

There are a couple of different ways of thinking when it comes to in-program documentation, particularly the use of comments. One main methodology I see is to use documentation liberally (since it’s free), placing comments on as many rungs as...

Common Causes of PLC Failures, and the Solutions

In today's article, I cover some of the most common causes of PLC failures, as well as solutions to avoid them. Input/Output Modules and Field Devices I/O failures can be caused by: Error in the PLC configuration Slacked (loose) terminal blocks ...

Mitsubishi GX Works Communications Setup

In today's article I'll explain how you setup communications in the Mitsubishi Programming Software, GX Works. For those coming to GX Works 3 from GX Works 2 (or earlier,) finding the right area to modify the parameters is the first...

How To Add Profinet I/O & Drives To S7-1500 (Video, TAS 24)

In this week's episode of The Automation Show, John DeTellem walks us through how to add PROFINET (Ethernet) I/O and Drives to an S7-1500 using TIA Portal: For more information, check out the "Show Notes" located below the video. [vimeo 366833029...

Automation In Agriculture Increases Efficiency

The agriculture industry has come a long way in the last hundred years. Gone are the days of working from sunup to sundown, planting, weeding and harvesting all your crops by hand. The advent of machinery made it possible for...

Mitsubishi iQ-R PLC Overview (Video, TAP 48B)

In part two of this week's episode of The Automation Podcast, Jeff Brown from Mitsubishi provides us with an overview of the iQ-R line of PLCs: For more information, check out the "Show Notes" located below the video. Watch the Podcast:...

Mitsubishi iQ-F FX-5 PLC Overview (Video, TAP 48A)

In part one of this week's episode of The Automation Podcast, Jeff Brown from Mitsubishi provides us with an overview of the iQ-F line of small PLCs: For more information, check out the "Show Notes" located below the video. Watch the...

HMI and SCADA Performance and Optimization

“These displays take forever to load!” It's a common and very audible frustration I've heard in many control rooms over the course of my career. And I have to admit, these complaints are often quite valid. I've personally observed it taking...

First Time Using A Siemens Basic Panel (Video, TAS 23)

In this week's episode of The Automation Show, I connect a Siemens KTP-700 Basic Panel to a S7-1200 for the first time: For more information, check out the "Show Notes" located below the video. [vimeo 366830832 w=750 h=420] The Automation Show, Episode...

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