The simple PLC ladder diagram (LD) commands consist of contacts and coils, arranged in sequences that mimic…
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There is much to be said for neatness of assembly in electrical signal wiring. Even though the electrons…
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Sensors used to measure vibration come in three basic types: displacement, velocity, and acceleration.…
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One of the fundamental laws of electric circuits is Kirchhoff’s Current Law, which states the algebraic…
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Much has been written about the benefits of robust PID control. Increased productivity, decreased equipment…
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Perhaps the most important rule to obey when using pneumatic instruments is to maintain clean and dry…
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Some problem-solving techniques are unique to quantitative problems, involving mathematical calculations. In…
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Like so many other industrial data networks, FOUNDATION Fieldbus is an “unswitched” or…
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One of the most common, and most useful, pressure measuring instruments in industry is the differential…
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Coy, John J. et. al. (December 2012) Sampled graphic illustrations from his NASA Reference Publication…
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(Will be addressed in future versions of this book)
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The electrical conductivity of liquids is an important analytical measurement in many industrial processes.…
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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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In the United States, the most common language used to program PLCs is Ladder Diagram (LD), also known as…
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(Will be addressed in future versions of this book)
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Lipták, Béla G. et al., Instrument Engineers’ Handbook – Process Measurement and Analysis Volume I,…
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The digital multimeter (DMM) is quite possibly the most useful tool in the instrument technician’s…
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In contrast to quantitative tuning procedures where definite numerical values for P, I, and D controller…
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Capacitance Any two electrical conductors separated by an insulating medium possess the characteristic called…
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As we have seen, feedforward control is a way to improve the stability of a feedback control system in the…
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