Inductive Proximity Sensor: Working Principle and its Application

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An inductive sensor is a type of proximity sensor. What does proximity sensor mean? Proximity sensor means - if any object comes into its vicinity,...
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...
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 –...
2 wire 3 wire 4 wire

What is the difference between 2 wire 3 wire and 4 wire transmitters?

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Wiring a process instrument is quite hectic. Because, before you wire it you should know whether the transmitter is 2-wire, 3 wire or 4-wire....
Light Dependent Resistor

Light Dependent Resistor: Working Principle and its Applications

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What is an LDR? An LDR is a photoelectric device. LDR stands for Light Dependent Resistor also known popularly as photo-resistor. Working Principle of LDR The semiconductor...