Schematic representation of electronic devices
In electronic circuits, there are many electronic symbols that are used to represent or identify a basic electronic or electrical device. They are mostly used...
Author : Areej
What is Vacuum Circuit Breaker or VCB ?
Introduction A vacuum circuit breaker is such kind of circuit breaker where the arc quenching takes place in vacuum. The technology is suitable for mainly...
How to Troubleshooting 4 -20 mA Current Loops with Loop Calibrator?
Introduction Special-purpose electronic test instruments called loop calibrators are manufactured for the express purpose of 4-20 mA current loop circuit troubleshooting. These versatile instruments are generally capable...
A brief note about Pneumatic instrumentation
Introduction While electricity is commonly used as a medium for transferring energy across long distances, it is also used in instrumentation to transfer information. A...
Types of Industrial safety system
Industrial safety system An industrial safety system is a countermeasure crucial in any hazardous plants such as oil and gas plant sand nuclear plants. They are...
How Quantum Tunneling Composites works?
Introduction First produced in 1996, the Quantum Tunneling Composite (QTC) is a composite material made from micron-sized particles conductive filler particles combined with a non-conducting...
How can we control voltage using resistor?
Within a circuit it is often necessary to have different voltages at different stages and we can achieve this by using resistors. For example, if...
Simple motor operation using PLC
PLC Ladder motor Problem: Controlling the running state of the 1 ph motor by PLC ; pressing START and STOP pushbuttons i.e. motor should remain...
Math Instructions for PLC
Introduction The majorities of the instructions take two input values, perform the specified arithmetic function, and output the result to an assigned memory location. For...
Fiber optics communication
Fiber Optics Fiber optic communication uses light signals guided through a fiber core. Fiber optic cables act as wave guides for light, with all the...