How does a Fiber optic sensor work?
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 to measure a 4-20mA current loop?
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...
Inductive Proximity Sensor: Working Principle and its Application
An inductive sensor is a type of proximity sensor.
What does proximity sensor mean? Proximity sensor means - if any object comes into its vicinity,...
How do LED Wickets in Cricket works?
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 (Programmable Logic Controller)?
If you are associated with Industrial Automation, then you might have heard about PLCs – right?
So, what is PLC? and why the name –...
What is the difference between 2 wire 3 wire and 4 wire transmitters?
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: Working Principle and its Applications
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...
