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

How to

How to do Preventive Maintenance of Industrial Platform Weighing Scale?

Table of ContentsSafetyInspection of weighing indication and control unitInspection of average card junction boxInspection...
Instrumentation Calculators

Displacer type level transmitter dry calibration weight calculator

Table of ContentsSignificance of dry calibration weight calculatorHow do you calculate displacer weight?Identify the...
Instrumentation Calculators

Pitot tube flow velocity calculator

Table of ContentsHow do you measure velocity pressure with a pitot tube?Formula for calculationExample...
Calibration

Calibration of industrial platform weighing scale

Table of ContentsHow do you calibrate a weighing scale?Purpose and Scope:Tools required for Weighing...
Instrumentation Calculators

Differential pressure Flow Transmitter Output Calculator

Table of ContentsWhat Is a Differential Pressure Flow Transmitter Output Calculator?How Does Differential Pressure...
How to

Control Valve Preventive Maintenance Checklist and Inspection Procedure

Table of ContentsWhat is Control Valve Preventive Maintenance?Why is Control Valve Preventive Maintenance Important?What...
Level Measurement

Troubleshooting, advantages, disadvantages and application of the bubbler type level measurement system

Table of ContentsWhat is a common failure for a dip tube bubbler level sensor?The...
Instrumentation Calculators

DP Flow Transmitter Re-Ranging Calculator

Table of ContentsFormula for re-ranging the flow transmitterExample calculation Re-Ranging Calculator To re-range a differential pressure...
Calibration

Conductivity transmitter resistance calibration – With decade resistance box

Table of ContentsWhat is a Conductivity Cell Constant?How do you calibrate a conductivity meter...
How to

How to do troubleshooting of conductivity transmitter?

Table of ContentsWhat are the possible errors in conductivity measurement?Display differs from the reference...
Instrumentation

Preventive maintenance(PM) procedure for Bubbler system level measurement

Table of ContentsSafety:Preventive maintenance tasksTask-1: Inspection of bubbler tubeTask-3: Inspect pressure transmitterTask-4: Check the...
Calibration

Conductivity Transmitter Calibration Procedure

What does a conductivity transmitter do? Analytical transmitters developed for detecting electrical conductivity levels inside...
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...