With this user manual, you will learn how to set up, configure, and use all the main features of an Opta™ device. To learn more about the PLC IDE, check out our tutorials here. Opta™ is a secure micro Programmable Logic Relay (PLR) with Industrial Internet of Things (IoT) capabilities.

Relays. Opta™ devices (all variants) have four Normally Open (NO) 10 A relays capable of actuating on loads at a rated voltage of 250 VAC and up to a maximum switching voltage of 400 VAC. Output relays in Opta™ devices. User-programmable relay outputs are mapped as described in the following table:

Arduino Opta® Digital Expansions are designed to multiply your Opta® micro PLC capabilities with the addition of 16 programmable inputs for connecting your digital sensors and 8 more relays to operate your machines.

Nov 22, 2023 · Programming the Arduino Opta using these basic control logic functions requires an ‎understanding of relay ladder diagrams and implementing control logic functions using basic ‎electric switches and an LED circuit.

Feb 5, 2025 · Using an Arduino Opta PLC, a few off-the-shelf electrical components, and the popular OpenPLC software environment, automation control concepts can be built on your own test bench.

Oct 4, 2023 · The Arduino Opta PLC features a total of four relay-based outputs. According to the data sheet each relay is capable of 10 A at 250 VAC. As a beginner, I advise against getting anywhere near those design maximum specifications.

Arduino Opta™ Digital Expansions are designed to multiply your Opta™ micro PLC capabilities with the addition of 16 programmable inputs for connecting your industrial sensors and 8 more relays to operate your machines.

Choose any of the 5 programming languages defined by the IEC 61131-3 standard (Ladder, Functional Block Diagram, Structured Text, Sequential Function Chart or Instruction List) and quickly code PLC applications or port existing ones to Arduino Opta or …

5.8 Relay Outputs. Arduino Opta has four Normally Open (NO) powerful 10A relays which are capable of actuating on loads at a rated voltage of 250 VAC and up to a maximum switching voltage of 400 VAC.

May 23, 2023 · Quick start guide: Wire, initialize, license, and program your first ladder logic in Opta IoT PLC. Activate relay output with proximity sensor. Ladder Logic...