Helium leak detectors are the ideal solution for leak detection and leak-tightness testing under vacuum. The test gas Helium is safe and a small, light molecule which is suitable for detecting micro leaks. The detection range of Helium in vacuum tests lies between 10 -2 and 10 -13 Pa · m 3 /s. Helium leak detection is extremely accurate ...
Leak detection instrument-Anhui Wanyi Science and Technology Co., Ltd. Fifth-generation SFJ-211 helium mass spectrometer leak detector. Helium mass spectrometer leak detector is an instrument for rapid positioning and quantitative measurement of leakage of sealed containers. Compared with bubble identification method, pressure decay m...
· Helium Leak Detector, also known as the Mass Spectrometer Leak Detector (MSLD), is an instrument commonly used to find the location of the leakage and measure the rate of it in a system. Among several methods of leak detection, helium leak detection is the most accurate one. Helium as a non-toxic, inert, non-flammable gas, is the most suitable ...
· In leak detector tests, it is common to specify the sensitivity of the leak detector unit or determine the minimum detectable leakage rate. These terms are often used inconsistently, and can be a source of confusion. The American Vacuum Society standard AVS 2.1 Rev 1973 1 provides a procedure for calibrating mass spectrometer leak detectors
Leak Detection using the Adixen Graph D+ Variable Mass Spectrometer The Adixen Graph D+ variable mass spectrometer (mass spec) is a versatile instrument. We typically use it to perform leak detection of our cryostats and …
· 959 and 959D Leak Detectors x D R A F T 6 / 1 3 / 11 Hazard and Safety Information This manual uses the following standard safety protocols: WARNING The warning messages are for attracting the attention of the operator to a particular procedure or practice which, if not
· Helium Mass Spectrometer Leak Detectors. A Helium Mass Spectrometer is widely considered as the most sensitive method of leak testing a high integrity component or assembly. Various modes of operation can be achieved with these ͚multi-purpose͛ leak detectors and they can be highly successful in a wide range of leak detection applications.
ZLS-24DM helium mass spectrometer leak detector. US$17,500.00 ~ US$20,000.00. ZXL-860 Helium leak detector for Tightness monitoring. US$0.00 ~ US$1.00. new. SFJ-211 Portable helium leak detector for Production line gas supply system. US$17,000.00 ~ US$19,500.00.
Hexo Industries (M) Sdn Bhd - Helium Mass Spectrometer Leak Detectors Leak Detector, The company focuses on providing measurement instrumentation solutions, leak detection systems, vacuum products, power tools and industrial supplies.
· Pfeiffer adixen Leak Detectors. Pfeiffer Vacuum aquired Alcatel-Lucent's vacuum technology unit adixen in 2010. We sell, rent and service new, used and rebuilt Pfeiffer Leak Detectors and adixen Leak Detectors. These leak detection solutions will meet the rigorous standards required in manufacturing and Research & Development environments.
· 3. HELIUM LEAK DETECTORS 3.1 History and principle At the origin of the helium leak detection method was the "Manhattan Project" and the unprecedented leak-tightness requirements needed by the uranium enrichment plants. The required sensitivity needed for the leak checking led to the choice of a mass spectrometer designed by Dr. A.O.C. Nier ...
· If a leak is present, helium comes out and is sucked in to the sniffer probe and through that to the leak detectors mass spectrometer. The leak rate meter will show a display of the signal. When the maximum leak rate display is found, the leak is located. This method has two advantages and two disadvantages compared to the vacuum method ...
· The Helium Leak Detector Helium Leak Detector Main Components The main components of a helium leak detector are: 1. The analyzed, which enables to separate the tracer gas from other gases inside leak detector. The most common type is a magnetic deflection type analyzer or a quadrupole type in the event of testing multi-gasses.
· Leak Detectors; Show filter Free text search. Search. Type (HL) Mass Spectrometer Hand-Held leak detection (N2/He) Hand-Held helium detection Reset filter Leak Detectors. HL-04. Dimensions: L320, W420, H97mm, Weight 2kg; Type (HL): Hand-Held helium ...
· 5 Helium leak detectors In principle any type of residual gas analyser can be used as mass spectrometer helium leak detector. The most sensitive and safe device, however, is a mass spectrometer with 180° magnetic sector field optimized for the detection of mass 4. K. ZAPFE 230
· The MD-490S PORTABLE HELIUM LEAK DETECTOR is a Helium leak detection instrument that uses a MASS SPECTROMETER sensing device and a continuous gas sampling method. This instrument is capable of detecting and qualifying Helium leak rates in the range of 10-8 to 10-3 atm-cc/sec using the accepted methods of pressure leak testing.
· BICOM 13619.13810.19979_VA.02 0.2.12.16 mzs Printed in Germany on chlorine-free bleached paper Technical alterations reserved Preface Fundamentals of leak detection
LEAK DETECTORSOverview ... worldwide unique mass spectrometer, guarantees the highest measuring sensitivity, even at longer distances. As a result, even with imprecise handling, leaks can be reliably detected, even if they are located in hard-to-reach places. When combined with various industry-
· Our Helium Leak Detector (HLD), PHD-4 sniffer and C15 component leak detector are rugged, precise, and easy-to-use instruments that accurately and efficiently detect leaks in an array of industrial applications. For clean research applications, HLD configurations employ clean, dry, quiet scroll vacuum pumps. Our leak detectors feature automated ...
Helium Leak Detectors. A helium leak detector or mass spectrometer can offer the safest and most reliable results when searching for harmful gas leaks within a system. ATEC offers affordable helium leak detector rentals on products from leading manufacturers like Agilent, Pfeiffer, and Inficon.
· Portable Bench Mount Mobile Mass Spectrometer Leak Detectors (MSLD) VS PR02 VS PD03 VS BR15 VS BD30 VS MR15 VS MD30 Primary Pumps DS 42 RVP Dry pump DS 302 TriScroll 620 DS 302 TriScroll 620 combo Nominal Pumping Speed m3/hr (l/min) 2 (34) 3 (50) 14 (232) 30 (500) 14 (232) 30 (500) Sensitivity Ranges atm cc/sec 5 x 10-12 Minimum Detectable …
· Helium Leak Detectors, along with hand held helium leak detector can be used in a wide variety of industries, including automotive, aerospace and semiconductor manufacturing. Our helium leak detector will locate and …