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Digital Representation of Text

Textbook

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

Open-ended, Shorted and Properly Terminated Transmission Lines

Textbook

Many years ago, when I was first learning about electricity, I…

Diagnosing Feedback Control Problems

Textbook

Negative feedback systems, in general, tend to cause confusion for…

Calibration Errors and Testing

Textbook

The efficient identification and correction of instrument calibration…

On/off Control (Bang-bang Control)

Textbook

Once while working as an instrument technician in an aluminum foundry,…

Common Educational Fallacies

Textbook

When I began teaching full-time in 1998, most of what I thought I…

Non-dispersive Luft Detector Spectroscopy

Textbook

Non-dispersive analysis, while newer in discovery than dispersive…

Relation Control

Textbook

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

Practical PID Controller Features

Textbook

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

Industrial Instrumentation Summary for Teachers

Textbook

To summarize some of the key points and concepts for teaching: Do not…

Ethernet networks: Repeaters, Cabling and Switching Hubs

Textbook

An engineer named Bob Metcalfe conceived the idea of Ethernet in 1973,…

Using Manometers for Measuring Pressure

Textbook

A very simple device used to measure pressure is the manometer: a…

4-wire “Passive” Versus “Active” Output Transmitters

Textbook

Some self-powered (4-wire) analog electronic transmitters are designed…

Equivalent Series and Parallel Circuits

Textbook

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

Policy-based Fortifications

Textbook

These fortifications focus on human behavior rather than system design…

Actuator Bench-set

Textbook

Valve actuators provide force to move control valve trim. For precise…

Single-line Electrical Diagrams

Textbook

Electrical power grids primarily consist of three-phase AC circuits.…

Sliding-stem Valves

Textbook

A sliding-stem valve body is one where the moving parts slide with a…

Stoichiometry and the Law of Mass Conservation

Textbook

Stoichiometry is the accounting of atoms before and after a chemical…

Problem-solving by Simplification

Textbook

A whole class of problem-solving techniques focuses on altering the…