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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

Advanced Instrument Air Compressor Interlock Logic and Control Quiz for Automation and Instrumentation Professionals

Instrument Air Compressor Interlock Logic Quiz Introduction Instrument air compressors are critical utility equipment controlled through PLC based sequencing, pressure instrumentation, permissives, alarms, trips and automatic standby selection. For automation and instrumentation professionals, understanding this logic is essential for DCS configuration, PLC programming, control panel...
Procedures

Galvanic Isolator Troubleshooting Procedure in an Analog Input Loop

Table of ContentsIntroduction to Galvanic Isolator TroubleshootingUnderstanding a Typical 4 to 20 mA Analog Input LoopCommon Symptoms of Galvanic Isolator ProblemsStep by Step Galvanic Isolator Troubleshooting ProcedureIndustrial Troubleshooting Case Study: Incorrect DCS Pressure ReadingSafety Precautions for Galvanic Isolator TroubleshootingGalvanic Isolator Selection and Maintenance Best...
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Instrumentation Calculators

Junction Box Load Calculator

Table of ContentsCalculate Junction Box Load, Terminal Requirement and Enclosure Size AccuratelyWhat is a...
Instrumentation Calculators

Air Consumption Calculator for Pneumatic Control Valves, Actuators and Instrument Air System Sizing

Air Consumption Calculator for Pneumatic Control Valves | AutomationForum.co * { box-sizing: border-box; margin: 0;...
Procedures

Radar Level Transmitter False Echo Troubleshooting Guide: Causes, Symptoms, Echo Curve Analysis and Fixes

Table of ContentsRadar Level Transmitter False Echo Troubleshooting IntroductionWhat Is a Radar Level Transmitter?Why...
Instrumentation Calculators

Instrument Cable Gland Selector Calculator Guide

Table of ContentsWhat Is the Instrument Cable Gland Selector Calculator?Why Cable Gland Selection Is...
Procedures

Why Is My Pressure Transmitter Showing 22 mA? Complete Troubleshooting Guide for Instrument Engineers

Table of ContentsIntroduction to Pressure Transmitter 22 mA Fault SignalsWhy Is My Pressure Transmitter...
Instrumentation Questions

Control System Basics Quiz for Process Industries: 25 Advanced MCQs for PLC, DCS, SCADA and Feedback Control

Quiz Introduction to Control System Basics for Process Industries  This quiz helps process control engineers,...
SIS/ESD

ESD vs PSD: Difference Between Emergency Shutdown System and Process Shutdown System

Table of ContentsWhat Is the Difference Between ESD and PSD in Process Plants?ESD vs...
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...
Procedures

Faulty Thermocouple Replacement Procedure in Process Area: Complete Step-by-Step Field Guide for Instrumentation Engineers

Table of ContentsIntroduction to Thermocouple Replacement in Process AreasPurpose and Scope of the Thermocouple...
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Instrumentation Calculators

Advanced Instrument Air Compressor Interlock Logic and Control Quiz for Automation and Instrumentation Professionals

Instrument Air Compressor Interlock Logic Quiz Introduction Instrument air compressors are critical utility equipment controlled...
Procedures

Galvanic Isolator Troubleshooting Procedure in an Analog Input Loop

Table of ContentsIntroduction to Galvanic Isolator TroubleshootingUnderstanding a Typical 4 to 20 mA Analog...
Instrumentation Calculators

Pressure Transmitter Overrange Protection Calculator: Calculate Pressure Surge and Overpressure Risk

Table of ContentsWhat Is Pressure Transmitter Overrange Protection?Pressure Transmitter Overrange Protection Calculator ParametersHow to...
Instrumentation Questions

Advanced Instrument Logic Diagram Quiz for Process Control Systems in Process Industries

Instrument Logic Diagram Quiz Introduction An Instrument Logic Diagram displays the interaction of process conditions,...