Model of the integrated information system of an industrial organization. Hardware and software architecture of the computer units which implement the functions of the various levels of an industrial organization. Typical pre-fabricated computing modules for assembling and configuring distributed control systems (DCS), Programmable Logic controllers (PLC) and Supervisory Control and Data Acquisition Systems ((SCADA). Languages for writing industrial control software (Ladder Logic Diagrams, Function Block Diagrams, Instruction List, Structured Text and Sequential Function Charts. Software engineering workbenches for the design, debugging and execution simulation of industrial control software.