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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

Pressure Relief Valve Sizing Calculator for PRV and PSV Orifice Calculation

Table of ContentsPressure Relief Valve Sizing Calculator for PRV and PSV Orifice CalculationWhat Is a Pressure Relief Valve Sizing Calculator?Why Pressure Relief Valve Sizing Is ImportantWhat Information Is Required for Pressure Relief Valve Sizing?How the Pressure Relief Valve Sizing Calculator WorksGas and Vapor Pressure...
Instrumentation Questions

Troubleshooting Modbus TCP IP in Process Industries Quiz

Why Modbus TCP IP Troubleshooting Skills Matter Modbus TCP IP is widely used in process industries to connect PLCs, SCADA systems, DCS platforms, remote I O stations, analyzers, power meters, VFDs, package equipment, and other industrial devices. Reliable communication is important because these systems continuously...
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Instrumentation Calculators

Advanced Venturi Tube Flow Calculator – Formula, Working & Applications

Advanced Venturi...
Instrumentation Questions

Control Valve Hunting Troubleshooting – Advanced MCQ Quiz

What Is Control Valve Hunting? Control valve hunting is a common and expensive problem in...
Control Valve

ESDV vs EBDV – Fail Close vs Fail Open | Emergency Shutdown Valve vs Emergency Blowdown Valve

Table of ContentsEmergency Valves in Process Safety SystemsWhat is an ESDV (Emergency Shutdown Valve)?What...
PLC

PLC Permissive Logic Troubleshooting Procedure for Instrumentation Engineers

Table of ContentsWhy PLC Permissive Logic is Critical in Process PlantsWhat is PLC Permissive...
Engineering

JB Grouping in Industrial Automation and Instrumentation – Complete Practical Guide for EPC, Site and Commissioning Engineers

Table of ContentsJB Grouping in Process Industry Instrumentation SystemsWhat Is JB Grouping in Instrumentation...
Instrumentation Calculators

PLC Raw Count Calculator: Comparison with PLC Internal Scaling Blocks, Real-World Use Cases and Practical Benefits

Advanced PLC Raw Count Calculator @import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700;800&display=swap'); :root{ --brand-500: #0b3c5d; --brand-600: #083047; --muted:...
Instrumentation Questions

Gas Turbine Start Interlock & Trip Test Procedure – Advanced Quiz

Why Gas Turbine Startup Interlocks and Trips are Critical Starting up a gas turbine is...
Instrumentation

Beyond Zero: Understanding the Dead Zero Problem in Industrial Analog Signals

Table of ContentsAnalog Signals in Industrial Process ControlUnderstanding Analog Signals in Process InstrumentationCommon Process...
Engineering

Hybrid Level Measurement Selection Procedure for EPC Instrumentation Engineers

Table of ContentsHybrid Level Measurement in EPC ProjectsWhat Is Hybrid Level Measurement in Instrumentation...
Instrumentation Calculators

Coriolis Mass Flow Calculator – Complete Guide for Instrumentation & Process Engineers

Coriolis Mass...
Instrumentation Questions

Refinery Instrumentation Quiz – Advanced Level

This advanced refinery instrumentation quiz is for people who are already experienced in developing,...
Automation

Why Engineers Still Trust the 4-20 mA Signal in Automation Systems

Table of ContentsWhy the 4-20 mA Signal Continues to Dominate Modern PlantsUnderstanding the 4...
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Instrumentation Calculators

Pressure Relief Valve Sizing Calculator for PRV and PSV Orifice Calculation

Table of ContentsPressure Relief Valve Sizing Calculator for PRV and PSV Orifice CalculationWhat Is...
Instrumentation Questions

Troubleshooting Modbus TCP IP in Process Industries Quiz

Why Modbus TCP IP Troubleshooting Skills Matter Modbus TCP IP is widely used in process...
Engineering

Intrinsic Safety Barrier Selection Procedure for Instrumentation Engineers

Table of ContentsWhat Is an Intrinsic Safety Barrier?Types of Intrinsic Safety BarriersIntrinsic Safety Barrier...
Communication

Understanding the Devices Used in Remote Industrial Networking in Process Industries

Table of ContentsWhy Remote Industrial Networking Is Important in Process Industries What Is Remote Industrial...