“Polyphase” means “many phases,” describing a form of AC electrical system where…
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One of the most common, and most useful, pressure measuring instruments in industry is the differential…
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A variety of technologies exist to measure the quantity of stored material in a vessel. For liquid…
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Learning PLC programming is a very important skill. If your job involves programming, then you will likely…
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An important performance parameter for transmitter instruments is something often referred to as turndown or…
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Many traditional flowmeter technologies respond to the volumetric flow rate of the moving fluid.…
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Lipták, Béla G. et al., Instrument Engineers’ Handbook – Process Measurement and Analysis Volume I,…
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A sliding-stem valve body is one where the moving parts slide with a linear motion. Some examples of…
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In November of 2007 a new computer virus was submitted to a virus scanning service. The purpose of this new…
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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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Perhaps the most valuable skill an instrument technician can possess is the ability to efficiently diagnose…
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Suppose we wished to measure the rate of propane gas flow through a hose to a torch: Flowmeters appropriate…
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Light is known to interact with matter in very specific ways, which may be exploited as a means of measuring…
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One of the great benefits of digital technology is the ability to communicate vast amounts of information over…
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Creative Commons Attribution 4.0 International Public License By exercising the Licensed Rights (defined…
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Steam boilers are very common in industry, principally because steam power is so useful. Common uses for steam…
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Every flow-measuring instrument exploits a physical principle to measure the flow rate of fluid stream.…
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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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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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A positive displacement flowmeter is a cyclic mechanism built to pass a fixed volume of fluid through with…
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