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 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...
spot_img

Keep exploring

Communication

Twisted Pair Cable in Industrial Signal Transmission: The Essential Guide for 4-20 mA and RS 485 Systems

Table of ContentsIntroduction to Twisted Pair Cables in Industrial SystemsUnderstanding Electrical Noise in Industrial...
Instrumentation Questions

Advanced Quiz on Thermocouple Troubleshooting in Process Area

Thermocouples are the most important tool for measuring temperature in process industries. However, when...
Communication

Foundation Fieldbus Installation and Best Practices – Complete Guide for EPC and Maintenance Engineers

Table of ContentsWhat is Foundation Fieldbus (FF)?Understanding Foundation Fieldbus ArchitectureFoundation Fieldbus Cable Selection Guide...
Fire & Gas

Types of Fire and Gas Detectors – Working Principles and Industrial Applications

Table of ContentsIntroduction to Fire and Gas Detection SystemsClassification of Fire and Gas DetectorsGas...
Communication

Explained: The Four Main Process Variables (PV, SV, TV, QV) in HART Transmitters – Complete Guide for Instrument Engineers

Table of ContentsWhat are Process Variables in HART Devices?1. Primary Variable (PV)2. Secondary Variable...
Instrumentation Calculators

Thermocouple Voltage ↔ Temperature Calculator

Instrumentation Questions

Burner Control System Components – Advanced Quiz for Instrumentation Engineers

Introduction to Burner Control Systems Why Burner Management Systems (BMS) Matter in Process Industries In environments...
Control System

PLC vs DCS – Which One Should you Choose for your Automation System?

Table of ContentsWhat is a PLC (Programmable Logic Controller)?What is a DCS (Distributed Control...
Instrumentation Calculators

Thermowell U-Length Calculator | ASME PTC 19.3 TW-2016 Tool

Table of ContentsUse Our Free Thermowell U-Length CalculatorWhat is a Thermowell and Why It...
DCS

Understanding the Difference Between DCS Components: ES, OS, and AS

Table of ContentsWhat are the Main Components of a Distributed Control System (DCS)?Engineering Station...
Control Valve

Control Valve Not Responding: Troubleshooting Guide

Table of ContentsControl Valve Not Responding - Troubleshooting FlowchartWhy Is My Control Valve Not...
Control System

Why the Cable Shield is Grounded Only at the PLC or Control Panel Side

Table of ContentsUnderstanding Cable Shielding in Instrumentation and Control Systems1. Avoiding Ground Loops: Why...
Load more

Latest articles

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,...