Examples of using Plcs in English and their translations into Hebrew
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Fifty-three PLCs.
The very oldest PLCs used non-volatile magnetic core memory.
A third version of his virus, running more PLCs.
It allows seamless integration with PLCs, RTUs and Intelligent Electronic Devices(LED).
PLCs used in larger I/O systems may have peer-to-peer(P2P) communication between processors.
Under the IEC 61131-3 standard, PLCs can be programmed using standards-based programming languages.
PLCs have become more powerful, and the differences between between DCS and PLC applications has become less clear.
Prior to the discovery of the Stuxnet computer worm in June 2010,security of PLCs received little attention.
PLCs may need to interact with people for the purpose of configuration, alarm reporting or everyday control.
An engineer working in a manufacturingenvironment will at least encounter some PLCs, if not use them on a regular basis.
PLCs take up less space, perform more complex tasks and are more customizable than the mechanical technologies they have replaced.
This control topology, which is enabled by powerful multicore PLCs and real-time networks, has several benefits.
To implement such controller's, electrical engineers can use electrical circuits, DSP,micro controllers and PLCs.
Not if it turns out that PLCs have less to do with helping children to think deeply about questions that matter than with boosting standardized test scores.
Teams for Education allows admins and teachers to set up specific teams for classes,professional learning communities(PLCs), staff members and everyone.[26].
Such PLCs typically have a restricted regular instruction set augmented with safety-specific instructions designed to interface with emergency stops, light screens, and so forth.
B&R specializes in manufacturingcontrol systems for the machine environment including PLCs, I/O, industrial computers and monitors, servo systems, robotics and CNC.
PLCs generally contain a real-time operating system such as OS-9 orVxWorks, and exploits for these systems exist much as they do for desktop computer operating systems such as Microsoft Windows.
We supply everything needed for cutting-edge command centers and conference rooms,including multimedia systems, PLCs, control equipment, and projection equipment.
However, some specialty vehicles such as transit busses economically use PLCs instead of custom-designed controls, because the volumes are low and the development cost would be uneconomic.
Control Techniques' intelligent machine architecture uses standard Ethernet for communication across drives, I/O,HMIs, PLCs and other industrial devices.
As hardware rapidly becomes more powerful and cheaper,RTUs, PLCs, and DCSs are increasingly beginning to overlap in responsibilities, and many vendors sell RTUs with PLC-like features, and vice versa.
These differ from conventional PLC types asbeing suitable for use in safety-critical applications for which PLCs have traditionally been supplemented with hard-wired safety relays.
In recent years"safety" PLCs have started to become popular, either as standalone models or as functionality and safety-rated hardware added to existing controller architectures(Allen Bradley Guardlogix, Siemens F-series etc.).
When Symantec first disclosed details about howStuxnet affected the programmable logic controllers(PLCs) used for uranium enrichment in Natanz, it documented two attack strategies.
Many early PLCs did not have accompanying programming terminals that were capable of graphical representation of the logic, and so the logic was instead represented as a series of logic expressions in some version of Boolean format, similar to Boolean algebra.
Unlike regular PLCs that are usually modular and greatly expandable, the PLRs are usually not modular or expandable, but their price can be twoorders of magnitude less than a PLC, and they still offer robust design and deterministic execution of the logics.