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  2. SCADA - Wikipedia

    en.wikipedia.org/wiki/SCADA

    In smaller SCADA systems, the supervisory computer may be composed of a single PC, in which case the HMI is a part of this computer. In larger SCADA systems, the master station may include several HMIs hosted on client computers, multiple servers for data acquisition, distributed software applications, and disaster recovery sites.

  3. Industrial control system - Wikipedia

    en.wikipedia.org/wiki/Industrial_control_system

    Supervisory control and data acquisition (SCADA) is a control system architecture that uses computers, networked data communications and graphical user interfaces for high-level process supervisory management. The operator interfaces which enable monitoring and the issuing of process commands, such as controller setpoint changes, are handled ...

  4. Programmable logic controller - Wikipedia

    en.wikipedia.org/wiki/Programmable_logic_controller

    A programmable logic controller (PLC) or programmable controller is an industrial computer that has been ruggedized and adapted for the control of manufacturing processes, such as assembly lines, machines, robotic devices, or any activity that requires high reliability, ease of programming, and process fault diagnosis.

  5. Operational technology - Wikipedia

    en.wikipedia.org/wiki/Operational_Technology

    Systems that process operational data (including electronic, telecommunications, computer systems and technical components) are included under the term operational technology. OT systems can be required to control valves, engines, conveyors and other machines to regulate various process values, such as temperature, pressure, flow, and to ...

  6. Energy management system - Wikipedia

    en.wikipedia.org/wiki/Energy_management_system

    An energy management system (EMS) is a system of computer-aided tools used by operators of electric utility grids to monitor, control, and optimize the performance of the generation or transmission system. Also, it can be used in small scale systems like microgrids. [1] [2]

  7. WinCC - Wikipedia

    en.wikipedia.org/wiki/WinCC

    WinCC is written for the Microsoft Windows operating system. [1] [2] It uses Microsoft SQL Server for logging and comes with a VBScript and ANSI C application programming interface. [3] In 2010, WinCC and PCS 7 were the first known SCADA systems to be specifically targeted by malware. The Stuxnet worm can spy on and even reprogram infected ...

  8. Remote terminal unit - Wikipedia

    en.wikipedia.org/wiki/Remote_Terminal_Unit

    A remote terminal unit (RTU) is a microprocessor-controlled electronic device that interfaces objects in the physical world to a distributed control system or SCADA (supervisory control and data acquisition) system by transmitting telemetry data to a master system, and by using messages from the master supervisory system to control connected objects. [1]

  9. Outline of automation - Wikipedia

    en.wikipedia.org/wiki/Outline_of_automation

    Control system – a device, or set of devices to manage, command, direct or regulate the behavior of other devices or systems.; Industrial control system (ICS) – encompasses several types of control systems used in industrial production, including supervisory control and data acquisition (SCADA) systems, distributed control systems (DCS), and other smaller control system configurations such ...

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