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programmable logic control unit

См. также в других словарях:

  • Programmable logic controller — A programmable logic controller (PLC) or programmable controller is a digital computer used for automation of industrial processes, such as control of machinery on factory assembly lines. PLCs are used in many different industries and machines… …   Wikipedia

  • Control unit — A control unit in general is a central (or sometimes distributed but clearly distinguishable) part of the machinery that controls its operation, provided that a piece of machinery is complex and organized enough to contain any such unit. One… …   Wikipedia

  • Control system — For other uses, see Control system (disambiguation). A control system is a device, or set of devices to manage, command, direct or regulate the behavior of other devices or system. There are two common classes of control systems, with many… …   Wikipedia

  • Programmable Array Logic — The term Programmable Array Logic (PAL) is used to describe a family of programmable logic device semiconductors used to implement logic functions in digital circuits introduced by Monolithic Memories, Inc. (MMI) in March 1978.cite journal |… …   Wikipedia

  • Control theory — For control theory in psychology and sociology, see control theory (sociology) and Perceptual Control Theory. The concept of the feedback loop to control the dynamic behavior of the system: this is negative feedback, because the sensed value is… …   Wikipedia

  • Logic analyzer — A logic analyzer is an electronic instrument which displays signals in a digital circuit. A logic analyzer may convert the captured data into timing diagrams, protocol decodes, state machine traces, assembly language, or correlate assembly with… …   Wikipedia

  • Orchestra Control Engine — is a suite of software components (based on Linux/RTAI) for the planning, development and deployment of real time control applications for industrial machines and robots. Orchestra Control Engine has been developed by Sintesi SpA in collaboration …   Wikipedia

  • Supervisory control and data acquisition — SCADA est l acronyme de Supervisory Control And Data Acquisition (commande et l acquisition de données de surveillance). L idée générale est celle d un système de télégestion à grande échelle réparti au niveau des mesures et des commandes. Des… …   Wikipédia en Français

  • Supervisory Control and Data Acquisition — Un SCADA, acronyme de l anglais Supervisory Control And Data Acquisition (télésurveillance et acquisition de données), est un système de télégestion à grande échelle permettant de traiter en temps réel un grand nombre de télémesures et de… …   Wikipédia en Français

  • Direct Digital Control — (DDC) refers to the ability to control HVAC (Heating, Ventilating, and Air Conditioning) devices via microprocessors containing a software performing the control logic. DDC receive analog and digital inputs from the sensors and devices installed… …   Wikipedia

  • Direct digital control — (DDC) is the automated control of a condition or process by a digital device (computer).[1][2] A very early example of a DDC system meeting the above requirements was completed by the Australian business Midac in 1981 1982 using R Tec Australian… …   Wikipedia

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