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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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Instrumentation Calculators

Advanced Instrument Air Compressor Interlock Logic and Control Quiz for Automation and Instrumentation Professionals

Instrument Air Compressor Interlock Logic Quiz Introduction Instrument air compressors are critical utility equipment controlled through PLC based sequencing, pressure instrumentation, permissives, alarms, trips and automatic standby selection. For automation and instrumentation professionals, understanding this logic is essential for DCS configuration, PLC programming, control panel...
Procedures

Galvanic Isolator Troubleshooting Procedure in an Analog Input Loop

Table of ContentsIntroduction to Galvanic Isolator TroubleshootingUnderstanding a Typical 4 to 20 mA Analog Input LoopCommon Symptoms of Galvanic Isolator ProblemsStep by Step Galvanic Isolator Troubleshooting ProcedureIndustrial Troubleshooting Case Study: Incorrect DCS Pressure ReadingSafety Precautions for Galvanic Isolator TroubleshootingGalvanic Isolator Selection and Maintenance Best...
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Automation

Why Engineers Still Trust the 4-20 mA Signal in Automation Systems

Table of ContentsWhy the 4-20 mA Signal Continues to Dominate Modern PlantsUnderstanding the 4...
Installation Procedure

Grounding and Bonding in Instrumentation and Control Systems

Table of ContentsPractical Guide for Installation, Commissioning and Maintenance Engineers in Process IndustriesWhy Grounding...
Fire & Gas

Method Statement for Addressable Fire Alarm System Installation, Testing and Commissioning as per NFPA 72

Table of ContentsAddressable Fire Alarm Systems in Process IndustriesScope of Work for Addressable Fire...
Instrumentation Calculators

Control Valve Noise Prediction Calculator – IEC 60534 Based Engineering Tool

Table of ContentsControl Valve Noise in Process IndustriesControl Valve Noise Prediction CalculatorWhat Is a...
Instrumentation Questions

Top 25 Essential MCQ for Liquid Analyzer Instrument Technician Interview in Process Industries

This technical quiz is just for instrumentation technicians, commissioning engineers, and maintenance experts that...
Engineering

Essential Checklist for Selecting the Right Solenoid Valve for Your Application

Table of ContentsPractical EPC Engineering Method for Instrumentation Design EngineersWhy Solenoid Valve Selection Is...
Instrumentation Calculators

Instrumentation Panel Heat Load Calculator – Complete Engineering Guide for Panel Cooling Design

Table of ContentsCritical Role of Heat Load Calculation in Instrumentation PanelsInstrumentation Panel Heat Load...
Valves

Understanding 3/2-Way vs 5/2-Way Solenoid Valves (SOVs)

Table of ContentsWhy solenoid valves are considered final control elementsWhat Is a 3/2-Way Solenoid...
SCADA

SCADA Communication Problems and How to Fix Them – A Complete Troubleshooting Guide for Automation Engineers

Table of ContentsSCADA Communication Problems in Industrial AutomationWhy SCADA Communication Problems Occur in Industrial...
Control System

Alarm & Trip Setpoint List in Instrumentation Engineering: The Most Critical Document for Plant Safety

Table of ContentsAlarm & Trip Setpoint Lists in Process PlantsWhat Is an Alarm &...
Automation

Logic Gates Explained with Truth Table Animated Simulator (PLC & Instrumentation Guide)

Table of ContentsWhat Is a Logic Gate?Why Use a Gate Logic Animated Simulator?Who Should...
SIS/ESD

What is SIS, SIF and SIL? An In-Depth Guide to Functional Safety in Process Industries

Table of ContentsFunctional Safety and IEC StandardsWhy SIS, SIF, and SIL are Critical for...
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Instrumentation Calculators

Advanced Instrument Air Compressor Interlock Logic and Control Quiz for Automation and Instrumentation Professionals

Instrument Air Compressor Interlock Logic Quiz Introduction Instrument air compressors are critical utility equipment controlled...
Procedures

Galvanic Isolator Troubleshooting Procedure in an Analog Input Loop

Table of ContentsIntroduction to Galvanic Isolator TroubleshootingUnderstanding a Typical 4 to 20 mA Analog...
Instrumentation Calculators

Pressure Transmitter Overrange Protection Calculator: Calculate Pressure Surge and Overpressure Risk

Table of ContentsWhat Is Pressure Transmitter Overrange Protection?Pressure Transmitter Overrange Protection Calculator ParametersHow to...
Instrumentation Questions

Advanced Instrument Logic Diagram Quiz for Process Control Systems in Process Industries

Instrument Logic Diagram Quiz Introduction An Instrument Logic Diagram displays the interaction of process conditions,...