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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

Three Element Drum Level Control System – Advanced Quiz for Instrumentation Engineers

Introduction to the Three Element Drum Level Control Quiz A Three Element Drum Level Control...
Engineering Standards

What Cables to Use in Ex Zones: Complete Guide for Instrumentation & Control Engineers

Table of ContentsUnderstanding Cable Requirements in Hazardous (Ex) ZonesATEX Cable Requirements for Hazardous Areas...
Checklist

Checklist for Best Radar Level Measurement & Control System Performance

Table of ContentsDesign and Selection Checklist for Radar Level TransmittersInstallation Checklist for Optimal Radar...
Instrumentation Calculators

Wet-Leg Level Calculation for DP Transmitters: Complete Guide for Instrumentation Design Engineers

DP Wet-Leg Level Calculator – Enhanced ...
Automation

Heartbeat Technology in Process Instrumentation – Complete Working, Diagnostics, Verification & Predictive Maintenance Guide

Table of ContentsHeartbeat Technology in Smart InstrumentationThree Core Pillars of Heartbeat TechnologyWorking Principle of...
Instrumentation Questions

Advanced Boiler Burner Control System Troubleshooting Quiz

Why Burner Management System (BMS) Troubleshooting Matters In process plants, boiler burner control systems are...
Engineering

Why Control Valve Characteristics Matter in EPC Instrumentation and Control Engineering

Table of ContentsUnderstanding What Valve Characteristics Actually RepresentInherent vs Installed Control Valve CharacteristicsExploring the...
Checklist

Advanced Integrated Field Instrument Reliability & Cyber-Secure Maintenance Checklist for Smart Process Plants

Table of ContentsWhy Instrumentation Maintenance Has TransformedEvolution of Instrumentation Maintenance in Modern PlantsRise of...
Fire & Gas

Types of Flame Detectors and Their Uses in Industrial Fire Prevention (Complete Engineer’s Guide)

Table of ContentsWhat Are Flame Detectors? (Definition, Function & Industry Importance)Why Flame Detectors Are...
SIS/ESD

SIF PFDavg / SIL Verification – Complete Guide + Online Calculator (IEC 61508 / 61511)

Table of ContentsSIF PFDavg / SIL Verification CalculatorWhat is a Safety Instrumented Function (SIF)?Understanding...
Instrumentation Questions

Troubleshooting PLC Digital Output Signals – Advanced Industrial Quiz for Automation Engineers

In process industries, where solenoids, motor starters, interposing relays, and field valves all depend...
Temperature Measurement

Thermocouple Wire vs. Thermocouple Extension Wire: The Complete Guide for Instrumentation Engineers

Table of ContentsWhat Is Thermocouple Wire? (Thermocouple-Grade Wire)Characteristics of Thermocouple WireWhat is Thermocouple Extension...
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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,...