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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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Calibration

Calibration Vs Verification: Key Differences, Procedures, Examples and Best Practices In Process Industries

Table of ContentsCalibration vs Verification: a Commonly Confused ConceptWhy Understanding the Difference Between Calibration...
Engineering

Understanding Instrument Earth (IE) in Industrial Automation – Complete Guide for Engineers

Table of ContentsInstrument Earth (IE) and Signal GroundingWhy Instrument Earth Matters in PLC and...
Instrumentation Calculators

Conductivity Liquid Analyzer Probe Resistance Calculator – Complete Guide for Instrumentation Engineers

Table of ContentsConductivity Probe Resistance Calculator for Liquid Analyzers - Instrumentation ToolWhat is Conductivity...
Calibration

Calibration Interval Schedule Procedure for Process Instrumentation Using Risk-Based Method

Table of ContentsCalibration Interval Scheduling in Process IndustriesPurpose of the Calibration Interval Scheduling ProcedureScope...
Instrumentation Questions

Advanced DP Transmitter Calibration Quiz For Instrumentation Engineers And Technicians

Advanced Differential Pressure Transmitter Calibration Quiz Overview For instrumentation engineers, calibration technicians, and EPC professionals...
SIS/ESD

Redundant Transmitters Explained: Reliability, Voting Logic and SIL for Instrumentation Engineers

Table of ContentsWhy Plants Use Multiple Transmitters for the Same Measurement Key Reasons for Using...
Communication

Ethernet-APL (Advanced Physical Layer): Practical Guide for EPC Instrumentation & Process Automation Engineers

Table of ContentsWhy Ethernet-APL Matters for EPC ProjectsWhat is Ethernet-APL and 10BASE-T1L?Basics Every EPC...
Control Valve

Control Valve Body Material Selection Guide for EPC Design Instrumentation Engineers

Table of ContentsWhy Control Valve Body Material Selection MattersValve Body Vs Trim Critical Distinction...
Instrumentation Calculators

Control Valve Sizing Calculator: Complete ISA S75.01 Cv Calculation Guide for Instrumentation Engineers

<!-- ============================================================ ISA-S75.01 Control Valve Sizing Calculator Branded for automationforum.co ...
Instrumentation Questions

Solenoid Valve Troubleshooting – Advanced Quiz for Instrumentation Professionals

Introduction to Solenoid Valve Troubleshooting in Process Industries People who work with instrumentation in process...
Engineering

What is HAZOP Study in Instrumentation Engineering for EPC Engineers in Process Industries

Table of ContentsWhy HAZOP Matters in EPC Instrumentation ProjectsWhat is a HAZOP Study?Why HAZOP...
Control System

Noise and Signal Stability Observation for Running Inspection in Instrumentation and Control Systems

Table of ContentsWhy Noise and Signal Stability Matter for Instrumentation DCS and Product QualityUnderstanding...
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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,...