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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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Electrical

What are DOL starters and their working principle?

Table of ContentsWhat is DOL Starter?Connection Diagram of DOL StarterWorking principle of DOL Starter3-Phase...
Communication

MODBUS SERIAL VS MODBUS TCP/IP

Table of ContentsWhat is a MODBUS?How does a MODBUS work?What are the major types...
Instrumentation

What is instrument cable shielding?

Instrument cable parts
Automation

Various levels of HMI screens involved in a process plant?

Table of ContentsWhat is an HMI display?What are the major functions of an HMI...
Automation

What is HMI and How ASM standards are used in HMI?

Table of ContentWhat is an HMI?What are the benefits of HMI?What are the major...
Control Valve

What is valve packing?

Table of ContentsWhat is valve packing and the importance of valve packing?How to do...
Valves

What is a pressure relief valve?

Table of ContentsWhat is a safety valve and relief valve?What are the major types...
Valves

What is a check valve and how does it operate?

Table of ContentsWhat are the major types of check valves?Swing check valveAdvantages of swing...
Valves

What are the types of valves used in process control?

Table of ContentsWhat is a valve?What are the major functions of the valve?What are...
Automation

Comparison between PLC, DCS, and SCADA

Table of ContentsWhat is a PLC control system and how does it operate?Advantages of...
Electrical

Difference between active power, reactive power, and apparent power

Table of ContentsWhat is meant by Electrical power?What is meant by DC power?What is...
Instrumentation

What is manifold and types of manifolds and application of manifolds in Instrumentation?

Table of ContentsWhat are the major functions of a manifold and when should we...
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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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