Sensors used to measure vibration come in three basic types: displacement, velocity, and acceleration.…
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Non-dispersive analysis, while newer in discovery than dispersive analysis (Isaac Newton’s 17th-century…
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Suppose we wished to measure the consumption of propane over time for a large propane storage tank supplying a…
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Any power grid large enough to meet the demand of an entire nation must have multiple generators drawing from…
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Process analyzers measure the concentration of specific substances for the purpose of measuring and/or…
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In this section I will show screenshots from a process loop simulation program illustrating the effectiveness…
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As previously defined, calibration refers to the checking and adjustment of an instrument so that its output…
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A completely different way of measuring liquid level in vessels is to bounce a traveling wave off the surface…
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Flow, by definition, is the passage of material from one location to another over time. So far this chapter…
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To understand just how different FOUNDATION Fieldbus is from other digital instrument systems, consider a…
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Labwork is an essential part of any science-based curriculum. Here, much improvement may be made over the…
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A quantitative PID tuning procedure is a step-by-step approach leading directly to a set of numerical values…
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A great many precision instruments use the principle of balance to measure some quantity. Perhaps the simplest…
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Control strategies such as cascade, ratio, feedforward, and those containing limit and selector functions can…
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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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Once while working as an instrument technician in an aluminum foundry, a mechanic asked me what it was that I…
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There are multiple motives for compromising the security of an industrial control system, some of which…
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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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A number of different sensors used in instrumentation generate DC voltage signals proportional to the process…
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As discussed at the beginning of this chapter, instrumentation safety may be broadly divided into two…
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