HomeAuthorsPosts by Sundareswaran Iyalunaidu

Sundareswaran Iyalunaidu

With over 24 years of dedicated experience, I am a seasoned professional specializing in the commissioning, maintenance, and installation of Electrical, Instrumentation and Control systems. My expertise extends across a spectrum of industries, including Power stations, Oil and Gas, Aluminium, Utilities, Steel and Continuous process industries. Tweet me @sundareshinfohe
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Instrumentation Calculators

Thermocouple Color Code and EMF Calculator for Instrumentation Engineers

Table of ContentsThermocouple Color Code and EMF Calculator for Instrumentation EngineersWhat Is a Thermocouple Color Code and EMF Calculator?Why Thermocouple Wire Color and Polarity MatterHow to Use the Thermocouple EMF CalculatorThermocouple EMF Calculation FormulaType K Thermocouple EMF Calculation ExampleHow to Interpret Thermocouple EMF Calculator...
Procedures

RTD Checking With a Multimeter: Three Tests, Resistance Calculation and Troubleshooting

Table of ContentsWhat Is an RTD and How Does It Work?Tools Required for RTD Testing and Safety PrecautionsThree Important Checks for RTD Testing With a MultimeterHow to Test an RTD With a Multimeter Step by StepPT100 Resistance Versus Temperature TableHow to Test Two Wire,...
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Installation Procedure

Installation Checklist for Intrinsically Safe Instrument (Apparatus)

Table of ContentsSafety and Risk AssessmentPre-Installation Documentation ReviewPre-Installation PreparationsInitial Safety Parameters VerificationPhysical Installation ChecksEarthing...
Instrumentation Questions

Advanced Electromagnetic Flowmeter Interview Quiz for Instrumentation Professionals

Welcome to the advanced quiz on Electromagnetic Flowmeters in Process Industries! This quiz is...
Fire & Gas

VESDA Smoke Detection: Advanced Fire Protection with Early Warning Technology

Table of ContentsWhat is VESDA smoke detection?What is fire smoke alarm?Understanding Fire and Carbon...
Instrumentation Calculators

Ultrasonic Level Transmitter Distance Calculator

Table of ContentsFormula for Ultrasonic Level TransmitterWhy Divide by 2?How to use this CalculatorStep-by-Step...
Condition Monitoring

Method Statement for Installation and Commissioning of Vibration Proximity Monitors for Rotating Machinery

Table of ContentsStep 1: Pre-Installation PreparationsStep 2: Safety ConsiderationsHow to install a vibration sensor?Step...
Instrumentation Questions

Challenge Yourself with 25 Advanced Questions on DP Transmitters

Welcome to the Advanced Quiz on Differential Pressure Transmitters! This quiz is designed to...
Instrumentation Calculators

Millimeter of Mercury (mmHg) to Torr Pressure Unit Conversion Calculator

This calculator allows you to easily convert pressure values from Millimeter of Mercury (mmHg)...
Control System

Root Cause Analysis of PLC Remote I/O Panel (Point I/O Panel) Cards Failure Issues

Table of ContentsBackground of the IncidentKey Components of the PLC Remote I/O Control Panel Environmental...
Instrumentation Calculators

Millimeter of Mercury(mmHg) to Millibar(mbar) Pressure Unit Conversion Calculator

This calculator allows you to easily convert pressure values from Millimeter of Mercury (mmHg)...
Instrumentation Calculators

Atmospheres (atm) to Millimeter of Mercury (mmHg) Pressure Unit Conversion Calculator

This calculator enables the conversion of pressure values from Atmospheres (atm) to Millimeter of...
Instrumentation Tools

Control Valve P1 and P2 vs. Flow Excel Designing Tool (Downloadable)

Table of ContentsHow the Control Valve P1 and P2 vs. Flow Excel Tool Works...
Installation Procedure

Why RTD Temperature Sensors are Installed Downstream of Orifice Plates?

Table of ContentsWhat is the use of orifice plate assembly?Overview of Orifice Plates and...
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Instrumentation Calculators

Thermocouple Color Code and EMF Calculator for Instrumentation Engineers

Table of ContentsThermocouple Color Code and EMF Calculator for Instrumentation EngineersWhat Is a Thermocouple...
Procedures

RTD Checking With a Multimeter: Three Tests, Resistance Calculation and Troubleshooting

Table of ContentsWhat Is an RTD and How Does It Work?Tools Required for RTD...
SIS/ESD

Inhibit vs Bypass in Process Plants: DCS, PLC and ESD/SIS Differences

Table of ContentsWhy Understanding Inhibit vs Bypass in Process Plants MattersWhat Is an Inhibit...
Instrumentation Calculators

Advanced Instrument Air Compressor Interlock Logic and Control Quiz for Automation and Instrumentation Professionals

Instrument Air Compressor Interlock Logic Quiz Introduction Instrument air compressors are critical utility equipment controlled...