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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Control System

Running Inspection for Power Supply and Redundancy Check for Instrumentation and Control Systems in Process Plants

Table of ContentsWhat Is Running Inspection of an Instrumentation and Control System Power Supply?Why Is Power Supply Inspection Important in a Process Plant?What Should Be Checked During Running Power Supply Inspection?How to Check a 24 VDC Power Supply for Instrumentation SystemsWhat Is Power Supply...
Instrumentation Questions

Troubleshooting of Motorized Control Valve MOV Quiz with 25 Practical Engineering Questions

Why MOV Troubleshooting Skills Matter Motorized control valves are widely used in process plants for isolation, flow control, startup and shutdown operations. An MOV failure can affect production, equipment protection and plant safety. Engineers need to understand actuator operation, motor circuits, torque switches, limit switches,...
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Interview Questions

Understanding WirelessHART: A Comprehensive interview Questions & Answers – Part 1

Table of Contents1.What does HART stand for in wireless HART technology?2.Could you please explain...
Fire & Gas

Types of Fire Detectors

Table of ContentsWhat is the use of fire detector?What are the factors that depend...
Valves

Calibration Procedure for Motorized Control Valve

Table of ContentsPurpose and Scope:Tools Required for Motorized Control Valve Calibration:SafetyCalibration SetupCalibration ProcedureRecording CalibrationCompletion...
Temperature Measurement

Mastering Temperature Measurement: From Principles to Calibration

"Mastering Temperature Measurement: From Principles to Calibration" is your one-stop resource for everything related...
PLC

What are the FIFO and LIFO Sequences in PLC?

Table of ContentsWhat is Sequential Logic?What is the FIFO Sequence in PLC? Inputs, processing  and...
Pressure Measurement

In-Depth Guide to Pressure Measuring Instruments and Calibration

Involve yourself in the field of pressure measurement!  Examine the fundamental concepts of devices like...
Fire & Gas

Gas Detectors Practical Problems and Troubleshooting

Table of ContentsWhat is a Gas Detector?What are the kinds of gas detectors?State the...
Instrumentation Calculators

RTD Temperature Coefficient Calculation

Table of ContentsWhat is the coefficient factor of RTD?How is RTD coefficient calculated?RTD Formula...
Instrumentation Tools

Your Instrumentation Tools Resource

Welcome to your one-stop resource for essential instrumentation tools. This toolkit simplifies your instrumentation...
Communication

Difference between RS 232 & RS 485 Communication Protocol

Table of ContentsWhat is Serial Communication? What is RS-232 Communication Protocol? Features of RS-232 Communication ProtocolDisadvantages...
Valves

What is a Spool Valve? Configuration, Construction & application

Table of ContentsWhat is the spool valve?Various configurations of Spool valvesConstruction of Spool ValveTypical...
Instrumentation Questions

Mastering the Instrument Calibration Interview: Essential Questions and Answers

Table of ContentsWhat is Calibration?Why is Calibration important for Measuring Instruments?What is adjustment, and...
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Latest articles

Control System

Running Inspection for Power Supply and Redundancy Check for Instrumentation and Control Systems in Process Plants

Table of ContentsWhat Is Running Inspection of an Instrumentation and Control System Power Supply?Why...
Instrumentation Questions

Troubleshooting of Motorized Control Valve MOV Quiz with 25 Practical Engineering Questions

Why MOV Troubleshooting Skills Matter Motorized control valves are widely used in process plants for...
FAT Activities

What is Integrated Factory Acceptance Test (IFAT)?

Table of ContentsWhat is Integrated Factory Acceptance Test?Why is IFAT Important in Instrumentation and...
Instrumentation Calculators

Control Valve Leakage Calculator

Table of ContentsControl Valve Leakage Calculator for Seat Leakage Testing What Is Control Valve Leakage?What...