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
twitter
Communication

PROFIBUS Communication Failure Step by Step Diagnosis

Table of ContentsWhat Is a PROFIBUS Communication Failure?Common PROFIBUS Communication Failure SymptomsPROFIBUS Communication Failure vs PROFIBUS Slave FailureCommon Causes of PROFIBUS Communication ErrorsHow to Troubleshoot PROFIBUS Communication FailureStep 1 Identify the PROFIBUS Failure PatternStep 2 Check PLC and PROFIBUS Master & Slave DiagnosticsStep 3...
Instrumentation Calculators

Measurement Uncertainty Calculator: Calculate Combined and Expanded Uncertainty Using GUM

Measurement Uncertainty Calculator - GUM Method #muc-wrap, #muc-wrap * { box-sizing: border-box !important; } #muc-outer { background: #eef2f8 !important; background-image: linear-gradient(rgba(15,23,42,0.045) 1px, transparent 1px), linear-gradient(90deg, rgba(15,23,42,0.045)...
spot_img

Keep exploring

How to

How to do troubleshooting of a 4-20mA loop?

Table of ContentsComponents in the 4-20mARequired tools for the troubleshooting of 4-20mA loopTroubleshooting a...
How to

How to use Siemens TIA Portal to create PLC Ladder Logic for three phase motor Forward and Reverse

Table of ContentsDeclaration of Input and Output for each PLC blockVarious phases of working...
Level Measurement

Effect of Tank Design on Accuracy of Level Measurement

Table of ContentsTank Shape and GeometryTank Size and HeightConstruction MaterialTank Wall ThicknessEffects of Sloshing...
Analytical Instrumentation

Displacement Transducer and its Classification

Table of ContentsWhat is a Displacement Transducer?Working Principle of Displacement TransducersClassification of Displacement TransducersClassification...
Calibration

Electromagnetic flowmeter Calibration procedure

Table of ContentsStep by Step Calibration Procedure for Electromagnetic Flow MeterStep 1: Tools Required for...
Industrial Automation

Metering Skids at process industries

Table of ContentsWhat is metering skid?What is the function of metering skid?What are the...
Analytical Instrumentation

Lambda transmitter principle

Table of ContentsWhich instrument is used to monitor O2 and CO in flue gas?What...
How to

How to troubleshoot pH transmitter issues?

  The table below provides detailed guidelines for doing thorough troubleshooting of the pH...
Instrumentation Calculators

Calculator/Instrumentationtool for Raw Counts value to Engineering Units

  Table of ContentsThe main uses of such a calculator include:Formula for calculationExample calculation Raw Counts...
Industrial Automation

Why Normally Closed Contact is used for Emergency or Stop Push Button

Table of ContentsWhy do we use a normally closed push button as a stop...
Industrial Automation

Introduction to Metrology tools for CNC Machining    

What is Metrology? The term metrology is defined as a science or scientific study of...
Level Measurement

Excel tool for DP type level and density transmitter calibration range calculation

Table of ContentsExcel file - DP type level transmitter calibration range calculationDownload link An Excel...
Load more

Latest articles

Communication

PROFIBUS Communication Failure Step by Step Diagnosis

Table of ContentsWhat Is a PROFIBUS Communication Failure?Common PROFIBUS Communication Failure SymptomsPROFIBUS Communication Failure...
Instrumentation Calculators

Measurement Uncertainty Calculator: Calculate Combined and Expanded Uncertainty Using GUM

Measurement Uncertainty Calculator - GUM Method #muc-wrap, #muc-wrap * { box-sizing: border-box !important;...
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...