Process analyzers measure the concentration of specific substances for…
A Safety Instrumented Function, or SIF, is one or more components…
Any physical location in an industrial facility harboring the…
Disturbances in the liquid tend to complicate liquid level…
Feedback Control System Components Before we begin our discussion on…
Perhaps the simplest form of solid or liquid level measurement is with…
Capacitors store energy in electric fields, proportional to the square…
Circuit breakers used in residential, commercial, and light industrial…
Any conductor possesses a characteristic called inductance: the…
A very common method for directly controlling low flow rates of fluids…
To understand just how different FOUNDATION Fieldbus is from other…
The final step in treating wastewater before releasing it into the…
Electrical power grids primarily consist of three-phase AC circuits.…
Classical mechanics (often called Newtonian mechanics in honor of…
Since we often use electricity to convey energy from one location to…
Some self-powered (4-wire) analog electronic transmitters are designed…
(Will be addressed in future versions of this book)
A sliding-stem valve body is one where the moving parts slide with a…
Calculus has a reputation for being difficult to learn, and with good…
A chemical reaction resulting in a net release of energy is called…
A simple control system drawn in block diagram form looks like this:…
An on/off valve is the fluid equivalent of an electrical switch: a…
A variety of technologies exist to measure the quantity of stored…
