Instruments and Systems: Monitoring, Control, and Diagnostics Annotation << Back Modern Architectural Approaches to Building Automation Systems based on Industrial Internet of Things Patterns S.A. RYLOV In the modern world, an urgent task is to move from the classical architecture of building distributed control systems for industrial enterprises and productions to the architectural approaches of the industrial Internet of Things and Industry 4.0. At the same time, there are a number of established and nascent concepts of the industrial Internet of Things, which makes it diffi cult to choose a specific architectural platform and approaches for system design. In this article, the author presents the main existing modern architectural concepts of the industrial Internet of things and reveals the general principle of their formation. Keywords: industrial Internet of Things, IIoT. DOI: 10.25791/pribor.9.2025.1613 Pp. 24-31.