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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...

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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

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Control Valves

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Cyber Security

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Functional Safety

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Pressure

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Temperature

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Question and Answers

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...

Pressure Gauges – Top 30 Interview Questions and Answers

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

Top 30 Bow Tie Analysis Interview Questions and Answers

Top 50 Bow Tie Analysis Interview Questions and Answers Top 50 Bow Tie Analysis Interview Questions and Answers I. Fundamental Concepts 1. What is a Bow Tie analysis? A Bow Tie analysis is a **visual...

Top 30 HAZOP (Hazard and Operability Study) interview questions and answers

Top 50 HAZOP Interview Questions and Answers Top 50 HAZOP Interview Questions and Answers I. Fundamental Concepts 1. What is a HAZOP study? A HAZOP (Hazard and Operability Study) is a **structured and...

loop diagrams preparation and troubleshooting : 20 important Interview questions and answers

Loop Diagram Fundamentals Loop Diagram Fundamentals Your complete guide to understanding, preparing, and troubleshooting instrumentation loops. Loop Diagram Preparation 1. What is a loop diagram? A...

Impulse Lines Demystified: 50 Expert Q&As for Instrumentation Engineers

Impulse Line Installation — 50 Q&A (Pressure, DP, Level, Flow) Impulse Line Installation — 50 Q&A Pressure • Differential Pressure • Level • Flow — Practical guidance for oil & gas field...

Foundation Fieldbus Simplified: 20 Must-Know Q&As for Instrumentation Professionals

Foundation Fieldbus FAQ Foundation Fieldbus A comprehensive FAQ guide covering the core concepts of the Foundation Fieldbus communication protocol. 1. What is Foundation Fieldbus? Foundation Fieldbus...

LOPA (Layer of Protection Analysis) : Top 50 Interview Questions and Answers

LOPA (Layer of Protection Analysis) – 50 Common Interview Questions LOPA (Layer of Protection Analysis) Top 50 Interview Questions & Answers © 2025 Instrunexus. All Rights Reserved...

Back To Basis

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Tools and Calculators

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Hazard and Risk assessments

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Process Knowledge

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