vacuum gauge


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vacuum gauge

n.
A device for measuring pressures below atmospheric pressure.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

vacuum gauge

n
1. (General Physics) any of a number of instruments for measuring pressures below atmospheric pressure
2. (Tools) any of a number of instruments for measuring pressures below atmospheric pressure
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.vacuum gauge - a gauge for indicating negative atmospheric pressurevacuum gauge - a gauge for indicating negative atmospheric pressure
gauge, gage - a measuring instrument for measuring and indicating a quantity such as the thickness of wire or the amount of rain etc.
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Main purpose of this paper is to present the new vacuum gauge verification methodology.
Therefore, it is not uncommon that vacuum measurements are performed under conditions that are severe for a vacuum gauge. As a result, we often hear that users encounter problems regarding lifetime of vacuum gauges (a short product life due to contamination, problems in electrical discharge, an increase in sensor head replacement frequency, etc.) and measurement accuracy (variation in sensitivity, errors, etc.).
In addition to being able to select the gauge head to meet the desired vacuum range by the user, the vacuum gauge also has following advantages.
The only thing that looked decent on this thing was a brand new vacuum gauge.
The test head is equipped with an inflatable rubber bladder to seal to the manhole and is equipped with a pressure gauge and relief valve for inflating the bladder, a 0-30" Hg liquid-filled vacuum gauge, a double air fill and exhaust manifold with quarter turn ball valves, two bolt on steel feet, and a bridge assembly with height rod adjustement.
The digital HPS Series A900 vacuum gauge controller operates up to two sensors.
In addition, the Mini Dappo's vacuum gauge and variable speed knob enable users to customize the device to meet specific mixing needs, according to the company.
Frequent calibration of the vacuum system (vacuum gauge, regulator, release valve and pump) is important to assure constancy.
Vacuum gauge calibration is commonly used when pressure measurement accuracy starts to deviate and it is impossible to secure technological process stability.
Through the acquisition of the Brooks Automation unit, MKS will complement its own vacuum gauge operations, a field in which Granville-Phillips is a "well-regarded leader", according to the buyer's president and CEO, Gerald Colella.
Therefore, different instruments are used to measure the different ranges, such as the Pirani gauge or diaphragm gauge to measure a wide ranging vacuum from atmospheric pressure to the low vacuum range and the ionization vacuum gauge to measure the range from a medium vacuum to a high vacuum.