Categories

Pressure Sensor Accessories

Textbook

Multiple accessories exist for pressure-sensing devices to function…

Pressure Sensor Accessories

Textbook

Multiple accessories exist for pressure-sensing devices to function…

Rotary-stem Valves

Textbook

A different strategy for controlling the flow of fluid is to insert a…

Common Control Valve Problems

Textbook

Valves can experience a number of problems, most of them either…

Valve Failure Modes

Textbook

An important design parameter of a control valve is the position it…

Introduction to Power System Automation

Textbook

Those familiar with industrial instrumentation will find much within…

Differential Pressure Transmitters

Textbook

One of the most common, and most useful, pressure measuring…

Velocity-based Flowmeters

Textbook

The Law of Continuity for fluids states that the product of mass…

Control Valve Sizing

Textbook

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

Legal Code

Textbook

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Ratio Control

Textbook

Most people reading this book have likely had the experience of…

Control Valve Actuators

Textbook

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

Wastewater Disinfection Example

Textbook

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

Safety Instrumented Functions and Systems

Textbook

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

Fluid Mechanics

Textbook

A fluid is any substance having the ability to flow: to freely change…

Self-regulating, Integrating, and Runaway Process Characteristics

Textbook

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

Valve Packing

Textbook

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

Solenoid Valves

Textbook

A very common form of on/off valve used for pneumatic and hydraulic…

Displacement and Displacer Level Instrumentation

Textbook

Displacer level instruments exploit Archimedes’ Principle to…

Analysis of Practical Pneumatic Instruments

Textbook

To better understand the design and operation of self-balancing…

Basics of Electrical Current

Textbook

Current is the name we give to the motion of electric charges from a…

Tube and Tube Fittings

Textbook

Tube, like pipe, is a hollow structure designed to provide an enclosed…

Basics of pH Measurement in Industrial Control

Textbook

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

Analog Electronic PID Controllers

Textbook

Constructing PID control systems using discrete components is a…

FOUNDATION Fieldbus H1 Protocol Device Configuration and Commissioning

Textbook

Fieldbus devices require far more attention in their initial setup and…

Self-regulating, Integrating, and Runaway Process Characteristics

Textbook

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

Fluid Power Systems

Textbook

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

Common Control Valve Problems

Textbook

Valves can experience a number of problems, most of them either…

Mathematical Problem-solving Techniques

Textbook

Some problem-solving techniques are unique to quantitative problems,…

Flow Switches

Textbook

A flow switch is one detecting the flow of some fluid through a pipe.…

Loop Diagrams (Loop Sheets)

Textbook

Finally, we arrive at the loop diagram (sometimes called a loop sheet)…

Legal Code

Textbook

Creative Commons Attribution 4.0 International Public License By…

AC Motor Speed Control

Textbook

AC induction motors are based on the principle of a rotating magnetic…

The Difference Between Series and Parallel Circuits

Textbook

In addition to Ohm’s Law, we have a set of rules describing how…

Calibration Errors and Testing

Textbook

The efficient identification and correction of instrument calibration…

Human-Machine Interfaces (HMIs)

Textbook

Human-machine interfaces, or HMIs, are a critical part of nearly all…

Metric Prefixes and Prefix Scale

Textbook

Variable-area Flowmeters

Textbook

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

Introduction to Capacitors and Capacitance

Textbook

Capacitance Any two electrical conductors separated by an insulating…

Continuous Float Level Transmitters

Textbook

Perhaps the simplest form of solid or liquid level measurement is with…

Basics of Bridge Circuits

Textbook

A bridge circuit is basically a pair of voltage dividers where the…