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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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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 Switch Operating PrinciplePressure Switch Hysteresis. Set Point and Reset PointNormally Open and Normally Closed Pressure Switch ContactsHydraulic Pressure Switch vs Pressure TransmitterCommon Hydraulic Pressure Switch Problems and SymptomsPressure Switch Not...
Instrumentation Questions

Advanced PLC Interlock Troubleshooting Quiz for Process Industries | 25 Practical PLC Diagnostics Questions for Instrumentation and Automation Engineers

Why PLC Interlock Troubleshooting Matters in Modern Process Industries  Modern process industries depend on reliable PLC interlock systems to protect personnel, equipment, and production. Troubleshooting PLC interlocks requires strong knowledge of process control, field instrumentation, PLC diagnostics, permissive logic, shutdown sequences, and industrial automation practices....
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Instrumentation Calculators

Mass Flow Rate Conversion: Kilograms per Second (kg/s) to Pounds per Second (lb/s) Flow Unit Conversion Calculator

Engineers and process experts can convert Kilograms per Second (kg/s) to Pounds per Second...
Instrumentation Calculators

Gallons per Minute (GPM) to Liters per Second (L/s) Flow Unit Conversion Calculator

By allowing fluid flow experts to include U.S. conventional measures into foreign metric systems...
PLC

Why is 24 Volts Mostly used in Industrial PLC Systems?

Table of ContentsWhy 24v dc always used in plc?Safety ConsiderationsCompatibility with Industrial DevicesTechnical Advantages...
SIS/ESD

Signals for Emergency Valve Shutdown in Critical Processes

Table of ContentsWhat are Emergency Shutdown (ESD) Valves?How Emergency Shutdown WorksTypes of Signals Used...
PLC

How to Read the PLC Datasheet: Allen-Bradley 1762 Model Step-by-Step Guide

Table of ContentsStep 1. Understanding the Purpose of a PLC DatasheetStep 2. General Overview...
Instrumentation Questions

Top 25 MCQs on Safety Integrity Level (SIL) for Instrumentation and Control Engineers

Welcome to the Advanced Safety Integrity Level (SIL) Quiz, designed especially for specialists in...
Instrumentation Calculators

Cubic Inches per Second (in³/s) to Liters per Second (L/s) Flow Unit Conversion Calculator

Particularly for accurate and dynamic applications, this tool allows engineers, technicians, and system designers...
PLC

Understanding Rungs and Rails: The Foundation of PLC Ladder Logic

Table of ContentsFour Basic Concepts in Ladder Logic:What are Rungs and Rails in PLC...
Instrumentation Calculators

Barrels per Hour (BPH) to Cubic Meters per Day (m³/day) Flow Unit Conversion Calculator

This tool converts Barrels per Hour (BPH) to Cubic Meters per Day (m³/day), hence...
Flow Measurement

How Conditioning Orifice Plates Improve Flow Measurement in Tight Spaces ?

Table of ContentsLimitations of Standard Orifice PlatesWhat is a conditioning orifice plate?Compliance and Deviations...
Instrumentation Calculators

Gallons per Second (GPS) to Gallons per Minute (GPM) Flow Unit Conversion Calculator

This tool provides engineers, technicians, and water system professionals with a fast and dependable...
Engineering

Step-by-Step Guide to Choose the Ideal Inductive Proximity Sensor

Table of ContentsWhat is an Inductive Proximity Sensor?Understanding Inductive Proximity SensorsAdvantages of Inductive Proximity...
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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...
Instrumentation Questions

Advanced PLC Interlock Troubleshooting Quiz for Process Industries | 25 Practical PLC Diagnostics Questions for Instrumentation and Automation Engineers

Why PLC Interlock Troubleshooting Matters in Modern Process Industries  Modern process industries depend on reliable...
Instrumentation Calculators

Capacitance Level Sensor Calculator: Calculate Liquid Level and Capacitance for Instrumentation Applications

Capacitance Level Sensor Calculator :root{ --bg:#F2F5F3; --panel:#FFFFFF; ...
SIS/ESD

How are ESD Signals Selected? Complete ESD Signal Selection Guide

Table of ContentsWhat Is an ESD Signal in an Emergency Shutdown System?Why Is ESD...