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Areej

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Instrumentation Questions

Safety PLC Basics in Process Industries: 25 Advanced MCQs on Functional Safety, SIL and SIS

Safety PLC Quiz Introduction Safety Programmable Logic Controllers play an important role in protecting personnel, equipment and industrial processes from hazardous operating conditions. In process industries, Safety PLCs form part of the Safety Instrumented System, executing Safety Instrumented Functions designed to reduce identified risks. Understanding...
PLC

Best AI Tools for PLC Programming: ChatGPT vs Claude vs PLC AI Agents

Table of ContentsWhat Is AI Based PLC Programming and How Does It Work?How AI Is Changing Industrial PLC ProgrammingTypes of AI Tools Available for PLC ProgrammingBest AI Tools for PLC ProgrammingAI Tools for PLC Programming Comparison: Features and CompatibilityAI Ladder Logic vs Structured Text...
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Electrical

What motor bearings do?

Introduction The main function of motor bearings is to reduce friction and wear on rotating...
Communication

What is an OPC or Open process control?

What is OPC? OPC means "Open process control" or "Open platform communications" It is a standard...
Electrical

Introduction to Alternating Current

Introduction AC stands for Alternating Current and is symbolised by “~”. This current alternates both...
Electrical

Difference between the Rotor and the Stator

Introduction The stator and rotor both are the parts of the electrical motor. The significant difference...
Control System

What is a PID control action?

TWhat is a controller and why is it required in a process system?What is...
Condition Monitoring

Theory of Vibration sensors

Introduction Sensors used to measure vibration come in three basic types: displacement, velocity, and acceleration....
Instrumentation

Advantages/disadvantages of Pneumatic & Hydraulic Actuators

Pneumatic Actuators A set of devices into with one or more pneumo engines, which are determined...
Electrical

Fuse and Types of Fuses

What is a Fuse: The fuse is an electronic device, which is used to protect...
Electrical

What is Marshalling Cabinet or Marshalling Panel?

What is the purpose of marshalling cabinets? Marshalling means grouping of I/O. The marshalling panel...
PLC

Guidelines for PLC wiring

Introduction The PLC – programmable logic controller – is an industrialised computer designed specifically for...
Flow Measurement

What is Laser Doppler anemometer

Introduction  The Doppler effect is a method to measure linear velocity. When a narrow laser...
Interview Questions

PLC Interview Questions with Answers Part 2

This session is the continuation of  PLC Interview Questions with Answers Part 1 This...
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Instrumentation Questions

Safety PLC Basics in Process Industries: 25 Advanced MCQs on Functional Safety, SIL and SIS

Safety PLC Quiz Introduction Safety Programmable Logic Controllers play an important role in protecting personnel,...
PLC

Best AI Tools for PLC Programming: ChatGPT vs Claude vs PLC AI Agents

Table of ContentsWhat Is AI Based PLC Programming and How Does It Work?How AI...
PLC

PLC Analog Output Wiring Procedure: 4 to 20 mA and 0 to 10 V in Process Automation

Table of ContentsUnderstanding PLC Analog Output Wiring for 4 to 20 mA and 0...
Instrumentation Calculators

Thermocouple Extension Cable Selection: Types, Colour Codes, Insulation and Resistance Calculation

Table of ContentsWhat Is Thermocouple Extension Cable and Why Is Correct Selection Important?Thermocouple Extension...