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

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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Analytical Instrumentation

Exploring Process Analyzers: Principles, Installation, Calibration & Troubleshooting

This article provides insights into liquid and gas analyzers, viscosity and density analyzers, calibration,...
Interview Questions

Safety PLC Interview Questions and Answers

Table of Contents1.What is the purpose of a Safety PLC?2.What distinguishes a safety PLC...
Instrumentation Calculators

Linear Variable Differential Transformer (LVDT) Output Voltage Calculator

Table of ContentsWhat is the voltage output of a LVDT?What is LVDT Sensitivity?Definition...
Level Measurement

Understanding the Factors Influencing the Accuracy of Ultrasonic Level Measurement

Table of ContentsIntroduction to Ultrasonic AccuracyWhat are the external factors influencing on accuracy of...
DIY Projects

Distance Measurement Using Ultrasonic Sensor with Arduino UNO

Table of ContentsStatement of the ProblemSchematic Of Interfacing Ultrasonic Sensor And Lcd With ArduinoConnection...
Instrumentation

How do you account for drift in your measurements over time, and what methods do you use to compensate for drift?

Table of ContentsWhat are various types of Drift in measurement?What are the Causes of...
Instrumentation

How do you select an appropriate measuring range for an instrument?

Table of ContentsWhat are the factors required to consider in selecting an appropriate...
Interview Questions

Mastering DeviceNet Industrial network protocol: Top Interview Questions and Answers – P3

Table of Contents1.What does the term "trunk-line/drop-line topology" signify in the context of DeviceNet?2.Is...
PLC

How to create and use different Comparator blocks in PLC ladder logic?

Table of ContentsDifferent Comparator Block of PLC Ladder Logic using in Siemens TIA Portal...
Fire & Gas

What is an FACP? (Fire Alarm Control Panel)

Table of ContentsWhat is a Fire Alarm Control Panel?What is a Fire Alarm Annunciator?Different...
Level Measurement

Mastering Level Measurement Technologies: A Comprehensive Guide

Explore the principles and constructions of various level measurement technologies, from the classic Bubbler...
Electronics

Navigating Audio Processing: DSP, DAC, and their Function

Table of ContentsWhat is DSP?How does DSP function?DSP's Manipulation and Enhancement of Digital Audio...
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Latest articles

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...