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
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Engineering

Marshalling Panel vs Junction Box vs System Cabinet: Complete Guide for Instrumentation and Control Engineers

Table of ContentsUnderstanding the Difference Between Junction Box, Marshalling Panel, and System Cabinet Why Junction Boxes, Marshalling Panels, and System Cabinets Are Not the Same Impact of Signal Routing Architecture on EPC Instrumentation Projects Typical Signal Flow in a Process Plant Automation System Importance of Structured Signal Architecture...
Instrumentation Questions

Preparation of IO List Documentation in EPC Engineering in Process Industries: Advanced Quiz for Instrumentation and Control Engineers

Why IO List Documentation Matters in EPC Engineering Projects  The IO list is the heart of instrumentation engineering in EPC projects since it integrates field instruments, signal kinds, control systems and execution documentation in a single structured project reference. If the IO list is not...
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Instrumentation Questions

PROFIBUS Quiz: Top 25 Advanced Interview MCQs with Answers for Automation Professionals

Welcome to the ultimate PROFIBUS communication quiz! This quiz is intended for professionals in...
Temperature Measurement

How to Calculate Temperature Transmitter 4-20mA Output Using Linear Equation and Percentage Method ?

Table of ContentsUnderstanding the Key ParametersStep 1: Calculate the Slope (m)Step 2: Find the...
Interview Questions

Ratio Control System MCQs in Industrial Instrumentation

Welcome to the "Ratio Control System in Process Instrumentation" quiz! Designed for process industry...
How to

How to Troubleshoot Industrial Temperature Transmitters ?

Table of ContentsProcedure for Troubleshooting Temperature Transmitters in PLC Analog Input LoopSafety PrecautionsRequired Tools...
Instrumentation Calculators

Coriolis Flow Meter Output Frequency Calculator

Table of ContentsDefinition of Coriolis Flow Meter Output FrequencyDefinition of Pulse Scaling Factor (PSF)Formula...
Automation

Top HMI Software in Industrial Automation

Table of ContentsWhat Defines Human Machine Interface (HMI) Technology?How Does HMI Relate to IoT...
Flow Measurement

Why Drain and Vent Holes are Essential for Efficient Orifice Plate Operation?

Table of ContentsWhat is Orifice Plate Drain Hole and Vent Hole?What is the Purpose...
Calibration

Step-by-Step Procedure to Calibrate an Absolute Pressure Transmitter

Table of ContentsWhat is an Absolute Pressure Transmitter?Applications of Absolute Pressure TransmittersPurpose and ScopeTools...
Instrumentation Tools

Instrument Air System Design Excel Tool for Design Engineer

Table of ContentsDownload Link for Instrument Air System Design Excel Tool for Design Engineer Overview...
Instrumentation Questions

Closed-Loop Control Valve Troubleshooting: HART, Fieldbus and Diagnostics Skills Quiz

Here is the spacer for Control Valve Troubleshooting Quiz! This newer quiz is meant...
Commissioning

How to Safely Zero a DP Transmitter with 3-Way Valve and 5-Way Valve Manifolds ?

Table of ContentsHow to Zero a Differential Pressure Transmitter using a 5 way-Valve Manifold...
PLC

Step-by-Step PLC Battery Replacement and Maintenance Procedure

Table of ContentsWhat is a PLC battery?Why does a PLC need a Battery?Types of...
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Engineering

Marshalling Panel vs Junction Box vs System Cabinet: Complete Guide for Instrumentation and Control Engineers

Table of ContentsUnderstanding the Difference Between Junction Box, Marshalling Panel, and System Cabinet Why Junction...
Instrumentation Questions

Preparation of IO List Documentation in EPC Engineering in Process Industries: Advanced Quiz for Instrumentation and Control Engineers

Why IO List Documentation Matters in EPC Engineering Projects  The IO list is the heart...
Procedures

Faulty Thermocouple Replacement Procedure in Process Area: Complete Step-by-Step Field Guide for Instrumentation Engineers

Table of ContentsIntroduction to Thermocouple Replacement in Process AreasPurpose and Scope of the Thermocouple...
Documentation

Instrument Index Generator for EPC Instrumentation Projects

Table of ContentsInstrument Index Generator for Efficient Instrumentation Documentation ManagementWhat is an Instrument Index...