Arduino Opta IoT PLC Quick Start Ladder Logic

Arduino Opta IoT PLC Quick Start Ladder Logic

Every Opta IoT PLC comes with the ability to be programmed using the professional series Arduino PLC IDE. (Arduino PRO) This is designed to implement industrial machine control functions and programming, including ladder logic. The Opta hardware is also designed to support industrial voltages. This quick start guide will show you how to wire, initialize, … Read more

How Ladder Logic Program Scan Works

How Ladder Logic Program Scan Works

PLC programs scan cyclically. This means that it is repeated many times and in the same order. The primary sequence of a PLC scan is reading the inputs, executing the program, diagnostics, and communication, and updating the outputs. We will look at these scan items with particular attention to how the ladder logic program is … Read more