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Temperature Instruments An Interactive Guide to Instrumentation & Control : Back to Basics

Interactive Guide to Temperature Instruments TempSense Guide Introduction Instrument Explorer Comparison Hub Application Guide IntroductionInstrument ExplorerComparison HubApplication Guide...

Ultrasonic vs Thermal mass flowmeter : Flare flow measurement comparison

Flare Gas Flow Metering: Ultrasonic vs. Thermal Mass Flare Gas Flow Metering Systems A Comprehensive Analysis of Ultrasonic vs. Thermal Mass Technologies 1. The Challenge of Flare Gas Measurement...

Thermal Mass flowmeter : Back Basics Series

Thermal Mass Flowmeter Principle for Flare Gas Comprehensive Guide: Thermal Mass Flowmeters (TMFM) Life-Cycle Principle, Design, Selection, and Field Management for Critical Applications like Flare...

Common Mistakes Engineers Make During Job Applications

Common Mistakes Engineers Make During Job Applications — How to Avoid Them Career Playbook for Engineers Common Mistakes Engineers Make During Job Applications — And Exactly How to Fix Them From...

Try our new FREE Engineering TOOLS

Material Take Off Generator (MTO)

Instrument Hook-up MTO Generator Instrument MTO Generator Generate a Consolidated Material Take Off 1. Select Instruments & Quantities Add New Type Select All Deselect All Reset Generate...

Instrument Datasheet – Comprehensive I&C Engineering Checklists for EPC Projects

Universal Instrument Datasheet — Final Self-Verification Checklist Universal Instrument Datasheet — Final Self-Verification Checklist Applies to pressure/temperature/flow/level transmitters; control...

Generate I&C Deliverables Need for Conceptual, FEED, and Detailed Design.

I&C Project Deliverables Generator (Single-File) I&C Project Deliverables Generator Layout preserved. DCS IO: FEED → “Preliminary IO Schedule — DCS”; no DCS preliminary IO in Conceptual. 1)...

SIL Determination TOOL Using Risk Matrix – IEC 61511

Interactive SIL Determination Application SIL Determination Hub Home Framework Calculator Lifecycle HomeFrameworkCalculatorLifecycle Understanding Functional Safety This application translates the...

Flow meter selection Chart

Infographic: How to Choose the Right Flow Meter The Engineer’s Guide to Flow Measurement Choosing the right flow meter is critical for efficiency, safety, and profitability. This guide...

Accuracy Calcualtor

Transmitter Accuracy Checker (SI · O&G) Transmitter Accuracy Checker SI units · Oil & Gas · IEC/ISA lens · Accuracy threshold is derived from the selected model. 1) Select Instrument &...

IEC 61508 SIL Risk Graph Tool (C/F/P/W, Low-Demand)

SIL Risk Graph Calculator · IEC 61508 (C/F/P/W) SIL Risk Graph Calculator IEC 61508 C/F/P/W method. Choose levels and click Calculate to get the resulting SIL. (Orientation aid only; validate per your...

PFDavg calculations for your Safety Instrumented Functions (SIF)

SIF PFDavg Calculator (1oo1, 1oo2, 2oo2, 2oo3) SIF PFDavg Calculator MVP Project Name SIF Tag Number Preparer Date λd Units FIT (failures / 109 hours)1/hr Changing this converts λd numbers in-place...

SIL Determination using Layer of Protection Analysis (LOPA)

Interactive LOPA & SIL Determination Tool Interactive LOPA & SIL Determination Tool Section 1: Foundational Concepts of LOPA 1.1 The Philosophy of Defense-in-Depth The core principle...

Personal Growth

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Section Title

Top30 MCQs : Analog and Digital Signals in Instrumentation Quiz

Analog and Digital Signals Quiz Analog and Digital Signals in Instrumentation Quiz Submit Quiz Quiz Results Answer Key & Review...

Top 50 MCQs : HAZOP and LOPA Quiz

HAZOP and LOPA Quiz for Process Engineers Test your knowledge as a Process Engineer. Select the best answer for each question and submit to see your score and the correct answers. 1. What is the...

Top 50 MCQs : Basic Electrical Engineering for Instrument Technicians Quiz

Top 30 MCQs: Basic Electrical Engineering for Instrument Technicians Quiz Basic Electrical Engineering Quiz For Instrument Technicians (30 Questions) Submit & See Results Reset Quiz © 2025...

Top 50 MCQs on Safety Instrumented Systems (SIS)

Safety Instrumented Systems (SIS) Quiz Top 50 MCQs on Safety Instrumented Systems (SIS) Submit Quiz...

Top 50 MCQs IEC 61508 Safety Integrity Levels (SIL) Quiz

IEC 61508 Safety Integrity Levels (SIL) – MCQ Quiz Test your knowledge of the fundamental concepts of IEC 61508 and Safety Integrity Levels. 1. What is the primary objective of the IEC 61508...

Top 50 MCQ IEC 61511 Functional Safety – Advanced MCQs

IEC 61511 Functional Safety – Advanced MCQs IEC 61511 Functional Safety – Advanced MCQs Previous Next Finish Your Final Score Restart Quiz...

