PLC TOP20 Programming Tips

Among the tribes of engineers, there are certain things we just have to learn by doing. One of them is PLC programming. Somehow, we engineers are expected to emerge from college knowing good practices for programming a PLC. Some of us older engineers learned to program using FORTRAN. If we were lucky, we learned about […]

Virtualizing a PLC?

In the fourth season of the cartoon sitcom The Simpsons, there was an episode where the town was flim-flammed by a salesman pitching a Monorail for the town. Everyone saw it as a great idea, but nobody could say why. Marge Simpson had her doubts, and of course, she was right. It didn’t work out. […]