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Ashlin

post-graduate in Electronics & communication.
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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 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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How to

How to do the commissioning and testing of a PLC?

The PLCs are inevitable in automation industries, it can be considered as an electronic...
PLC

How to install a PLC and how to do the PLC wiring?

A PLC is an industrial computer that is capable to do discrete or sequential...
How to

How to do the PLC maintenance and how to select a PLC?

A PLC can be described as an advanced computer and it is used in...
PLC

What are the components of a PLC?

A PLC is a digitally operating electronic apparatus and it has a program memory...
PLC

PLC communications

How does a PLC communicate The PLC communication is needed when the application needs to...
PLC

What are the types of programming languages used in PLC?

Why is a PLC programmed? The PLC is programmed to execute certain actions, the program...
PLC

What are the different operating modes in PLC?

A PLC is can be described as a miniature industrial computer that would perform...
Instrumentation

PIPING DRAWING & TYPES OF PIPING DRAWINGS

What is a piping drawing? The main purpose of a piping drawing is to communicate...
Interview Questions

100 + PIPING INTERVIEW QUESTIONS

1. How to select a proper flange facing? A. The selection of a proper flange...
Instrumentation

What are flanges and why are they used in pipelines?

A flange is a device that can be used to connect two pipes mechanically,...
Control Valve

What is a special purpose valve and what are its types?

Table of ContentsTypes of special purpose valvesMultiport valvesWhat are the advantages of multi-port valvesFlush...
Field Instrumentation

What is a pump?

A pump can be described as a device that can transfer or raise the...
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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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