Next is a basic design idea for building your own Arduino I/O expansion board that can simulate the functionality of a PLC. The I/Os with galvanic isolation (and separate ground rails) will help to ...

There is actually a PLC from Arduino, and if you want to dip your toes into the PLC world then take a look at this drum kit based on the Arduino Opta. With the PLC at the core of the build ...

Project pages are remarkably detailed, complete with the hardware and software components, hand tools used, the Arduino sketch, schematics, and more often than not, a step-by-step tutorial.

You can think of a PLC as a very rugged industrial Arduino, but it’s best not to ... instead as a tool for drawing relay schematics. Contacts can be normally open or closed and in series or ...

Those of you that enjoy building projects using Arduino might be interested in this new Arduino compatible PLC available in three different size, designed by SG-Tronic. Controllino is a ...