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Areej

https://automationforum.co
Control Valve

Control Valve Passing Even When Fully Closed: Causes, Symptoms, Troubleshooting and Solutions

Table of ContentsUnderstanding Control Valve Passing and Why It HappensWhat Does It Mean When a Control Valve Is Passing?How a Control Valve Should Close Under Normal ConditionsCommon Symptoms of a Passing Control ValveMajor Causes of Control Valve PassingControl Valve Shutoff Performance by Valve TypeHow...
Instrumentation Calculators

Instrument Range Calculator | Calculate Span, Rangeability, Turndown Ratio & Calibration Range

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Interview Questions

PLC Interview Questions with Answers Part 1

In this session we are gonna discuss about some PLC Interview Questions with Answers and...
Electrical

Different types of time delay relays

Introduction Time delay devices are used for delaying the start-up, shutdown, recycling, or continuation of...
Electrical

Time delay relays

Introduction The time delay relays are special purpose relays or logic components that have some...
Instrumentation

Working of Dead Weight Tester

Description The dead weight tester apparatus consists of a chamber that is filled with oil-free...
Electrical

Basics of Motor Control

Introduction The energy distribution systems used in large commercial and industrial applications can be complex....
Electrical

Introduction to Induction Motor

Introduction One of the most common electric motors used in most applications is known as...
Instrumentation

What is an annunciator ?

INTRODUCTION The purpose of an alarm system (annunciator) is to bring attention to an abnormal...
Electrical

Introduction to Electrical Power Transformer

Definition of Transformer A transformer is a static machine used for transforming power from one circuit to...
Electrical

What is Microprocessor Based Relay?

Introduction Microprocessor relays provide many functions that were not available in electromechanical or solid-state designs....
Condition Monitoring

Introduction to Vibration measuring devices

Table of ContentsDefinitionUnits of VibrationSome effects of VibrationVibration-measuring devicesStroboscope MethodReed VibrometerSeismic-Mass TransducerVibration measuring instruments,...
Communication

Difference between VLAN and VPN

Introduction A local area network is defined as a computer network that is in the...
Instrumentation

Hazardous Areas and Zonal Classification

Introduction A HAZARDOUS area / environment may be potentially prone to: • An accident • The creation...
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Latest articles

Control Valve

Control Valve Passing Even When Fully Closed: Causes, Symptoms, Troubleshooting and Solutions

Table of ContentsUnderstanding Control Valve Passing and Why It HappensWhat Does It Mean When...
Instrumentation Calculators

Instrument Range Calculator | Calculate Span, Rangeability, Turndown Ratio & Calibration Range

<!-- Google Fonts (safe to keep as a inside a WordPress "Custom HTML"...
Communication

Profibus PA Communication Problems: Causes, Symptoms and Troubleshooting Guide

Table of ContentsOverview of Profibus PA Communication Challenges What is Profibus PA Communication?Definition of Profibus...
Engineering

FAT vs SAT vs SIT: Three Critical Tests That Determine Whether Your Plant Is Truly Ready for Startup

Table of ContentsIntroductionPurpose of Factory Acceptance TestingFactory Acceptance Test ObjectivesFactory Acceptance Test ObjectivesPLC FAT...