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Electrical

How switches and relays work ?

How switches work and their structure The switches are used to facilitate or interrupt a...
PLC

What is Sequential Function Chart?

Introduction Sequential function graphics (or SFC) are one of the five PLC programming languages defined...
Instrumentation

Functions and features of pneumatic valves

Introduction Pneumatic valves control the path of the compressed air. The direction of flow is...
Automation

Fuzzy control logic – basic, advantage

Fuzzy logic: Fuzzy control logic is all about this relative importance of precision in presence...
Instrumentation

Working of Positive displacement pump used in petroleum reservoir

The positive displacement pump used in reservoirs commonly works in Sucker Rod Pumping mechanism. Sucker rod...
PLC

3 Commonly used Programming languages for PLC

Introduction As PLCs have developed and expanded, programming languages have developed with them. Programming languages...
Instrumentation

Different kinds of sensors and their application

What is a sensor and How it works? A sensor is a device that detects...
Control System

Fisher 546 I/P electro-pneumatic transducer

What is I/P converter? I/P converter is a device that converts the current signal into...
Electrical

Capacitor Banks design in control panel

Capacitor banks are mainly installed to provide capacitive reactive compensation/ power factor correction. Normally in...
PLC

Continuous bottle filling system using PLC Program

Introduction This is one of the important application of PLC in the bottle filling industry...
Interview Questions

43 TOP PIPING/INSTRUMENTATION INTERVIEW QUESTIONS

Hey guys without any further a due Here are the 43 interview questions about...
Electrical

Air compressor basics – types & accessories

What is an air compressor? A compressor is a machine that compresses air or another...
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