Answer Posted / pandiyan

The main uses of plc is reduce the human control
allocation of human sequence given to the technical
equipments that is called Automation.that technical dives
is an PLC
plc is a programmable logic controller ,it is a
digitally
operated electronics system, which uses a programmable
memory for the industrial environment, which uses a
programmable memory for the internal storage of user
oriented instructions, for implementing specific functions
such as logic, sequencing, timing counting and arithmetic .
To control through digital or analog input and outputs
various types of machines or processors

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