Usually my work involves designing and building new equipment, or occasionally completely rebuilding and upgrading old machines. Last week I got an emergency call from an existing customer that their production line was down and they couldn’t get help quickly …

A Service Application – Bottle Blower Read more »

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Just an update on my PLC Trainer project. These are two of the Allen-Bradley Micrologix 1400 Trainers along with the Fischertechnik models I mentioned in my last post. The program and documentation for the Color Sorter, shown at left, is completed. …

Fischertechnik and PLC Trainers Read more »

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Today’s post is a response to frustration. Some times when dealing with potential customers you waste a lot of time trying to save them money. They may want you to cut corners, spend a lot of your time (for free) …

How To Design And Build A Small Controls Project Read more »

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This post is both an update on the status of “My Little Factory” and an article on some new fun trainers that I am working on. As you can see in the above picture, all of the hardware for the …

Hands On Training Equipment Read more »

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Today’s post concerns how sensor choices are made in real applications. I have written various posts on sensors in the past, and even participated in a Control Engineering webcast and forum last year on the topic. While I have covered …

Application: Sensor Choices 103 Read more »

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Today’s post is about what goes on between an actual detection device and the input of a control system. In many control applications you don’t need to think about what goes on inside of a device. The signal is converted …

Sensors 102: Signal Conditioning Read more »

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