4diac
4diac is an open source framework for distributed industrial process automation and control. It enables running real-time control applications distributed over multiple devices.
industrial-automation
distributed-control
realtime-control
4diac: Open Source Framework for Distributed Industrial Process Automation
A free and open source framework for industrial process automation, enabling real-time control across multiple devices
What is 4diac?
4diac is an open-source framework aimed at distributed industrial process automation and control. It provides a standardized infrastructure to design and implement distributed control applications that can run on multiple devices in real-time.
Some key features of 4diac include:
- Supports IEC 61499 standard for distributed industrial control systems
- Allows creating distributed applications spread over multiple devices like PLCs, embedded devices, etc.
- Provides deterministic real-time execution of control logic
- Comes with development tools like editors, debuggers, monitoring tools
- Enables hardware-independent application development
- Implemented in C++, runs on Linux and Windows
- LGPL open source license
4diac makes it easy to build distributed real-time automation and control systems like those used in factories, processing plants, etc. Its adherence to open standards, deterministic real-time performance and open source license make it appealing for industrial control use cases.
4diac Features
Features
- IEC 61499 compliant runtime for distributed industrial automation
- Supports programming in FBD, LD, ST, C/C++
- Built-in simulation for testing
- Communication via OPC UA, MQTT, HTTP
- Runs on Linux, Windows, Raspberry Pi
Pricing
- Open Source
Pros
Open source and free
Portable across devices and operating systems
Support for common IEC 61131-3 PLC languages
Built-in simulation features
Active community support
Cons
Limited adoption compared to commercial options
Steep learning curve
Lacks some advanced features of commercial SCADA systems
Official Links
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