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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Control System

Running Inspection for Power Supply and Redundancy Check for Instrumentation and Control Systems in Process Plants

Table of ContentsWhat Is Running Inspection of an Instrumentation and Control System Power Supply?Why Is Power Supply Inspection Important in a Process Plant?What Should Be Checked During Running Power Supply Inspection?How to Check a 24 VDC Power Supply for Instrumentation SystemsWhat Is Power Supply...
Instrumentation Questions

Troubleshooting of Motorized Control Valve MOV Quiz with 25 Practical Engineering Questions

Why MOV Troubleshooting Skills Matter Motorized control valves are widely used in process plants for isolation, flow control, startup and shutdown operations. An MOV failure can affect production, equipment protection and plant safety. Engineers need to understand actuator operation, motor circuits, torque switches, limit switches,...
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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...
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...
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Control System

Running Inspection for Power Supply and Redundancy Check for Instrumentation and Control Systems in Process Plants

Table of ContentsWhat Is Running Inspection of an Instrumentation and Control System Power Supply?Why...
Instrumentation Questions

Troubleshooting of Motorized Control Valve MOV Quiz with 25 Practical Engineering Questions

Why MOV Troubleshooting Skills Matter Motorized control valves are widely used in process plants for...
FAT Activities

What is Integrated Factory Acceptance Test (IFAT)?

Table of ContentsWhat is Integrated Factory Acceptance Test?Why is IFAT Important in Instrumentation and...
Instrumentation Calculators

Control Valve Leakage Calculator

Table of ContentsControl Valve Leakage Calculator for Seat Leakage Testing What Is Control Valve Leakage?What...