How to Add IO Expansion Modules to the Arduino Opta PLC!

How to Add IO Expansion Modules to the Arduino Opta PLC!

LeMaster Tech
LeMaster Tech
495 Video Views·Oct 6, 2025

In this video we cover how to add IO expansion modules to a Programmable Logic Controller (PLC). We use the Arduino Opta PLC in this continuation of our controls and automation tutorial series!

Arduino Opta PLC: https://amzn.to/4369xfc
Expansion Modules:
Digital Inputs and Outputs: https://amzn.to/4pX4ozQ
Analogs/PWMs: https://amzn.to/4mMhnl9

Be sure to check out the full automation and controls playlist on the channel!
https://www.youtube.com/watch?v=pTnSDfyAg3c&list=PLsFyHm8kJsx05fJn6-NX2HuSNl1FMN6YF

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