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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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Instrumentation Calculators

Instrument Range Calculator | Calculate Span, Rangeability, Turndown Ratio & Calibration Range

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Communication

Profibus PA Communication Problems: Causes, Symptoms and Troubleshooting Guide

Table of ContentsOverview of Profibus PA Communication Challenges What is Profibus PA Communication?Definition of Profibus PAAdvantages of Profibus PA Over 4-20 mA SystemsHow Profibus PA Communication WorksManchester Bus Powered (MBP) TechnologyHow Data and Power Share the Same CableMain Components of a Profibus PA NetworkHost SystemDP...
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Engineering

ON OFF Control Valve Type Selection Procedure for EPC Engineering

Table of ContentsWhat Is ON OFF Control Valve Type Selection?Meaning of ON OFF valve...
Instrumentation Calculators

Instrument Power Supply Load Calculator: 7 Critical Steps for Accurate 24VDC Power Supply Sizing

Table of ContentsIntroduction to Instrument Power Supply Load CalculationWhy Instrument Power Supply Load Calculator...
Instrumentation Questions

Advanced Quiz on Impulse Line Installation in Process Industries

Quiz Introduction to Impulse Line Installation in Process Industries What This Advanced Instrumentation Quiz Covers Impulse...
Procedures

Step-by-Step Troubleshooting Checklist for Closed Tank DP Type Level Transmitter

Table of ContentsIntroduction to Closed Tank DP Level Transmitter TroubleshootingWhy a Closed Tank DP...
PLC

Siemens LOGO! 9 Explained: Features, Benefits and Comparison with Older Siemens Controllers

Table of ContentsIntroduction to Siemens LOGO! 9Evolution of Compact Logic ControllersSiemens LOGO! 9 vs...
Instrumentation Calculators

Cable Tray Sizing Calculator: Complete Engineering Guide for IEC 61537 and NEC 392 Compliance

Table of ContentsIntroduction to Cable Tray SizingWhy Proper Cable Tray Sizing Is ImportantCable Tray...
Instrumentation Questions

Control Valve Cavitation Troubleshooting Quiz for Instrumentation and Control Engineers

Introduction to Control Valve Cavitation in Process Industries What is control valve cavitation? One of the...
Interview Questions

Top 60 Calibration Audit Questions Every ISO Auditor Should Ask in Process Plants

Table of ContentsCalibration Audit in Process Plants: Why It Matters for ISO Compliance and...
Control Valve

Application of 3 – Way Control Valve in Process Control Systems

Table of ContentsWhat Is a 3-Way Control Valve in Process Control Systems and How...
Instrumentation Calculators

Displacer Level Transmitter Calibration Calculator for Dry Calibration Step by Step Guide

Table of ContentsDisplacer Level Transmitter Calibration Calculator Complete GuideDisplacer Level Transmitter Dry Calibration Weight...
Automation

Alarm Setpoint Field Validation Checklist for Process Instruments: Complete Guide for Instrumentation and Control Engineers

Table of ContentsWhat Is Alarm Setpoint Field Validation in Process Instruments?Why Alarm Setpoint Validation...
Instrumentation Questions

Troubleshooting Bently Nevada 3500 Series Vibration Monitoring System Quiz for Process Industries

Introduction to Bently Nevada 3500 Series Troubleshooting Quiz The Bently Nevada 3500 series vibration monitoring...
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Instrumentation Calculators

Instrument Range Calculator | Calculate Span, Rangeability, Turndown Ratio & Calibration Range

<!-- Google Fonts (safe to keep as a inside a WordPress "Custom HTML"...
Communication

Profibus PA Communication Problems: Causes, Symptoms and Troubleshooting Guide

Table of ContentsOverview of Profibus PA Communication Challenges What is Profibus PA Communication?Definition of Profibus...
Engineering

FAT vs SAT vs SIT: Three Critical Tests That Determine Whether Your Plant Is Truly Ready for Startup

Table of ContentsIntroductionPurpose of Factory Acceptance TestingFactory Acceptance Test ObjectivesFactory Acceptance Test ObjectivesPLC FAT...
Instrumentation Questions

Advanced DCS Documentation Quiz for Process Industries with Answers and Explanations

What is DCS Documentation and Why is it Critical in Process Industries? In the process...