leak detector

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leak detector

[′lēk di‚tek·tər]
(engineering)
An instrument used for finding small holes or cracks in the walls of a vessel; the helium mass spectrometer is an example.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Utilizing modern wireless technology, the VS wireless remote control for a helium mass spectrometer leak detector makes leak testing in hard-to-reach locations easier.
Traditionally, fuel rail manifolds are tested using either pressure decay or helium mass spectrometer technology.
To ensure an airtight assembly, Servometer checks each one on a Helium Mass Spectrometer leak tester, rejecting any leakage beyond [10.sup.-9] std cc/sec.
Leak Detector: instrument used to find small leaks in a vacuum or pressurized container; the helium mass spectrometer is an example.
Varian released a new helium mass spectrometer leak detector, the 990 dCLD II ...
Helium mass spectrometer leak detection is potentially the most sensitive way of finding leaks in large vacuum systems.
For these applications, automated testing systems using helium mass spectrometers can measure leakage as slow as 0.000001 sccs.