Tag: HMI

Today’s post is a guest post on HMI programming from MRO Electric, an automation product supplier. Designing HMIs for Mobile Devices Well-designed human-machine interfaces (HMI) reduce operator error, saving companies millions of dollars by reducing down-time and increasing worker safety. …

MRO – Moving HMI Designs Read More »

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Today’s post is in answer to a question from Bruno on my last post on Faults and Messages. Bruno asks “If two faults happen at the same time, will this procedure work?” This is a more complex question than it …

Ladder Logic 403: Message Scrolling and Multiple Faults Read More »

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This post is another in my series on Ladder Logic. As with the other posts in this series, I am using generic logic and addressing so that it can apply to various PLCs. In previous posts in this series I …

Ladder Logic 209: Faults and Messages Read More »

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Today’s post, as promised last week, is written by Ryan McCarthy, a reader of this blog. While I always offer to place a reciprocal link to the website of whoever contributes guest posts to this site, amazingly Ryan is neither …

Unitronics Read More »

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Today’s topic is on exactly what happens before you start wiring a control panel. It will also serve as an update on my progress on “My Little Factory”, which has drawn a lot of questions from my readers. As I …

Fabricate – Panel Preparation Read More »

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Last week I received an e-mail from a guy at a company called Udemy. He had stumbled across a post about Automation Direct from about a year ago and thought I might be interested in the infographic above. Sometimes when …

PLC Infographic / Udemy Read More »

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As many of you know from reading this blog, I spend about 40% of my time teaching software programming classes for Automation Training, a Canadian company. I started out teaching the Allen-Bradley SLC and ControlLogix platforms and Siemens Step 7 …

Wonderware Read More »

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I often get asked when teaching my Siemens and Allen-Bradley classes the difference between SCADA systems and HMIs. While there can be some overlap, especially now with enhanced HMI capabilities on CE computers or thin clients, there are some fairly …

SCADA and HMIs Read More »

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After spending the last several months working on some of my entrepreneurial ideas and teaching PLC programming classes, I just spent the last couple of weeks contracting on a machine and system startup/debug job. I feel very fortunate to have …

More Startup and Debug Read More »

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Probably the most useful tool I have in my arsenal when doing preliminary design is Microsoft Excel. In many of the projects I have worked on over the last couple of years since I left Wright, the company I was …

Excel – Automate your Automation Read More »

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