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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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Communication

Industrial Control Area Network (CAN)

Communication networks are used in the process industry to exchange information between sensors, actuators...
Process Control

What is offset in Process control?

First off all offset occurs on proportional control systems, it is the difference between...
Automation

Human Machine Interface Alarms (HMI Alarms)

HMI as the name represents, it is the interface between the human technician and...
Control Valve

How to avoid cavitation in control valve?

What is cavitation in control valve? Cavitation is phenomenon caused to boil or bubble formation...
Instrumentation

Difference between Conventional transmitters and Smart transmitter

Transmitters are essential components in the process industry. And change is inevitable in the...
PLC

PLC learning series 14: Ladder logic Instructions

PLC ladder logic programming language is a collection of many instruction sets. To become...
Instrumentation

Preventive maintenance for compressor

Compressor preventive maintenance should be carried out periodically considering the operation of the compressor...
Control Valve

What is LO or LC in valves?

"Open/closed lock valve or open / closed valve car seal" is not a form...
Analytical Instrumentation

What is Flow Injection Analysis (FIA)?

What is FIA? FIA (Flow Injection Analysis) is a technique with widespread application in quantitative...
Instrumentation

What is Alarm management?

What is alarm management? In a process plant environment controlled by an operator using a...
Control Valve

Double-check valve / Shuttle valve

What is double-check valve? Double-check valves are used to direct air flows from either of...
PLC

PLC learning Series 13: Counters in PLC

What is Counter? Counter is an element designed simply to count events in PLC, however,...
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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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