The Official Arduino PLC Starter Kit with Arduino Opta WiFi distributed by REES52 is a professional, industrial-grade automation training ecosystem designed to bridge the gap between educational embedded systems and real-world industrial environments. At the heart of this sandbox is the Arduino Opta WiFi Micro-PLC, developed in partnership with industrial switching pioneer Finder. Powered by an STMicroelectronics dual-core RISC/Cortex processor, it executes complex control tasks while managing seamless IoT communications via built-in Wi-Fi, Ethernet, and RS485 channels.
The kit includes two dedicated DIN-rail prototyping boards: the DIN Simul8 (for input replication) and the DIN Celsius (for analog temperature PID tuning). Fully compliant with the IEC 61131-3 standard, it allows engineers and students to program utilizing five native PLC languages via the Arduino PLC IDE, backed by over 20 hours of hands-on coursework. It serves as a premium, secure B2B solution for engineering universities, technical institutes, and industrial IoT R&D prototyping groups.
The kit completely operates across the five conventional, internationally standard automation languages within the Arduino PLC IDE:
Ladder Diagram (LD): The foundational visual layout mimicking electrical relay logic panels.
Function Block Diagram (FBD): Graphic node sheets interconnecting processes and computational blocks.
Structured Text (ST): High-level, algorithmic code structures layout similar to Pascal or C.
Sequential Function Chart (SFC): Flowchart-driven logic paths to manage multi-step sequence phases.
Instruction List (IL): Low-level assembly-style linguistic matrices (legacy processing).
Arduino DIN Simul8 Module: Features 8 industrial SPST toggle switches mapped directly to 8 status LED signal lines. It provides a dry-erase marker strip surface, allowing students to test logic routines without raw panel terminal wiring.
Arduino DIN Celsius Module: An analog closed-loop temperature playground housing a highly accurate Texas Instruments TMP236 thermal sensor (-10C to +125C) paired with dual independent 24V onboard resistor heating elements. It outputs a safety-scaled 010V representation to the Opta PLC analog inputs via an integrated $4.9\times$ signal multiplier circuit.
1 x Official Arduino Opta WiFi Industrial Micro-PLC Core Box
1 x Official Arduino DIN Simul8 Switch Expansion Block
1 x Official Arduino DIN Celsius Temperature PID Block
1 x Premium Industrial Grounded DC 24V 1A Power Supply Adapter (with global plug variations)
1 x Heavy-Duty 1-Meter Reinforced USB Type-C to Type-A Interface Cable
25+ x Flexible Multi-Core 20cm Jumper Cables (Color-coded in White, Black, and Red)
1 x Full Set of Modular Snap-On 72mm Plastic DIN Rail Board Holders
1 x Digital Activation Token giving full access to the 20+ Hour Explore PLC Curriculum Course
Finder Industrial Core Foundations: Built inside Finder's classic micro-PLC housing configuration. It features heavy-duty electromechanical relays capable of switching up to 10A current drops safely, entirely matching industrial panel parameters.
Hardware Cryptographic Safety Element: Houses the state-of-the-art ATECC608B crypto chip, ensuring local firmware integrity via hardware secure boot and handling X.509 certificate authentication arrays for safe, cloud-ready deployments over local Wi-Fi.
Built-In Dual Core Processing Optimization: The STM32H747XI chip splits processing burdens evenly. The high-frequency Cortex-M7 core manages precision real-time tracking loops and Modbus industrial buses, while the Cortex-M4 core balances background network data packets and cloud telemetry syncs.
Comprehensive Multi-Station Prototyping Panel: Includes input simulation modules and PID thermal blocks with built-in reverse-polarity and +24V miswiring protections on all screw terminals, preventing component failure during student labs.
Q1: Can I program the Opta WiFi using standard C/C++ like an ordinary Arduino board?
A: Yes, absolutely. The Opta WiFi is completely dual-compatible. For conventional code, you can use the standard Arduino IDE 2.0 environment to flash traditional sketches. For official automation training, you can launch the specialized Arduino PLC IDE to write standard industrial logic.
Q2: What fieldbus networks can be modeled using the interfaces on the Opta PLC unit?
A: The controller natively supports advanced networking protocols. Using the physical ports, you can model Modbus TCP architectures over standard 10/100 Ethernet links and Modbus RTU systems through the integrated half-duplex RS485 screw terminals.
Q3: Does the kit require a live internet connection to execute and test the laboratory programs?
A: No internet connection is needed for core compilation or running exercises. The Arduino PLC IDE installs locally on your computer to handle code writing, debugging, and direct compilation via the USB-C link. An internet connection is only needed if you wish to link up with the Arduino Cloud dashboard for remote SCADA operations.






Price:
Price 24500.0 INR / Piece
Minimum Order Quantity : 1 Piece
Power Supply : Direct Current (DC) System
Color : Industrial Matte Metallic Green and Structural Space Grey Accents
Power Source : Battery Operated (Requires 6 x AA HighPerformance Batteries, Not Included)
Input : 9V DC Baseline (via 6x AA battery matrix)
Price 20399.0 INR / Piece
Minimum Order Quantity : 1 Piece
Power Supply : Direct Current (DC) System Management
Color : Sleek Futuristic Gloss White with Vibrant Royal Blue Accents
Power Source : OnBoard HighCapacity Rechargeable LithiumPolymer Power Matrix
Input : Dedicated DC 5V MicroUSB Interface Link
Price 350.0 INR / Piece
Minimum Order Quantity : 1 Piece
Power Supply : Electric
Color : Brown
Price 650 INR / Piece
Minimum Order Quantity : 1 Piece
Power Supply : External
Color : Green
Power Source : Electricity
Input : 1.85.5V DC