Several different technologies exist for the conversion of fluid pressure into an electrical signal response.…
Textbook
An exciting development in industrial instrumentation is the WirelessHART radio communication standard,…
Textbook
The final element of PID control is the “D” term, which stands for derivative. This is a calculus…
Textbook
Any physical location in an industrial facility harboring the potential of explosion due to the presence of…
Textbook
RTDs are completely passive sensing elements, requiring the application of an externally-sourced electric…
Textbook
Regulating the electric power sent to an electric motor is a task performed by high-speed switching…
Textbook
A powerful mathematical concept useful for analyzing practically any physical system – electrical…
Textbook
Impedance in a series circuit is the orthogonal sum of resistance and reactance: \[Z = \sqrt{R^2 + (X_L -…
Textbook
Programmable logic controllers are essentially nothing more than special-purpose, industrial computers. As…
Textbook
When I began teaching full-time in 1998, most of what I thought I understood about good teaching was actually…
Textbook
A positive displacement flowmeter is a cyclic mechanism built to pass a fixed volume of fluid through with…
Textbook
Process analyzers measure the concentration of specific substances for the purpose of measuring and/or…
Textbook
Nearly every technical course teaches and tests students on definitions, basic concepts, and at least some…
Textbook
Recall that an exothermic chemical reaction is one that releases a net sum of energy, as opposed to an…
Textbook
Any conductor possesses a characteristic called inductance: the ability to store energy in the form of a…
Textbook
A completely different way of measuring liquid level in vessels is to bounce a traveling wave off the surface…
Textbook
Area refers to the size of two-dimensional surface. Volume refers to the size of a three-dimensional space. To…
Textbook
There are multiple motives for compromising the security of an industrial control system, some of which…
Textbook
Imagine a liquid-level control system for a vessel, where the position of a level-sensing float directly sets…
Textbook
Valve actuators provide force to move control valve trim. For precise positioning of a control valve, there…
Textbook
Facebook
Google
GitHub
Linkedin