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
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....
spot_img

Keep exploring

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...
Control Valve

Control Valve Hunting Due to PID Controller: Causes, Effects, Root Analysis and Complete Troubleshooting Guide for Industrial Process Control Systems

Table of ContentsIntroduction to Control Valve Hunting Due to PID Controller in Industrial Process...
Instrumentation Calculators

Dry Calibration of Displacer Level Troll Using Weight Loss Calculator

Table of ContentsIntroduction to Dry Calibration of Displacer Level TransmittersLevel Troll Weight Loss Calculator...
Instrumentation Questions

ESD Control System Basics Quiz for Process Industries

Introduction To ESD Control Systems In Process Industries In process industries, emergency shutdown control systems...
Calibration

ISO Standards For Instrumentation Calibration Complete Guide for Industrial Engineers

Table of ContentsWhy ISO Standards For Instrumentation Calibration Matter In Process IndustriesKey ISO Standards...
SIS/ESD

ESD vs SIS Difference When to Use Each and Practical Engineering Guide

Table of ContentsESD vs SIS Quick Summary and Core DifferenceWhy Understanding ESD vs SIS...
How to

Process Value Cross Check – Practical Field Procedures for Accurate Transmitter Validation

Table of ContentsWhat is a Process Value Cross Check in Instrumentation?Why Process Value Cross...
Load more

Latest articles

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...