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Chemical Reactor Temperature Control Example

Textbook

Sometimes we encounter a diversity of instrument signal standards in…

Legal Code

Textbook

Creative Commons Attribution 4.0 International Public License By…

Valve Packing

Textbook

Regardless of valve type, all stem-actuated control valves require…

Displacement and Displacer Level Instrumentation

Textbook

Displacer level instruments exploit Archimedes’ Principle to…

Instrument and Process Equipment Symbols

Textbook

This section shows some of the many instrument symbols found in…

Comparison of Op-Amp Circuits With Analogous Pneumatic Mechanisms

Textbook

Self-balancing pneumatic instrument mechanisms are very similar to…

Safety Instrumented Functions and Systems

Textbook

A Safety Instrumented Function, or SIF, is one or more components…

Advantages and Disadvantages of Pneumatic Instruments

Textbook

The disadvantages of pneumatic instruments are painfully evident to…

Analyzer Sample Systems

Textbook

Some analyzers measure the composition of a process stream by directly…

Pilot Valves and Pneumatic Amplifying Relays

Textbook

Self-balancing mechanisms consisting solely of a baffle/nozzle…

Dampers and Louvres

Textbook

A damper (otherwise known as a louvre) is a multi-element flow control…

Wastewater Disinfection Example

Textbook

The final step in treating wastewater before releasing it into the…

Pressure Sensor Accessories

Textbook

Multiple accessories exist for pressure-sensing devices to function…

Pipe and Pipe Fittings

Textbook

Pipe is a hollow structure designed to provide an enclosed pathway for…

Pneumatic PID Controllers

Textbook

A pneumatic controller receives a process variable (PV) signal as a…

Self-regulating, Integrating, and Runaway Process Characteristics

Textbook

Perhaps the most important rule of controller tuning is to know the…

Split-range Control

Textbook

There are many process control applications in the industry where it…

What are Simple Machines?

Textbook

A machine in the broad sense of the word is any device designed to…

Self-balancing Pneumatic Instruments Principles

Textbook

A great many precision instruments use the principle of balance to…

Control Valve Sizing

Textbook

When control valves operate between fully open and fully shut, they…

Fundamental Principles of Industrial Instrumentation

Textbook

Shown here is a partial listing of principles applied in the subject…

Basics of pH Measurement in Industrial Control

Textbook

Hydrogen ion activity in aqueous (water-solvent) solutions is a very…

Teaching Technical Practices (Labwork)

Textbook

Labwork is an essential part of any science-based curriculum. Here,…

Analyzer Sample Systems

Textbook

Some analyzers measure the composition of a process stream by directly…

Error Corrections

Textbook

Abdelaziz, Ahmed (June 2014) Identified numerous typographical errors…

Digital Data Communication Theory

Textbook

One of the great benefits of digital technology is the ability to…

What is Internet Protocol (IP)?

Textbook

I remember first learning about the world-wide Internet, and wondering…

Understanding the Calculus Concepts of Differentiation and Integration

Textbook

The following animation shows the calculus concepts of differentiation…

True Mass Flowmeters

Textbook

Many traditional flowmeter technologies respond to the volumetric flow…

Glossary of Cyber-security Terms

Textbook

Cyber-security seems to have its own vocabulary, ranging from unwieldy…

Functional Diagrams: the Flow of Information within a Control System

Textbook

A unique form of technical diagram for describing the abstract…

Polyphase AC Power

Textbook

“Polyphase” means “many phases,” describing a…

Fluid Power Systems

Textbook

Given the ability of pressurized fluids to transmit force over long…

Practical PID Controller Features

Textbook

In order for any PID controller to be practical, it must be able to do…

Force-balance Pressure Transmitters

Textbook

An important legacy technology for all kinds of continuous measurement…

Instruction List (IL) Programming

Textbook

(Will be addressed in future versions of this book)

Derivative (Rate) Control

Textbook

The final element of PID control is the “D” term, which…

Control Valve Actuators

Textbook

The purpose of a control valve actuator is to provide the motive force…

Variable-area Flowmeters

Textbook

An variable-area flowmeter is one where the fluid must pass through a…

Conservation Laws

Textbook

The Law of Mass Conservation states that matter can neither be created…