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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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Engineering

FRL Unit Selection Procedure for On Off Instrumentation Control Valves

Table of ContentsWhat Is an FRL Unit in Pneumatic On Off Control Valve Service?Why FRL Selection Matters for On Off Control Valve ApplicationsApplication Background of FRL Units in Pneumatic Valve PackagesStep by Step FRL Selection ProcedureStep 1. Identify the Valve and Actuator TypeStep 2....
Instrumentation Calculators

Advanced HART Loop Calculator for Reliable 4 to 20 mA and HART Communication

Table of ContentsWhat Is a HART Loop Calculator and Why It Matters in Field InstrumentationWhy HART Loop Calculation Is Important for Process IndustriesHow HART Communication Works in a 4 to 20 mA LoopWhy Voltage Headroom Matters for Reliable Device OperationUnderstanding Loop Resistance, Voltage Drop,...
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Instrumentation Tools

Reynolds Number Calculator: A Practical Excel Tool

Table of ContentsWhat is the Reynolds number?Excel Tool for Reynolds Number (Downloadable)How to Use...
How to

How to Read Control Valve Hookup Drawings?

Table of ContentsStep-by-Step Procedure interpreting hookup drawingStep 1: Title Block and General InformationStep 2:...
Level Measurement

Submersible Level Transmitters: Applications, Working Principles, and Benefits

Table of ContentsWhat is Submersible Pressure Transmitter?Where Submersible measurement is preferred?How does a Submersible...
Checklist

50+Collection of Essential Instrumentation and Automation Control System Checklists

As more means of ensuring proper performance and reliability of an industrial process instrumentation...
Commissioning

Pressure Transmitter Commissioning Checklist 

Table of ContentsStep 1: Preliminary InspectionStep 2: Preparation for CommissioningStep 3: Safety MeasuresStep 4:...
SCADA

What is Safety Relay? Why is a Normal Electromechanical Relay not Considered Safe?

Table of ContentsWhat is a Safety Relay?Working Principle of a Safety RelayFault Detection of...
How to

RTD Testing Methods

Table of ContentsTest 1: Calibration of RTDTest 2: Insulation Resistance Test at Ambient TemperatureTest...
Instrumentation Calculators

Instrument Calibration Verification Calculator

Table of ContentsCalibration Verification CalculatorCalculator InputsCalculator OutputsFormula and Calculation Steps:Example Calculation for a 5-Point...
Instrumentation Questions

Quiz on Understanding PLC Hardware Components

This advanced PLC hardware components quiz is designed for professionals to test and enhance...
How to

Check List: How to Troubleshoot a Thermocouple?

Table of ContentsSafety PrecautionsTools and Equipment Required for Troubleshooting ThermocoupleRequired Drawings and DocumentationStep-by-Step Thermocouple...
Instrumentation Questions

MODBUS Protocol Quiz :Test Your Knowledge

Test your MODBUS protocol knowledge with this comprehensive quiz designed for automation professionals. This...
Calibration

Best Calibration Management Software

Table of ContentsWhat is a calibration management system?Factors to Consider When Choosing Calibration Management...
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Latest articles

Engineering

FRL Unit Selection Procedure for On Off Instrumentation Control Valves

Table of ContentsWhat Is an FRL Unit in Pneumatic On Off Control Valve Service?Why...
Instrumentation Calculators

Advanced HART Loop Calculator for Reliable 4 to 20 mA and HART Communication

Table of ContentsWhat Is a HART Loop Calculator and Why It Matters in Field...
Engineering

Marshalling Panel vs Junction Box vs System Cabinet: Complete Guide for Instrumentation and Control Engineers

Table of ContentsUnderstanding the Difference Between Junction Box, Marshalling Panel, and System Cabinet Why Junction...
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...