The book details intelligent process variable monitoring devices. A wide range of programmable logic controllers is also described, a description of instrumental controller programming systems is given. Information is given about new SCADA systems, modern DBMS databases, including database models, data access architecture, database servers, etc. The updated section on network equipment provides characteristics of industrial networks, including Industrial Ethernet, topology and access methods, description of active equipment. The final section of the book presents the top-level systems: ERP and MES systems, information systems and design systems.