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

Common Instrument Loop Check Problems During Startup

Table of ContentsWhy Instrument Loop Checking Matters During StartupWhat Is an Instrument Loop Check?Why Instrument Loop Check Problems Cause Startup DelaysCommon Instrument Loop Check Problems During StartupHow to Troubleshoot Instrument Loop Check ProblemsDocuments Required for Instrument Loop CheckingPractical Instrument Loop Check ChecklistInstrument Loop Check...
Instrumentation Questions

Impulse Line Troubleshooting Quiz in Process Industries

Why Pressurized Impulse Line Troubleshooting Matters in Process Industries  Because more than the transmitter itself is in the measurement path, troubleshooting of the pressurized impulse line is crucial. If a tapping point, isolation valve, impulse line, manifold or process connection is obstructed, leaking, misrouted or...
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SIS/ESD

Shutdown Philosophy: Engineering Documentation for Process Safety and Emergency Shutdown Systems

Table of ContentsWhat is Shutdown Philosophy and Why is it Important? What Is a Shutdown...
Procedures

Hydraulic System Pressure Switch Troubleshooting: Step by Step Safe Procedure

Table of ContentsWhat Is a Hydraulic Pressure Switch and How Does It Work?Hydraulic Pressure...
Instrumentation Questions

Advanced PLC Interlock Troubleshooting Quiz for Process Industries | 25 Practical PLC Diagnostics Questions for Instrumentation and Automation Engineers

Why PLC Interlock Troubleshooting Matters in Modern Process Industries  Modern process industries depend on reliable...
Instrumentation Calculators

Capacitance Level Sensor Calculator: Calculate Liquid Level and Capacitance for Instrumentation Applications

Capacitance Level Sensor Calculator :root{ --bg:#F2F5F3; --panel:#FFFFFF; ...
SIS/ESD

How are ESD Signals Selected? Complete ESD Signal Selection Guide

Table of ContentsWhat Is an ESD Signal in an Emergency Shutdown System?Why Is ESD...
Control Valve

Control Valve Actuator Failure Due to Valve Torque

Table of ContentsWhat Is Valve Torque and Why Is It Important?What Is Valve Torque...
Instrumentation Questions

PLC Analog Input Troubleshooting Quiz with 25 Practical Engineering Questions

Why PLC Analog Input Troubleshooting Skills Matter  Troubleshooting PLC Analog Input is a very important...
Procedures

Solenoid Valve Energized but Valve Not Actuating: Troubleshooting Instrumentation Control Circuits in Hydraulic Systems

Table of ContentsWhy Is My Solenoid Valve Energized but Not Actuating?Understanding How a Hydraulic...
Instrumentation Calculators

RTD Tolerance Calculator for Accurate Temperature Measurement

.rtc-simple{ --navy:#0a1e3f; --navy-2:#0f2c5c; ...
Documentation

SIL Verification Report (Safety Integrity Level Verification Report)

Table of ContentsUnderstanding the SIL Verification Report  What is a SIL Verification ReportObjectives of a...
Cybersecurity

Top Companies in Industrial Cyber Security: Best OT Security Vendors for Industrial Automation

Table of ContentsIntroduction to Industrial Cyber SecurityWhy Industrial Cyber Security Matters for Modern IndustriesWhat...
Cybersecurity

What is Two Factor Authentication for Remote PLC Programming in Process Automation?

Table of ContentsWhy Two Factor Authentication is Essential for Secure Remote PLC Programming in...
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Engineering

Common Instrument Loop Check Problems During Startup

Table of ContentsWhy Instrument Loop Checking Matters During StartupWhat Is an Instrument Loop Check?Why...
Instrumentation Questions

Impulse Line Troubleshooting Quiz in Process Industries

Why Pressurized Impulse Line Troubleshooting Matters in Process Industries  Because more than the transmitter itself...
Instrumentation Calculators

pH Sensor Temperature Compensation Calculator: Calculate Compensated pH at Reference Temperature

Table of ContentsUnderstanding pH Sensor Temperature Compensation What Is pH Sensor Temperature Compensation?Why Does Temperature...
Level Measurement

Importance of Beam Angle of a Radar Level Transmitter

Table of ContentsWhy Correct Radar Beam Angle Is Important for Instrumentation EngineersWhat Is the...