Insights into Navigating Version Control in Industrial Automation

May 22, 2025
Challenges in Version Control for Industrial Automation Systems
Learn to Ensure Reliable & Secure PLC Program Management
In the rapidly evolving world of industrial automation, version control remains a critical aspect of maintaining reliable and efficient operations. The wrong version control system can lead to increased troubleshooting time, security vulnerabilities, and unnecessary costs. For instance, an expensive cloud-based solution might be overkill for a machine that rarely changes, while a redundant PLC setup might not suffice for complex, frequently updated systems.
The Importance of Selecting the Right Version Control System
Selecting the right version control system for specific factory needs is crucial. The wrong system can lead to a host of issues, including increased downtime and security risks. Understanding the unique requirements of each application, such as the frequency of updates, network connectivity, and cybersecurity needs, is essential. For example, a simple backup on an hard drive might be sufficient for a stable, long-running machine, while a more sophisticated cloud-based solution is necessary for systems with frequent changes.
Early Methods of Version Control in Industrial Automation
The evolution of version control in industrial automation has seen significant advancements. Early methods often involve manual backups on engineering servers or SD cards within the PLCs themselves. These methods are practical for isolated, long-running systems but lack the robustness needed for modern, interconnected environments. Today, version control systems are more integrated, leveraging technologies like Git and cloud platforms.
Modern Technologies for Version Control in PLCs & Automation Systems
Modern version control systems like Git offer several benefits in industrial automation. They can track changes in PLC programs, firmware, hardware, and documentation, ensuring that all system aspects are validated and compliant. This comprehensive tracking reduces downtime and improves production efficiency. Additionally, the potential future use of digital twins could simulate and validate code performance offline, further enhancing reliability.
Version Control for Industrial Automation
By carefully considering the specific needs of your factory floor and leveraging modern technologies, you can ensure that your version control system is both practical and effective. No matter scale of version control required, the Sysmac platform offers version control from on-PLC SD cards, without stopping production, to team licenses for integrated development environments.











