This article explores "ghost bugs" in industrial programmable logic controllers (PLC), often caused by race conditions. It explains the mechanism of these errors, their link to the PLC scan cycle, and interactions with HMI/SCADA/interrupt tasks. Practical solutions for TIA Portal (Siemens) are presented to ensure code robustness.
Discover the importance of Distributed Control Systems (DCS) in modern industrial automation. This article explores their fundamental principles, key benefits in terms of reliability, scalability, and integration, and why they are crucial for optimizing production, safety, and performance of complex processes in today's industry.
Getting the first job as an automation engineer is a major challenge for junior profiles. This in-depth article explores the paradox of experience, the gap between theoretical training and practical requirements, and proposes concrete strategies based on experience to overcome these obstacles and succeed in professional integration in the industrial automation sector.
Discover the fundamentals of Aveva InTouch to design your first SCADA project. This technical guide explores the software architecture, tag management, and best practices for creating a high-performance operator interface.
In-depth analysis of the best industrial cybersecurity (OT) solutions to secure SCADA systems, automation, and critical infrastructure from modern threats.
Delve into the heart of the story of Stuxnet, the first malware designed as a physical weapon, and discover how it revolutionized the security of operational technology (OT) systems.
In-depth analysis of the surge in ransomware attacks targeting industrial environments. This article explores the IT/OT convergence, inherent vulnerabilities in control systems, economic motivations of cybercriminals, and essential defense strategies compliant with standards like IEC 62443 and the NIST CSF.
Discover how Node-RED, a visual programming platform based on flows, revolutionizes the supervision of industrial programmable logic controllers (PLCs) in an OT environment. This detailed technical article explores connectivity to PLCs (Modbus TCP, OPC UA), the creation of interactive dashboards, contextual alert management, and the implementation of advanced automation logic, while addressing cybersecurity considerations according to the IEC 62443 standard.