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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Instrumentation Calculators

DP calculator for Dry leg Level measurement – closed tank

Table of ContentsLRV CalculationEstimating the URVDP calculator for Dry leg Level measurement  Dry leg method...
Instrumentation

IP Address Schedule

Table of ContentsWhat is the IP address?What is an IP addressing schedule or IP...
Instrumentation Calculators

DP calculator for Zero suppression – open tank level measurement

Table of ContentsNon - Zero based direct mount - open tank level measurementNon -...
Instrumentation Calculators

DP calculator for open tank level measurements

Basic level measurement is done using open tank level. Its calculation is relatively easy...
Calibration

Calibration of P/I Convertor

Table of ContentsWhat is P to I converter in process control?How does P to...
Instrumentation Calculators

4-20mA to PV scaling calculator

A physical process value, such as a temperature, pressure, liquid level, or other physical...
Calibration

Step by Step Calibration of Control Valve Positioner

Table of ContentsWhat is Control Valve Positioner?7 Steps Calibration Procedure for Control Valve PositionerStep 1: Tools...
Calibration

Magnetostrictive level transmitter calibration

Table of ContentsHow does a magnetostrictive sensor work?Purpose and Scope:Calibration principle:Tools required for Calibration:SafetyCalibration...
Valves

Classification of valve actuators – Electrical, Hydraulic and Pneumatic

Table of ContentsValve Actuators Applications of Valve Actuators What are the types of Valve Actuators?Selection of...
Calibration

HART transmitter calibration procedure – For pressure transmitter

Table of ContentsWhat is a HART transmitter?How do you calibrate a HART pressure transmitter?Purpose...
Instrumentation Calculators

PV to 4-20mA scaling calculator

4-20 mA signals are used to transmit physical process values, such as temperature, pressure,...
Calibration

Calibration of level troll – Displacer level meter calibration

Table of ContentsWhat is Displacer Level Sensor? What is level troll calibration?Purpose and Scope:Tools required...
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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...