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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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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DIY Projects

DHT Sensor Interface with Serial LCD Interface using Arduino UNO

Table of ContentsStatement of the ProblemSchematic of Interfacing DHT Sensor with Serial LCD using...
Industrial Automation

Stepper Motor Working Principle

Table of ContentsConstruction of stepper motorWorking Principle of stepper motor Components of a Stepper MotorTypes...
PLC

How to Choose the Best Safety PLC for Your Industry

Table of ContentsIntroductionHow do you compare Safety PLC and Standard PLC?Safety PLC vs. Regular...
Interview Questions

Instrumentation Engineering Standards Interview Questions and Answers

Table of ContentsIngress Protection (IP) Standards Questions and AnswersQuestions & Answers on ATEX StandardsQuestions...
Calibration

LVDT Testing and Calibration

Table of ContentsPurpose and ScopeTools Required for LVDT CalibrationSafety Tips while Handling LVDTCalibration SetupRecording...
Checklist

LVDT Maintenance Procedure with Checklist

Table of ContentsStep 1: Visual InspectionStep 2: Electrical TestingStep 3: Operational TestingStep 4: DocumentationAdditional...
SIS/ESD

Safety Instrumented System(SIS) Interview Questions and Answers

Table of Contents1.What is a Safety Instrumented System (SIS)?2.What is a Safety Instrumented Function...
Analytical Instrumentation

Exploring Process Analyzers: Principles, Installation, Calibration & Troubleshooting

This article provides insights into liquid and gas analyzers, viscosity and density analyzers, calibration,...
Interview Questions

Safety PLC Interview Questions and Answers

Table of Contents1.What is the purpose of a Safety PLC?2.What distinguishes a safety PLC...
Instrumentation Calculators

Linear Variable Differential Transformer (LVDT) Output Voltage Calculator

Table of ContentsWhat is the voltage output of a LVDT?What is LVDT Sensitivity?Definition...
Level Measurement

Understanding the Factors Influencing the Accuracy of Ultrasonic Level Measurement

Table of ContentsIntroduction to Ultrasonic AccuracyWhat are the external factors influencing on accuracy of...
DIY Projects

Distance Measurement Using Ultrasonic Sensor with Arduino UNO

Table of ContentsStatement of the ProblemSchematic Of Interfacing Ultrasonic Sensor And Lcd With ArduinoConnection...
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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...