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Sivaranjith

Instrumentation Engineer
Instrumentation Questions

Test Your Knowledge: Instrument Logic Diagram Quiz Based on Real DCS to MCC Logic Diagram

This advanced quiz is for professionals and students who want to learn how to read Instrument Logic Diagrams (ILDs) in process control systems. The questions test your ability to understand interlocks, permissives, start/stop logic, flip-flop latching, timer delays, and field feedback integration by using...
Control System

How to Read a DCS Cascade Control Loop Diagram: A Complete Guide with Example

Table of ContentsWhat is a Loop Diagram?What is Cascade Control?Purpose of a DCS Cascade Loop DiagramExample System: Fresh Feed Flow Control to a Process UnitProcess Description: Control Strategy and SequenceDetailed Breakdown of Each Component in the DiagramUnderstanding Signal Flow and Terminal PointsImportance of the...
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Instrumentation

What is sensor trim in a smart transmitter?

In a conventional analog electronic process transmitter typically have only two calibration adjustments: one...
Control Valve

Pneumatic vs Electrical actuators

The main difference between pneumatic and mechanical actuators is their working speed. The two...
PLC

PLC learning series 16: PLC Documentation

Documentation is the process of orderly collection and record of data about machines or...
Control Valve

How to select an actuator for valve?

The actuator is an essential part of the control valve, which drives the control...
How to

What is Megger Test? How to do Megger Test/Insulation Resistance for Transformer?

Table of ContentsWhat is Megger Test?Working Principle of Megger TestingWhat is the acceptable Megger...
Analytical Instrumentation

What are the different types of NDT tests?

NDT test is a method to find the possibility of defects and the characteristics of...
PLC

PLC Learning series 15: Applications – Level measurement

Consider a simple application of water tank level measurement application using sensors. We put one...
SIS/ESD

What is HIPPS?

HIPPS: HIPPS is part of the Safety Instrumented System (SIS) to avoid overpressure by shutting...
Instrumentation

4 Common mistakes in Instrumentation sensor selection

Instrumentation and control engineering deals with the measurement and control systems which are crucial...
Control System

Filters used in air Compressors

Compressors in process industries deal with compressing and storing compressed air to be distributed...
Control System

What is Well Head Control Panel?

What is Well Head Control Panel? Well Head Control Panel (WHCP) is used to monitor...
Electrical

What is earth resistivity?

The "earth resistivity"  is a fundamental parameter that influences an electrode system's earth resistance...
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Instrumentation Questions

Test Your Knowledge: Instrument Logic Diagram Quiz Based on Real DCS to MCC Logic Diagram

This advanced quiz is for professionals and students who want to learn how to...
Control System

How to Read a DCS Cascade Control Loop Diagram: A Complete Guide with Example

Table of ContentsWhat is a Loop Diagram?What is Cascade Control?Purpose of a DCS Cascade...
PLC

Step-by-Step PLC Ladder Logic for Automatic Liquid Mixing Process with Interlocks

Table of ContentsWhy Liquid Mixing Needs AutomationProcess OverviewPLC I/O Address AssignmentLadder Logic Design (Step-by-Step...
Calibration

Why Calibrating your Calibrators is Critically Important: Accuracy, Compliance and ISO 17025 and NIST Traceability

Table of ContentsRole of Calibrators in Process IndustryWhy Calibrating Calibrators are Important ?Importance of...

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