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A programmable logic controller (PLC) or programmable controller is a digital computer used for automation of electromechanical processes, such as control of machinery on factory assembly lines, amusement rides, or lighting fixtures. PLCs are used in many industries and machines. Unlike general-purpose computers, the PLC is designed for multiple inputs and output arrangements, extended temperature ranges, immunity to electrical noise, and resistance to vibration and impact.
PLCs may need to interact with people for the purpose of configuration, alarm reporting or everyday control. A Human-Machine Interface (HMI) is employed for this purpose. HMIs are also referred to as MMIs (Man Machine Interface) and GUI (Graphical User Interface).
A simple system may use buttons and lights to interact with the user. Text displays are available as well as graphical touch screens. More complex systems use a programming and monitoring software installed on a computer, with the PLC connected via a communication interface.
We offer Free evaluations and fast turn-around of your PLC's, PLC Modules, PLC Cards, PLC Monitors, Etc. and we back up our work with a TWO YEAR Warranty.
ERD repairs most makes and models of Industrial Electronics. If you do not see the manufacturer in our list of OEM MANUFACTURERS, don't worry. We can probably repair your Industrial Electronic equipment. Call to speak to one of our technical support specialists for help, 336 - 992 - 3611, email at sales@erdltdinc.com, or use our Contact Page.
