Basic Components Common to all Radio Systems

Textbook

“Radio” systems use electromagnetic fields to communicate…

References

Textbook

Lipták, Béla G. et al., Instrument Engineers’ Handbook – Process…

FOUNDATION Fieldbus H1 Protocol Physical Layer

Textbook

Layer 1 of the OSI Reference Model is where we define the…

Structured Text (ST) Programming

Textbook

(Will be addressed in future versions of this book)

Periodic Table of the Ions

Textbook

Rotating Magnetic Fields in Three-phase AC Induction Motors

Textbook

The following animation shows how the “rotating” magnetic…

Differential (87) Current Protection

Textbook

One of the fundamental laws of electric circuits is Kirchhoff’s…

Force-balance Pressure Transmitters

Textbook

An important legacy technology for all kinds of continuous measurement…

Laminar Flowmeters

Textbook

A unique form of differential pressure-based flow measurement deserves…

AC Motor Braking

Textbook

There are several different methods useful for causing an AC induction…

EIA/TIA-232, 422, and 485 Networks

Textbook

Some of the simplest types of digital communication networks found in…

Equivalent Series and Parallel Circuits

Textbook

Impedance in a series circuit is the orthogonal sum of resistance and…

Mathematical Problem-solving Techniques

Textbook

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

What is Electrical Power?

Textbook

Since we often use electricity to convey energy from one location to…

Instrument and Process Equipment Symbols

Textbook

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

Relation Control

Textbook

A control strategy similar to ratio control is relation control. This…

Introduction to Inductors and Inductance

Textbook

Any conductor possesses a characteristic called inductance: the…

Assessing Student Learning

Textbook

As a general rule, high achievement only takes place in an atmosphere…

Process Flow Diagrams

Textbook

To show a practical process example, let’s examine three…

Boiler Water Level Control System Example

Textbook

Steam boilers are very common in industry, principally because steam…

Limit Switches

Textbook

A limit switch detects the physical motion of an object by direct…

Hand Switches and Stackable Switches

Textbook

A hand switch is exactly what the name implies: an electrical switch…

Introduction to Inductors and Inductance

Textbook

Any conductor possesses a characteristic called inductance: the…

What is Internet Protocol (IP)?

Textbook

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

Teaching Diagnostic Principles and Practices

Textbook

Diagnostic ability is arguably the most difficult skill to develop…

Phasor Analysis of Transformer Circuits

Textbook

Three-phase AC is the dominant mode of electric power generation and…

National Institute of Standards and Technology (NIST) Traceability

Textbook

As defined previously, calibration means the comparison and adjustment…

Elementary Thermodynamics

Textbook

Thermodynamics is the study of heat, temperature, and their related…

Weighfeeders

Textbook

A special type flowmeter suited for powdered or granular solids is the…

Zero and Span Adjustments (Analog Instruments)

Textbook

The purpose of calibration is to ensure the input and output of an…

Root Mean Square (RMS) Quantities

Textbook

It is often useful to express the amplitude of an alternating quantity…

Supervisory Control

Textbook

In a manually-controlled process, a human operator directly actuates…

Differential Pressure Transmitters

Textbook

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

Differential (87) Current Protection

Textbook

One of the fundamental laws of electric circuits is Kirchhoff’s…

Scientific System diagnosis and Scientific Reasoning

Textbook

At the root of successful system diagnosis is a rigorous adherence to…

What is Hydrostatic Pressure?

Textbook

A vertical column of fluid generates a pressure at the bottom of the…

VSD and VFD Motor Drive Features

Textbook

Modern DC and AC motor drives provide features useful when using…

Control Valve Sizing

Textbook

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

ANSI/IEEE Function Number Codes

Textbook

In the United States, the ANSI and IEEE organizations have…

Digital Representation of Text

Textbook

Binary patterns are not just able to represent numerical values. Given…

Transmission Control Protocol (TCP) and User Datagram Protocol (UDP)

Textbook

At the next OSI Reference Model layer (layer 4) is a set of protocols…