Learning is not merely a process of information transfer. It is first and foremost a transformation of…
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Instrument technicians should not have to concern themselves over the programming details internal to digital…
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Few areas of mathematics are as powerfully useful in describing and analyzing the physical world as calculus:…
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The following animation shows how the “rotating” magnetic field of a three-phase AC induction…
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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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Data-processing modules within FF systems are known as function blocks. Sometimes these blocks serve merely to…
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Control strategies such as cascade, ratio, feedforward, and those containing limit and selector functions can…
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Creative Commons Attribution 4.0 International Public License By exercising the Licensed Rights (defined…
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Sensors used to measure vibration come in three basic types: displacement, velocity, and acceleration.…
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The vast majority of modern process transmitters (both analog and digital) come equipped with a feature known…
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Many traditional flowmeter technologies respond to the volumetric flow rate of the moving fluid.…
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The transformer is one of the most important components in all of AC circuitry. Principally used to…
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A very common form of on/off valve used for pneumatic and hydraulic systems alike is the solenoid valve. A…
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A much simpler alternative to continuous vibration sensors (displacement or acceleration) and monitoring…
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Level gauges are perhaps the simplest indicating instrument for liquid level in a vessel. They are often found…
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Some problem-solving techniques are unique to quantitative problems, involving mathematical calculations. In…
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The most popular form of signal transmission used in modern industrial instrumentation systems (as of this…
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Like so many other industrial data networks, FOUNDATION Fieldbus is an “unswitched” or…
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While 50 and 51 (instantaneous and time overcurrent) relay functions monitor line current magnitude and guard…
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In the United States, the most common language used to program PLCs is Ladder Diagram (LD), also known as…
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