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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Cybersecurity

Top Cybersecurity Threat Identification Methods Every Security Professional Should Know

Table of ContentsUnderstanding Cybersecurity Threat IdentificationWhat is Cybersecurity Threat Identification?Cybersecurity Threat Identification LifecycleTop Cybersecurity Threat Identification MethodsHoneypotHoneynetPenetration TestingVulnerability AssessmentThreat HuntingSecurity Information and Event Management (SIEM)Intrusion Detection System (IDS)Intrusion Prevention System (IPS)Cybersecurity Threat Identification in Industrial Control SystemsComparison of Cybersecurity Threat Identification MethodsHow to Build...
Control Valve

Control Valve Passing Even When Fully Closed: Causes, Symptoms, Troubleshooting and Solutions

Table of ContentsUnderstanding Control Valve Passing and Why It HappensWhat Does It Mean When a Control Valve Is Passing?How a Control Valve Should Close Under Normal ConditionsCommon Symptoms of a Passing Control ValveMajor Causes of Control Valve PassingControl Valve Shutoff Performance by Valve TypeHow...
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Industrial Automation

Steam Turbine Interlocks and Associated Protection Systems

Table of ContentsTurbine Trip Interlocks OverviewSteam Turbine Interlock Scenarios and Management  This document outlines critical...
PLC

Understanding Remote I/O in PLC Control Systems

Table of ContentsWhat is I/O in the PLC control System?What is Remote I/O?How Remote...
Checklist

Checklist for Conducting a Running Inspection of a Control Valve in a Process Area

Table of ContentsPreparationSafety PrecautionsWork Permit ProcessPart 1: Control Valve ActuatorPart 2: Control Valve PositionerPart...
PLC

Understanding ON Delay and OFF Delay Timers in PLC Programming

Table of ContentsON Delay Timer (TON)Ladder Diagram - ON Delay TimerProcess Scenario Example -...
Instrumentation Questions

Quiz on Control Valve Positioners

Control valve positioners are essential components in the field of instrumentation and control engineering....
Instrumentation Calculators

Frequency(Hz) to 4 to 20 mA Signal Conversion Calculator

Table of ContentsWhat is Frequency to Analog 4 to 20 mA Conversion?Frequency to Analog...
Installation Procedure

Best Practices for Impulse Tubing Installation

Table of ContentsSection 1: Material SelectionSection 2: Tubing Length and RoutingSection 3: Support and...
Instrumentation Calculators

Control Valve Kv to Cv Conversion Calculator

Table of ContentsControl Valve Kv to Cv Conversion CalculatorControl Valve KV and CV Definitions:Formula...
Checklist

Checklist: Preventive Maintenance Procedure for Closed Tank Wet Leg Level Measurement

Table of Contents Purpose of this ProcedureScope of this ProcedureDefinitionsResponsibilitiesSafety PrecautionsTools and Equipments Required for...
PLC

Logic Gates in PLC Programming: A Guide with Truth Tables and Ladder Logic Diagrams

Programmable Logic Controllers (PLCs) are crucial in industrial automation, controlling machinery and processes by...
Instrumentation Questions

Quiz on Distributed Control Systems(DCS)

Test your knowledge of Distributed Control Systems (DCS) with this comprehensive quiz. Covering essential...
Instrumentation Calculators

Transmitter Calibration Span, LRV and URV Value Calculator from Measured 4 to 20 mA

Table of ContentsHow to Use the CalculatorKey Concepts of this CalculationStep 1: Understand the...
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Cybersecurity

Top Cybersecurity Threat Identification Methods Every Security Professional Should Know

Table of ContentsUnderstanding Cybersecurity Threat IdentificationWhat is Cybersecurity Threat Identification?Cybersecurity Threat Identification LifecycleTop Cybersecurity...
Control Valve

Control Valve Passing Even When Fully Closed: Causes, Symptoms, Troubleshooting and Solutions

Table of ContentsUnderstanding Control Valve Passing and Why It HappensWhat Does It Mean When...
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...