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EIA/TIA-232, 422, and 485 Networks

Textbook

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

Hand Switches and Stackable Switches

Textbook

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

Active Reading and Outlining Documentation

Textbook

Learning from reading printed text is a kind of problem-solving…

The Concept of Integration

Textbook

Suppose we wished to measure the consumption of propane over time for…

Proportional-only Offset

Textbook

A fundamental limitation of proportional control has to do with its…

Common Control Valve Problems

Textbook

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

Equivalent Series and Parallel Circuits

Textbook

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

ANSI/IEEE Function Number Codes

Textbook

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

Standardized Volumetric Flow

Textbook

The majority of flowmeter technologies operate on the principle of…

Safety Gas Analyzers

Textbook

Process analyzers measure the concentration of specific substances for…

How Derivatives and Integrals Relate to One Another

Textbook

First, let us review some of the properties of differentials and…

Radiation Level Measurement

Textbook

Certain types of nuclear radiation easily penetrates the walls of…

The International System of Units

Textbook

The very purpose of physics is to quantitatively describe and explain…

Valve Packing

Textbook

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

FOUNDATION Fieldbus Design Philosophy

Textbook

To understand just how different FOUNDATION Fieldbus is from other…

Physics and Chemistry Terminology and Definitions

Textbook

Atom: the smallest unit of matter that may be isolated by chemical…

Level Switches

Textbook

A level switch is one detecting the level of liquid or solid (granules…

Rotating Phasor in Three-dimensional Form

Textbook

The following animation shows a rotating phasor in three-dimensional…

Flow Measurement from Differential Pressure

Textbook

Take for instance the problem of measuring fluid flow through a pipe.…

Control Valve Characterization

Textbook

Control valves are supposed to deliver reliable, repeatable control of…