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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...

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...
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What are the parts of control valves and what are the accessories used in control valves

Why do we need control valves Control valves are used to control the flow...

72 PLC Interview Questions (2024)

1. What is PLC? Programmable logic controllers, also called programmable controllers or PLCs, are solid-state...

What is HIPPS?

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

Double-check valve / Shuttle valve

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

what is an electric pump and what are its applications

What is a pump A pump is used to transfer liquid from source to...

What is a varistor its types and working

A varistor is a semiconductor device that is used for the clipping ‘noise spikes’...

What is ESDV (Emergency shutdown Valve)? How ESD valve works?

What is ESDV (Emergency shutdown Valve)? ESD valves are used to isolate the facilities...

What is Circuit breaker? Types of circuit breaker

Introduction to the circuit breaker An electrical power system is very complex, in order to...

What is Cable routing?

What is cable routing? Cable routing is a structure used to protect the cable from...

What is a surge arrester and how can it eliminate over-voltages

What is a surge arrester A surge arrester is a device which is used to...

What is Snap acting relay?

What is snap acting relay? Snap acting relay senses the supply pressure and changes the...

Solenoid Valve Functional Testing

Here we look at, how functional test is done for solenoid valve using instrument...

Latest articles

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...

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...

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...

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...