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 Questions

Preparation of IO List Documentation in EPC Engineering in Process Industries: Advanced Quiz for Instrumentation and Control Engineers

Why IO List Documentation Matters in EPC Engineering Projects  The IO list is the heart of instrumentation engineering in EPC projects since it integrates field instruments, signal kinds, control systems and execution documentation in a single structured project reference. If the IO list is not...
Procedures

Faulty Thermocouple Replacement Procedure in Process Area: Complete Step-by-Step Field Guide for Instrumentation Engineers

Table of ContentsIntroduction to Thermocouple Replacement in Process AreasPurpose and Scope of the Thermocouple Replacement ProcedureWhen a Thermocouple Should Be ReplacedCommon Signs of a Faulty ThermocoupleHow to Confirm the Fault Before ReplacementPre Job Planning and Work PreparationResponsibilities of Operations and Instrumentation PersonnelReview of P&ID,...
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Instrumentation Questions

Advanced Quiz on Control System Cybersecurity in Process Industries – Test Your Expertise

Cybersecurity in process industries is now one of the most important things to do...
Automation

SCADA vs. HMI: Complete Guide to Differences, Functions and Applications

Table of ContentsWhy SCADA and HMI are often confused?What is SCADA?What is HMI?Key Differences...
Engineering Standards

ATEX vs IECEx Certification: Complete Guide for Hazardous Area Instrumentation

Table of ContentsWhat is ATEX and IECEx Certification?History and Background of ATEX and IECExATEX...
PLC

Proactive Maintenance Strategies for PLC I/O Modules: Reduce Downtime & Improve Reliability

Table of ContentsWhy PLC and I/O Module Maintenance is Crucial Risks of Poor I/O Module...
Instrumentation Tools

Fire Alarm Detector Coverage Calculator – Professional Excel Tool for Accurate Detector Placement

Table of ContentsWhat is Fire Alarm Detector Coverage?Why Detector Coverage Important in Fire Alarm...
Instrumentation Questions

Advanced Flowmeter Selection Quiz for EPC Engineers in Process Industries

Introduction: Why Flowmeter Selection Matters in EPC Projects One of the hardest things for EPC...
PLC

How to Increase PLC Speed: 7 Optimization Tips + Advanced Programming Guide

Table of Contents1. Optimize PLC Code Structure: Reduce Unnecessary Loops2. Use Interrupts Wisely: A...
Engineering

Intrinsically Safe Cables for ATEX Zones – Complete Checklist for EPC Engineers

Table of ContentsWhat Is an Intrinsically Safe Cable?Characteristics of Intrinsically Safe CablesUnderstanding ATEX and...
Commissioning

Loop Check vs Functional Test in Instrumentation Commissioning

Table of ContentsWhy the Difference Between Loop Check and Functional Test MattersWhat is Loop...
Instrumentation Calculators

Mean Time To Detect (MTTD) Calculator for Process Instrumentation Fault Discovery

Table of ContentsWhy MTTD Calculation is Important in the Process IndustryWhat is MTTD (Mean...
Instrumentation Questions

Advanced Quiz on Intrinsic Safety Instrumentation Circuits in Oil & Gas Process Industries

Introduction: Advanced Quiz on Intrinsic Safety Instrumentation Circuits In process sectors where explosive atmospheres are...
Instrumentation Calculators

Gas Flow Unit Conversion Calculator: Standard Cubic Feet per Hour (SCFH) to Standard Cubic Feet per Minute (SCFM)

This SCFH to SCFM Conversion Calculator is a quick and easy way to change...
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Instrumentation Questions

Preparation of IO List Documentation in EPC Engineering in Process Industries: Advanced Quiz for Instrumentation and Control Engineers

Why IO List Documentation Matters in EPC Engineering Projects  The IO list is the heart...
Procedures

Faulty Thermocouple Replacement Procedure in Process Area: Complete Step-by-Step Field Guide for Instrumentation Engineers

Table of ContentsIntroduction to Thermocouple Replacement in Process AreasPurpose and Scope of the Thermocouple...
Documentation

Instrument Index Generator for EPC Instrumentation Projects

Table of ContentsInstrument Index Generator for Efficient Instrumentation Documentation ManagementWhat is an Instrument Index...
Instrumentation Calculators

Control Valve Flow Characteristic Calculator: Linear, Equal Percentage, and Quick Opening Guide

Table of ContentsWhy Use a Control Valve Flow Characteristic Calculator? What Is a Control Valve...