operating system | Super Nintendo Entertainment System | Nintendo Entertainment System | Android (operating system) | Global Positioning System | Solar System | X Window System | Korean Broadcasting System | System of a Down | Domain Name System | Seoul Broadcasting System | North Carolina Community College System | Mutual Broadcasting System | Bulletin board system | system | Turner Broadcasting System | Program and System Information Protocol | Manufacturing | Geographic information system | Ubuntu (operating system) | Tokyo Broadcasting System | Federal Reserve System | Colt's Manufacturing Company | Youth system | Embedded system | solar system | Seigneurial system of New France | Interstate Highway System | Fedora (operating system) | Trans-Alaska Pipeline System |
The control/PLC level where the process interlocking is secured, the HMI level presenting the graphical display of the process and the SCADA/MES (Manufacturing execution system)/MIS (Management Information System).