What is PLC

What is PLC (Programmable Logic Controller)?

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If you are associated with Industrial Automation, then you might have heard about PLCs – right? So, what is PLC? and why the name –...
LED Wickets

How do LED Wickets in Cricket works?

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If you are watching cricket then you might have noticed flashing LED Wickets system. The bails and stumps LED lights flash when the ball...
How to measure a 4-20mA current loop

How to measure a 4-20mA current loop?

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Process industries require monitoring of pressure, temperature, pH level, etc. for smooth operation. These transmitters send information to PLCs or controllers on a 4 mA...
How does a fiber optic sensor work

How does a Fiber optic sensor work?

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In this article, I would discuss what fiber optics are and how they work in industrial photoelectric sensing. Continue reading to learn key terms...
How does pulse oximeter work

How does Pulse Oximeter work?

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You are likely to have come across Pulse Oximeters if you have been to a doctor for treatment of the illness. Although most people do...
History of the PLC

History of the PLC (Programmable Logic Controller)

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You might have heard about the famous quote, “Necessity brings innovation”. This perfectly fits in the case of PLC (Programmable Logic Controller) as well. You may...