Science, asked by narendraysn5759, 1 year ago

What is the similarity and what is the difference between relays and plc?

Answers

Answered by gayathrivino

Difference between Relays and PLCs. Relays are electro-mechanical switches that have coil and two types of contacts that is NO & NC. But a Programmable Logic Controller, PLC is a mini computer which can take decision based on the programme and its input & output.

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