Top 30 MCQs for SCADA Systems Basics Quiz

SCADA Systems Basics Quiz Test your knowledge of Supervisory Control and Data Acquisition. This quiz is for automation students and professionals. 1. What does the acronym SCADA stand for? a)...

Top 50 MCQs for Programmable Logic Controllers (PLC) Quiz

Programmable Logic Controllers (PLC) Quiz Submit Quiz Quiz Results...

Control Valves

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Cyber Security

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Functional Safety

Understanding Functional Safety: Key Principles and Lifecycle Phases

Understanding Functional Safety: Key Principles and Lifecycle Phases In our increasingly automated world, from the car you drive to the chemical plant down the road, complex systems are at the heart...

IEC 61511 Explained: Functional Safety for the Process Industry

In the high-stakes world of the process industry—where chemicals, oil and gas, pharmaceuticals, and other volatile substances are handled daily—safety is not just a priority; it’s a...

How Functional Safety Prevents Industrial Accidents

How Functional Safety Prevents Industrial Accidents In the complex and often hazardous world of industrial operations, the specter of accidents looms large. From chemical spills and equipment...

The Importance of Functional Safety in Process Industries

The Unseen Guardian: Why Functional Safety is Non-Negotiable in Process Industries In the heart of sprawling industrial landscapes, where colossal networks of pipes, vessels, and reactors hum with...

Understanding Functional Safety: Key Principles and Lifecycle Phases

Understanding Functional Safety: Key Principles and Lifecycle Phases In our increasingly automated world, from the car you drive to the chemical plant down the road, complex systems are at the heart...

What Is Functional Safety? A Beginner’s Guide to IEC 61511 & IEC 61508.

What Is Functional Safety? A Beginner’s Guide to IEC 61511 & IEC 61508   In today’s increasingly complex and interconnected industrial world, safety is paramount. While traditional safety...

Top 50 MCQs : HAZOP and LOPA Quiz

HAZOP and LOPA Quiz for Process Engineers Test your knowledge as a Process Engineer. Select the best answer for each question and submit to see your score and the correct answers. 1. What is the...

Top 50 MCQs on Safety Instrumented Systems (SIS)

Safety Instrumented Systems (SIS) Quiz Top 50 MCQs on Safety Instrumented Systems (SIS) Submit Quiz...

Section Title

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Pressure

SMART Pressure Transmitters – Top 20 Interview Q&A Explained

Top 20 SMART Pressure Transmitter Q&A Explained In the world of industrial automation and...

Common Mistakes and Errors in Pressure Measurement – Top 25 Commonly asked Interview Q&A

Common Mistakes and Errors in Pressure Measurement: Top 25 Interview Q&A Navigating the nuances...

Pressure Transmitter Zero Elevation and Suppression – Top 20 Interview Q&A

Pressure Transmitter Zero Elevation and Suppression: Top 20 Interview Q&A In the realm of...

Impulse Line Problems – Pressure : Top 20 Interview Q&A Guide

Top 20 Questions and Answers on Impulse Line Problems in Pressure Measurement For any professional...

Calibration Procedure of Pressure Transmitters – TOp 25 Interview Q&A

Pressure Transmitter Calibration Interview: The Top 25 Questions and Answers For any instrumentation...

Gauge vs Absolute vs Differential Pressure – Top 20 Interview Q&A

Top 20 Interview Questions on Gauge, Absolute, and Differential Pressure Navigating the nuances of...

Pressure Transmitter – Top 25 Commonly asked Interview Questions and Answers

Top 25 Commonly Asked Pressure Transmitter Interview Questions and Answers For anyone preparing for...

A Comprehensive 50-Question Quiz on Pressure Measurement

A Comprehensive 50-Question Quiz on Pressure Measurement Pressure Measurement Quiz Pressure...

Temperature

Temperature Gauges- Top 30 Interview Questions and Answers

Temperature Gauges – Top 30 Interview Questions & Answers | Instrunexus IN Temperature Gauges – Top 30 Interview Questions & Answers Curated for instrumentation & control engineers in...

RTD Working Principle Explained: Fundamentals, Construction & Applications

The Ultimate Guide to RTD Sensors RTD Working Principle Explained An interactive and comprehensive guide to Resistance Temperature Detectors: from fundamentals to real-world applications. 1. What is...

Understanding Thermocouples: Working Principle, Cold Junction Compensation, and Types

Understanding Thermocouples: An Interactive Guide Understanding Thermocouples An interactive guide to their working principle, types, and applications. What is a Thermocouple? Temperature is one of...

Temperature Instruments -20 Most Common Interview Questions with Answers

🔥 Basic & Conceptual Questions (1–15) What is temperature and how is it measured in process industries?➤ Temperature is the measure of thermal energy. It is measured using devices like...

Question and Answers

Pressure Instruments Loop Checking – Top 15 interview Q&A

Mastering Your Next Interview: Top 15 Pressure Instrument Loop Checking Q&As For instrumentation and control professionals, a thorough understanding of loop checking is critical for ensuring plant...

