Engineering Bench Talk: Arduino Opta Expansion | Mouser Electronics
Add more inputs and output to your Arduino Opta PLC with the Arduino D1608x Pro Opta® Digital Expansions. Snap-on functionality instantly gives you 16 additional inputs and 8 additional switched outputs when paired with an Opta PLC. In this video we show you how to add the expansion onto the Opta base unit and get it up and running.