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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PLC

How to use Different MOV BLOCK in Siemens TIA Portal – Part 1

Table of ContentsMOVE Block's Part 1Different MOVE Blocks of PLC Ladder Logic used in...
Fire & Gas

Understanding Lower Explosive Limit (LEL)

Table of ContentsWhat is a Lower Explosive Limit (LEL)?What is a Flammable Range or...
Calibration

Temperature Controller Calibration Procedure

Table of Contents7 Steps Procedure for Calibration of Temperature ControllerStep 1: Prepare the tools...
Instrumentation Calculators

Online Calibration Test Points Value Calculator

Calibrating instruments is a crucial aspect of ensuring accurate and reliable measurements in various...
Interview Questions

Profibus Interview Questions and Answers

In industrial automation, Profibus is an essential standard for ensuring seamless device communication. Examine...
Instrumentation

Difference Between Intrinsically Safe and Explosion-Proof

Table of ContentsIntrinsic Safety Vs. Explosion ProofWhat is Intrinsically Safe?Definition and Certification of Intrinsically...
Calibration

6 Steps Guide to Selecting a Master Instrument for Calibration

Table of ContentsOverviewStep 1: Range CompatibilityStep 2: Unit AlignmentStep 3: Least Count PrecisionStep 4:...
Pressure Measurement

Factors that Influence the Accuracy of your Pressure Transmitter

Table of ContentsUnderstanding the Basics:Surrounding Temperature and Process Media Temperature:Static PressureChanging the Scale of...
Calibration

Free Instruments Calibration Procedures: 60+ Step-by-Step Methods for Pressure, Temperature, Flow & Level

Table of ContentsPressure Instrument Calibration Procedures: Transmitters, Gauges, and SwitchesTemperature Instrument Calibration Procedures: RTDs,...
Interview Questions

Profibus Interview Questions and Answers

Profibus is a vital fieldbus communication standard in automation, ensuring seamless interaction among devices....
Instrumentation Calculators

Instrument Accuracy Calculator

Table of ContentsInstrument Accuracy Calculator: Calculating Accuracy in Engineering UnitsDefinition of Instrument AccuracySignificance of...
PLC

How to use Different Math Functions using the Siemens TIA Portal – Part 2

Table of ContentsSize of Data Type Used by the Different Math Functions in Siemens...
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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...