Perhaps the most important rule to obey when using pneumatic instruments is to maintain clean and dry…
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The dispersion of visible light into its constituent colors goes all the way back to the 17th century with…
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Data-processing modules within FF systems are known as function blocks. Sometimes these blocks serve merely to…
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Regardless of valve type, all stem-actuated control valves require some form of seal allowing motion of the…
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A unique form of technical diagram for describing the abstract functions comprising a control system (e.g. PID…
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Disconnect Switches Disconnects are switches designed to isolate sections of a power system in case of damage…
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AC induction motors are based on the principle of a rotating magnetic field produced by a set of stationary…
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Recall that an exothermic chemical reaction is one that releases a net sum of energy, as opposed to an…
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A machine in the broad sense of the word is any device designed to translate some form of energy into useful…
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In reliability engineering, it is important to be able to quantity the reliability (or conversely, the…
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A level switch is one detecting the level of liquid or solid (granules or powder) in a vessel. Level switches…
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Shown here is a partial listing of principles applied in the subject matter of this chapter, given for the…
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At the root of successful system diagnosis is a rigorous adherence to scientific reasoning. There exists no…
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The efficient identification and correction of instrument calibration errors is an important function for…
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Three-phase AC is the dominant mode of electric power generation and distribution in modern societies.…
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All substances are comprised of various elements in various combinations and proportions. Elements may thus be…
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Up until this point, we have explored various types of instrumentation diagram, each one making reference to…
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Many liquid substances undergo a process whereby their constituent molecules split into positively and…
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A number of different sensors used in instrumentation generate DC voltage signals proportional to the process…
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A proximity switch is one detecting the proximity (closeness) of some object. By definition, these switches…
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