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Finder 8A.04.9.024.832C 8A Series – OPTA Codesys Programmable Logic Relay
Finder 8A.04.9.024.832C OPTA CODESYS Advanced Programmable Logic Relay featuring 8 configurable inputs, 4 relay outputs, Ethernet, RS485, Wi-Fi, BLE and IEC 61131-3 programming support.
£171.75
Why Choose the Finder 8A.04.9.024.832C OPTA CODESYS Advanced Programmable Logic Relay?
The Finder 8A.04.9.024.832C is the flagship OPTA CODESYS Advanced Programmable Logic Relay (PLR), designed to deliver PLC-level functionality within a compact DIN rail-mounted platform. Developed in collaboration with Arduino Pro and supporting the powerful CODESYS IEC 61131-3 programming environment, it combines industrial automation performance with exceptional flexibility and ease of integration.
Featuring 8 configurable digital or analogue inputs and 4 electromechanical relay outputs rated at 10 A, the controller is ideal for machine automation, HVAC systems, process control, building management and OEM equipment. Its advanced communication capabilities include Ethernet, Modbus TCP/IP, Modbus RS485, Wi-Fi and Bluetooth Low Energy, enabling seamless integration into modern connected automation systems.
The integrated AUX expansion port supports up to five Finder OPTA expansion modules, allowing users to scale I/O capacity as application requirements grow. Combined with the power of CODESYS programming, the 8A.04.9.024.832C offers a professional automation solution suitable for Industry 4.0 environments.
Key Advantages
- Advanced OPTA CODESYS programmable logic relay.
- 8 configurable digital or analogue inputs.
- 4 relay outputs rated at 10 A AC1.
- Full support for CODESYS IEC 61131-3 programming.
- Integrated Ethernet, RS485, Wi-Fi and BLE connectivity.
- Supports Modbus TCP/IP and Modbus RTU communications.
- Expandable with up to 5 OPTA expansion modules.
- Compact DIN rail mounted industrial design.
Key Features
- Finder OPTA Advanced CODESYS PLR.
- Model: 8A.04.9.024.832C.
- 8 configurable digital or 0-10 V analogue inputs.
- 4 normally open electromechanical relay outputs.
- 10 A AC1 relay output rating.
- USB-C programming and data logging interface.
- RJ45 Ethernet port with Modbus TCP/IP support.
- RS485 serial communication port.
- Integrated Wi-Fi and Bluetooth Low Energy.
- Powerful STM32H747XI dual-core processor.
- AUX expansion port for additional I/O modules.
- Programmable user button.
- Status LEDs for diagnostics and outputs.
- DIN rail mounting according to EN 60715.
Advanced Industrial Control with CODESYS
The Finder 8A.04.9.024.832C bridges the gap between traditional smart relays and full-scale PLC systems. By supporting the internationally recognised CODESYS IEC 61131-3 environment, engineers can develop applications using Ladder Diagram (LD), Function Block Diagram (FBD), Structured Text (ST) and other industrial programming languages.
The combination of advanced communications, scalable expansion capability and industrial-grade hardware makes the OPTA Advanced CODESYS version ideal for both standalone control systems and networked Industry 4.0 applications. Built-in Ethernet, wireless connectivity and Modbus support enable seamless integration with SCADA systems, HMIs and cloud-based monitoring platforms.
Typical Applications
- Industrial automation systems.
- Machine building and OEM equipment.
- Building management systems.
- HVAC and ventilation control.
- Pump and water treatment systems.
- Energy monitoring and management.
- Packaging machinery.
- Industry 4.0 and IoT projects.
Technical Specifications
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| Communication | Modbus RTU, Modbus TCP | |
|---|---|---|
| Device Type | Logic Relay (base unit) | |
| Current | 8 A | |
| Voltage | 24 V | |
| IP Rating | IP20 | |
| Coil / Supply Voltage | 12 V DC, 24 V DC | |
| Series | OPTA Programmable Logic Relays | |
| Product type | Advanced CODESYS Programmable Logic Relay | |
| Programming environment | CODESYS IEC 61131-3 | |
| Supply voltage | 12-24 V DC | |
| Operating voltage range | 10.2-27.6 V DC | |
| Inputs | 8 configurable digital or analogue (0-10 V) | |
| Input compatibility | PNP / NPN | |
| Outputs | 4 NO relay outputs | |
| Relay rating | 10 A AC1 | |
| Maximum peak current | 15 A | |
| Protocols | Modbus TCP/IP, Modbus RTU | |
| Processor | STM32H747XI Dual ARM Cortex-M7/M4 | |
| Expansion capability | Up to 5 OPTA expansion modules | |
| Protection rating | IP20 | |
| Mounting type | DIN rail EN 60715 | |
| Operating temperature | -20°C to +55°C | |
| Dimensions (W × H × D) | 70 × 84 × 56.8 mm | |
| HS Code | 85371098 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the Finder 8A.04.9.024.832C used for?
The controller is used for industrial automation, machine control, HVAC systems, building automation and OEM applications requiring flexible I/O and advanced communications.
How many inputs and outputs are available?
The unit provides 8 configurable digital or analogue inputs and 4 relay outputs rated at 10 A.
Which communication interfaces are built in?
The controller includes USB-C, Ethernet RJ45, RS485, Wi-Fi and Bluetooth Low Energy connectivity.
Can expansion modules be connected?
Yes. The AUX expansion port supports up to five compatible Finder OPTA expansion modules for additional I/O capacity.
Which programming environment does this version support?
The 8A.04.9.024.832C is specifically designed for the CODESYS IEC 61131-3 industrial automation platform.
Trusted by Automation Engineers Worldwide
Finder OPTA CODESYS programmable logic relays combine industrial reliability, modern connectivity and scalable expansion capabilities, helping engineers develop powerful automation solutions without the complexity of traditional PLC systems.
