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
Instrumentation Questions

Control Valve Cavitation Troubleshooting Quiz

Advanced Control Valve Cavitation Troubleshooting Questions Control valve cavitation occurs when liquid pressure falls below vapor pressure, creating vapor bubbles that later collapse as pressure recovers. In process plants, this can produce severe noise, vibration, trim erosion, pitting, unstable flow, and premature valve failure. The...
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...
spot_img

Keep exploring

Calibration

Calibration of bubbler or purging method level transmitter

Table of ContentsWhat is bubbler level transmitter?How to calibrate DP type level transmitter?Purpose and...
Instrumentation Calculators

DP calculator for Density measurement – Transmitter installed With Varying Tank Level and two Bubble Tubes

Table of ContentsFormula for Span value calculationFormula for LRV estimationFormula for URV estimationDP calculator  A...
Instrumentation Calculators

DP calculator for Density measurement – transmitter installed With Constant Tank Level and single Bubble Tube

Table of ContentsHow to Measure Density using DP Transmitter?Formula for Span value calculationFormula for...
Instrumentation Calculators

DP calculator for Interface level measurement – Transmitter installed with Varying Tank Level and two Bubble Tubes

Table of ContentsFormula for Span value calculationFormula for LRV estimationFormula for URV estimationDP calculator  A...
Instrumentation Calculators

DP calculator for bubbler method Interface level measurement – Transmitter installed with Constant Tank Level and single Bubble Tube

Table of ContentsFormula for Span value calculationFormula for LRV estimationFormula for URV estimationDP calculator  URV...
Instrumentation Calculators

DP calculator for bubbler method Liquid Level measurement – Transmitter installed with single Bubble Tube

Table of ContentsFormula for Span value calculationFormula for LRV estimationFormula for LRV estimationDP calculator  The...
Level Measurement

Bubbler method liquid density measurement calculations with varying tank level and two bubble tubes

Table of ContentsAbbreviationsFormulas for Converting Specific Gravity for All LiquidsExample calculation - Density Calculations...
Level Measurement

Bubbler method Liquid Density measurement Calculations with Constant Tank Level and Single Bubble Tube

Table of ContentsAbbreviationsFormulas for Converting Specific Gravity for All LiquidsExample calculation -Density Calculations with...
Instrumentation

Downloadable Engineering Documentation Instrumentation and Control Templates

Table of ContentsEngineering documentation instrumentation and control templatesTemplate for Instrument index preparationTemplate for Instrument...
Instrumentation

Downloadable Instrumentation Calibration Report Preparation Templates

Table of ContentsWhat is included in the instrumentation calibration template?Calibration report templatesTemplate for pressure...
Instrumentation

What is a template in Instrumentation?

Table of ContentsWhat is a template?What is the significance of a template in instrumentation...
Level Measurement

Bubbler method Interface level measurement Calculations with varying Tank Level and two Bubble Tubes

Table of ContentsAbbreviationsFormulas for Converting Specific Gravity for All LiquidsInterface level measurement Calculations with...
Load more

Latest articles

Instrumentation Questions

Control Valve Cavitation Troubleshooting Quiz

Advanced Control Valve Cavitation Troubleshooting Questions Control valve cavitation occurs when liquid pressure falls below...
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...