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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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Communication

Step by Step Procedure for Modbus Troubleshooting

Table of ContentsIntroduction'No-Response' ErrorsWhat is a Modbus poll?CRC ErrorsTroubleshooting CRC ErrorsWhat is a Modbus...
Communication

Modbus Protocol – Complete Guide for Automation Engineers

Table of ContentsWhat is Modbus?What is Modbus used for?How does Modbus work?Master and Slave...
Calibration

8 Steps RTD Calibration Procedure

Table of ContentsStep 1: Prepare the tools required for RTD calibrationStep 2: Safety PrecautionsStep...
How to

Converting 2-Wire and 3-Wire RTDs into 4-Wire RTDs

Table of ContentsDifferent Types of RTDsChallenges faced with spare RTDsHow to Convert 2 wire...
How to

Troubleshooting of I to P Convertor (Current to Pneumatic converter)

Table of ContentsStep by Step procedure for Troubleshooting of I to P Convertor(Current to...
Instrumentation

What is Fieldbus?

Table of ContentsWhere is Fieldbus used?Different Fieldbus Network TopologyWhat is meant by Fieldbus?What does...
PLC

How to use Different MOVE BLOCK in Siemens TIA Portal – Part 2

Table of ContentsMOVE Block’s Part 2Different Move Blocks Used In Siemens Tia PortalDeclaration of...
Instrumentation

How do you handle non-linearities in your instrumentation measurements?

Table of ContentsWhat is Non-linearity in Instrumentation?Some Common Techniques to Handle Non-linearities in Instrumentation...
DIY Projects

Automated Watering System for Plants Using Arduino UNO

Table of ContentsStatement of the ProblemSchematic of Interfacing Soil Moisture Sensor and Servo Motor...
PLC

How to use Different CONVERSION Instruction in Siemens TIA Portal 

Table of ContentsDifferent CONVERSION Instructions of PLC Ladder Logic used in Siemens TIA PortalDeclaration...
PLC

How to use Different MOV BLOCK in Siemens TIA Portal – Part 1

Table of ContentsMOVE Block's Part 1Different MOVE Blocks of PLC Ladder Logic used in...
Fire & Gas

Understanding Lower Explosive Limit (LEL)

Table of ContentsWhat is a Lower Explosive Limit (LEL)?What is a Flammable Range or...
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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...