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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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Commissioning

How to Properly Vent a Pressure or DP Transmitter in Liquid Service

Table of ContentsWhy Proper Venting Is Critical in Liquid ServiceStep-by-Step Procedure for Venting a...
Instrumentation Calculators

Best PID Controller Tuning Simulation Tool for Engineers

PID Tuning...
Communication

HART Transmitter Diagnostics: What Your Field Device is Telling You

Table of ContentsWhy HART Diagnostics are Essential in Process AutomationWhy HART Diagnostics Very ImportantKey...
Instrumentation Questions

Gas Turbine Start Interlocks Quiz – 25 Advanced MCQs for Engineers

Gas turbine start interlocks are essential for safe and reliable turbine operation in both...
Pressure Measurement

Why Siphon Tubes are Essential for Pressure Gauges in High-Temperature Steam Systems

Table of ContentsWhat Is a Siphon Tube in a Pressure Gauge?Why a Siphon Tube...
Temperature Measurement

Testing a Thermocouple With a Multimeter: A Complete Field Guide for Instrumentation Engineers

Table of ContentsWhy Thermocouple Testing Matters in Industrial and Domestic Heating SystemsHow a Thermocouple...
FAT Activities

Electromagnetic Flow Meter Inspection and Test Plan (ITP): Complete EPC Guide

Table of ContentsIntroduction to Electromagnetic Flow Meter Inspection and Test PlanWhy an Electromagnetic Flow...
Instrumentation Calculators

Open Tank Level Transmitter Calculator – Complete Guide for EPC Instrumentation Engineers

Open Tank...
Instrumentation Questions

Advanced Interface Leveltrol Troubleshooting Quiz

Displacer-based Leveltrol devices are very important for keeping stable interface levels in complex process...
PLC

Running Inspection Checklist of PLC Components in Control Panels

Table of ContentsStep-by-Step PLC Panel Running Inspection and Testing ProcedureSection 1: General Visual and...
Communication

Difference Between Fieldbus and HART Communication Protocols: Complete Comparison Guide for Process Automation Engineers

Table of ContentsWhy Understanding Fieldbus and HART Matters in Industrial AutomationOverview of HART Communication...
Instrumentation Calculators

Differential Pressure to Flow Calculator – Complete Interactive Tool for Process Engineers

Differential Pressure...
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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,...