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PLC (USES (Machine Maneuver, Plastic industrial machinery, Transfer…
PLC
USES
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Installation of air conditioning, heating ...
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ADVANTAGES
Small and cheap, compared to relay-based systems.
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It is capable not only of performing relay switching tasks, but also of performing other applications such as timers, counters, calculations, comparisons, and the processing of analog signals
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What is it?
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It is an industrial grade computer, capable of being programmed to carry out control functions.
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Easy programming and installation, high control speed, network compatibility, problem resolution, adequate revisions, high reliability.
Designed for multiple inputs and outputs, wide ranges of temperature, immunity to electrical noise, resistance to vibration and impact.
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BASIC FUNCTIONS
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Machine man dialogue:
Maintain a dialogue with the production operators, obeying their instructions and informing about the status of the process.
Programming:
To introduce, develop and change the application program of the automaton. The programming dialog must allow the program to be modified even with the PLC controlling the machine.
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DISASVANTAGES
As inconveniences we could talk, first of all, about the need for a programmer, which forces one of the technicians to be trained in this regard, but nowadays this problem is solved because universities are already in charge of such training.
The initial cost can also be inconvenient.
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