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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

Measurement Uncertainty Calculator: Calculate Combined and Expanded Uncertainty Using GUM

Measurement Uncertainty Calculator - GUM Method #muc-wrap, #muc-wrap * { box-sizing: border-box !important; } #muc-outer { background: #eef2f8 !important; background-image: linear-gradient(rgba(15,23,42,0.045) 1px, transparent 1px), linear-gradient(90deg, rgba(15,23,42,0.045)...
SIS/ESD

Shutdown Philosophy: Engineering Documentation for Process Safety and Emergency Shutdown Systems

Table of ContentsWhat is Shutdown Philosophy and Why is it Important? What Is a Shutdown Philosophy in Process Safety?Why Is Shutdown Philosophy Important in Engineering Projects?What Is the Shutdown Level Hierarchy?How Is a Shutdown Philosophy Developed?What Should a Shutdown Philosophy Document Include?Shutdown Philosophy and Cause...
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Instrumentation Calculators

Instrument Calibration Verification Calculator

Table of ContentsCalibration Verification CalculatorCalculator InputsCalculator OutputsFormula and Calculation Steps:Example Calculation for a 5-Point...
Instrumentation Questions

Quiz on Understanding PLC Hardware Components

This advanced PLC hardware components quiz is designed for professionals to test and enhance...
How to

Check List: How to Troubleshoot a Thermocouple?

Table of ContentsSafety PrecautionsTools and Equipment Required for Troubleshooting ThermocoupleRequired Drawings and DocumentationStep-by-Step Thermocouple...
Instrumentation Questions

MODBUS Protocol Quiz :Test Your Knowledge

Test your MODBUS protocol knowledge with this comprehensive quiz designed for automation professionals. This...
Calibration

Best Calibration Management Software

Table of ContentsWhat is a calibration management system?Factors to Consider When Choosing Calibration Management...
Interview Questions

Top 30 Refinery Instrumentation Interview Questions and Answers for Maintenance

Securing a position as an Instrumentation Maintenance position in a refinery requires a thorough...
How to

How to simulate 4-20ma signal with Loop Calibrator ?

Table of ContentsStep 1. Safety PrecautionsStep 2. Required Tools and EquipmentStep 3. Preparation for...
PLC

UP Counter in PLC Programming

Table of ContentsWhat is an UP Counter?Key Components of an UP CounterBasic Operation of...
Instrumentation Questions

PLC Timers Quiz

Welcome to the PLC Timer Quiz! This quiz is designed to test and enhance...
Instrumentation Calculators

4 to 20 mA Transmitter Output Process Value Calculator

Table of Contents4 to 20 mA Transmitter Output Process Value CalculatorFormula for 4 to...
Commissioning

Differential Pressure Transmitter Commissioning Checklist for Flow Measurement Applications

Table of ContentsSection :1 Preliminary InspectionSection :2 Preparation for CommissioningSection :3 Safety MeasuresSection :4...
Industrial Automation

Importance of Instrument Air in Process Plant

Table of ContentsWhat is Instrument Air?What is the Purpose of Instrument Air in a...
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Instrumentation Calculators

Measurement Uncertainty Calculator: Calculate Combined and Expanded Uncertainty Using GUM

Measurement Uncertainty Calculator - GUM Method #muc-wrap, #muc-wrap * { box-sizing: border-box !important;...
SIS/ESD

Shutdown Philosophy: Engineering Documentation for Process Safety and Emergency Shutdown Systems

Table of ContentsWhat is Shutdown Philosophy and Why is it Important? What Is a Shutdown...
Procedures

Hydraulic System Pressure Switch Troubleshooting: Step by Step Safe Procedure

Table of ContentsWhat Is a Hydraulic Pressure Switch and How Does It Work?Hydraulic Pressure...
Instrumentation Questions

Advanced PLC Interlock Troubleshooting Quiz for Process Industries | 25 Practical PLC Diagnostics Questions for Instrumentation and Automation Engineers

Why PLC Interlock Troubleshooting Matters in Modern Process Industries  Modern process industries depend on reliable...