Range Calculation for Pressure Instruments – Top 10 Interview Q&A

Top 10 Pressure Instrument Range Calculation Q&As Mastering pressure instrument range calculations is a critical skill for any instrumentation professional. Whether you’re a seasoned...

Flushing Ring Use in Pressure Measurement – Top 10 interview Q&A

Top 10 Questions on Flushing Rings in Pressure Measurement In the intricate world of industrial instrumentation, a thorough understanding of every component is crucial for ensuring accurate and...

Pressure Switch Working and Settings – Top 20 Interview Q&A

Pressure Switch Perfected: Your Ultimate Guide to Top 20 Interview Questions & Answers Navigating the intricacies of pressure switch functionality and settings is a critical skill for any...

SMART Pressure Transmitters – Top 20 Interview Q&A Explained

Top 20 SMART Pressure Transmitter Q&A Explained In the world of industrial automation and process control, SMART pressure transmitters represent a significant leap forward from their analog...

Common Mistakes and Errors in Pressure Measurement – Top 25 Commonly asked Interview Q&A

Common Mistakes and Errors in Pressure Measurement: Top 25 Interview Q&A Navigating the nuances of pressure measurement is a critical skill in numerous industries, from process control and...

Pressure Transmitter Zero Elevation and Suppression – Top 20 Interview Q&A

Pressure Transmitter Zero Elevation and Suppression: Top 20 Interview Q&A In the realm of industrial instrumentation and control, a thorough understanding of pressure transmitter configurations is...

Impulse Line Problems – Pressure : Top 20 Interview Q&A Guide

Top 20 Questions and Answers on Impulse Line Problems in Pressure Measurement For any professional in the field of instrumentation and control, a thorough understanding of pressure measurement systems...

Calibration Procedure of Pressure Transmitters – TOp 25 Interview Q&A

Pressure Transmitter Calibration Interview: The Top 25 Questions and Answers For any instrumentation and control professional, a thorough understanding of pressure transmitter calibration is a...

Back To Basis

Laminar vs. Turbulent Flow: Key Concepts Every Instrumentation Student Must Understand

Comprehensive Guide to Laminar vs. Turbulent Flow Fluid Dynamics 101 Laminar Flow Turbulent Flow Calculator Implications Quiz Laminar vs. Turbulent Flow An In-Depth Guide for Instrumentation Students In the world of fluid dynamics, understanding the difference between laminar and turbulent flow is...

Volumetric vs. Mass Flow Rate: Key Differences and Applications in Fluid Systems

Understanding Flow Rate: Volumetric vs. Mass Flow In the world of fluid dynamics and process engineering, understanding flow rate is fundamental for designing, operating, and optimizing systems that deal with gases and liquids. Flow rate is a crucial parameter in several industries, including oil...

Functional Safety Explained: Key Concepts, Standards, and Applications in Industry

Introduction to Functional Safety What is Functional Safety? Functional safety refers to the part of the overall safety system that ensures the correct functioning of safety-related systems and equipment to mitigate hazardous events or failures. It ensures that processes, machinery, and systems...

Thermal Mass Flow Meter Working Principle Explained with Examples

Introduction Thermal Mass Flow Meters (TMFMs), also known as thermal dispersion or thermal flow meters, are specialized instruments used primarily for the measurement of mass flow rates of gases. Unlike other flow meters that infer mass flow from volumetric flow and density, thermal mass flow meters...

Positive Displacement Flow Meter: Working Principle, Types, and Applications Explained

1. Introduction Positive Displacement (PD) flow meters are among the most accurate types of flow measurement instruments available in the industry. Unlike other flow meters that infer flow rate based on velocity or differential pressure, PD meters measure the actual volume of the fluid passing...

Radar Level Transmitter Working Principle Explained: A Complete Guide

Interactive Guide to Radar Level Measurement Radar Level Guide Principles Technology Modulation Application Installation Full Report An Interactive Guide to Radar Level Measurement Explore the principles, technologies, and applications of modern radar level transmitters. This guide translates...

Understanding Displacer Level Transmitters: Working Principle and Industry Use Cases

Understanding Displacer Level Transmitters Displacer Level Transmitters Principle Anatomy Applications Implementation Comparison Conclusion A Deep Dive into Displacer Technology Explore the foundational principles, mechanical designs, industrial applications, and lifecycle management of one of...

RTD Working Principle Explained: Fundamentals, Construction & Applications

The Ultimate Guide to RTD Sensors RTD Working Principle Explained An interactive and comprehensive guide to Resistance Temperature Detectors: from fundamentals to real-world applications. 1. What is an RTD? RTD stands for Resistance Temperature Detector. It’s a high-precision sensor that...

Understanding Thermocouples: Working Principle, Cold Junction Compensation, and Types

Understanding Thermocouples: An Interactive Guide Understanding Thermocouples An interactive guide to their working principle, types, and applications. What is a Thermocouple? Temperature is one of the most commonly measured physical parameters in various industrial, scientific, and domestic...

Tools and Calculators

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Hazard and Risk assessments

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Process Knowledge

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