differential-pressure gage

differential-pressure gage

[‚dif·ə¦ren·chəl ′presh·ər ‚gāj]
(engineering)
Apparatus to measure pressure differences between two points in a system; it can be a pressured liquid column balanced by a pressured liquid reservoir, a formed metallic pressure element with opposing force, or an electrical-electronic gage (such as strain, thermal-conductivity, or ionization).
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