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

Mastering DeviceNet Industrial network protocol: Top Interview Questions and Answers – P3

Table of Contents1.What does the term "trunk-line/drop-line topology" signify in the context of DeviceNet?2.Is...
PLC

How to create and use different Comparator blocks in PLC ladder logic?

Table of ContentsDifferent Comparator Block of PLC Ladder Logic using in Siemens TIA Portal...
Fire & Gas

What is an FACP? (Fire Alarm Control Panel)

Table of ContentsWhat is a Fire Alarm Control Panel?What is a Fire Alarm Annunciator?Different...
Level Measurement

Mastering Level Measurement Technologies: A Comprehensive Guide

Explore the principles and constructions of various level measurement technologies, from the classic Bubbler...
Electronics

Navigating Audio Processing: DSP, DAC, and their Function

Table of ContentsWhat is DSP?How does DSP function?DSP's Manipulation and Enhancement of Digital Audio...
Communication

Connecting the Industrial World: An Exploration of Communication Protocols in Automation and Instrumentation

Table of ContentsCommunication Protocols in Automation and InstrumentationHART (Highway Addressable Remote Transducer)ModbusPROFIBUS (Process Field...
How to

How to troubleshoot TRIAC Output for PLC AC Modules?

Table of ContentsChallenges with AC Outputs Driven by TRIACsWhat is TRIAC output in PLC?Understanding...
Instrumentation Questions

Mastering DeviceNet Industrial network protocol: Top Interview Questions and Answers – Part 2

Table of Contents1.What are the benefits of using DeviceNet?2.What protocol does DeviceNet utilize for...
Flow Measurement

Streamlining Your Flowmeter Selection Process: Tips and Insights

Table of ContentsComprehensive Flowmeter Selection ConsiderationsWhat are the key factors to consider when choosing...
Analytical Instrumentation

Dissolved Oxygen Analyser Working Principle

Table of ContentsWhat is Dissolved Oxygen?Measurement of Dissolved Oxygen by the Membrane Electrode MethodClassification...
Flow Measurement

Troubleshooting Guide for Vortex Flow Meter Problems

Table of Contents Vortex Flow Meter Problems and TroubleshootingSymptom 1: No DisplayHow do you troubleshoot...
Instrumentation Questions

Understanding Wireless HART: A Comprehensive interview Questions & Answers Part 3

Learn more about WirelessHART, a wireless communication technology for industrial process automation, in this...
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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...