This article discusses the integration of smart sensors and the Internet of Things (IoT) in digital twins for Industry 4.0, representing a transformative approach to industrial operations. We explore the applications, benefits, and challenges associated with using smart sensors and IoT technologies in the context of digital twins. Digital twins, virtual replicas of physical assets or processes, rely on real- time data provided by smart sensors and IoT devices for continuous monitoring, analysis, and optimization of industrial operations. The focus is on the role of smart sensors and IoT in creating and maintaining accurate and efficient digital twins, addressing challenges such as data security issues, compatibility concerns, and the complexity of managing heterogeneous sensor networks in large industrial environments.

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Internet of things,Digital twin,Industry 4.0,Industrial internet of things,Smart sensors

• Computer and Information Sciences - Natural Sciences
• Other Engineering and Technology Sciences - Engineering and Technology
• Electrical Engineering, Electronic Engineering, Information Engineering - Engineering and Technology