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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Instrumentation

How do you account for drift in your measurements over time, and what methods do you use to compensate for drift?

Table of ContentsWhat are various types of Drift in measurement?What are the Causes of...
Instrumentation

How do you select an appropriate measuring range for an instrument?

Table of ContentsWhat are the factors required to consider in selecting an appropriate...
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...
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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...