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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

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 through PLC based sequencing, pressure instrumentation, permissives, alarms, trips and automatic standby selection. For automation and instrumentation professionals, understanding this logic is essential for DCS configuration, PLC programming, control panel...
Procedures

Galvanic Isolator Troubleshooting Procedure in an Analog Input Loop

Table of ContentsIntroduction to Galvanic Isolator TroubleshootingUnderstanding a Typical 4 to 20 mA Analog Input LoopCommon Symptoms of Galvanic Isolator ProblemsStep by Step Galvanic Isolator Troubleshooting ProcedureIndustrial Troubleshooting Case Study: Incorrect DCS Pressure ReadingSafety Precautions for Galvanic Isolator TroubleshootingGalvanic Isolator Selection and Maintenance Best...
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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 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...
Procedures

Galvanic Isolator Troubleshooting Procedure in an Analog Input Loop

Table of ContentsIntroduction to Galvanic Isolator TroubleshootingUnderstanding a Typical 4 to 20 mA Analog...
Instrumentation Calculators

Pressure Transmitter Overrange Protection Calculator: Calculate Pressure Surge and Overpressure Risk

Table of ContentsWhat Is Pressure Transmitter Overrange Protection?Pressure Transmitter Overrange Protection Calculator ParametersHow to...
Instrumentation Questions

Advanced Instrument Logic Diagram Quiz for Process Control Systems in Process Industries

Instrument Logic Diagram Quiz Introduction An Instrument Logic Diagram displays the interaction of process conditions,...