Helium Level and Field Drift

 Spectrometer AC200-31 AC200-33 AM300   AV300    AV400    DRX500    AV600  

 Installation year

1990 1988 1984 2017 2012 1997 2007

 Helium level
  (figure)

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 Field drift
  (figure)

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 X,Y,Z-Shims drift
  (figure)

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 Log files
  (text)

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Helium refill date: Mon 23 April 2018   [10% He AV30036 litersQuench:18 May 2018 ]
[59% He AV40045 liters Quench:8 June 2018 ]
[68% He AV60074 liters Quench:16 June 2018 ]
[50% He AC200-3125 liters Quench:6 July 2018 ]
[54% He AM30019 liters Quench:13 July 2018 ]
[87% He AC200-3314 liters Quench:28 May 2019 ]
Order 219 liters of liquid helium[86% He DRX5006 liters Quench:13 September 2022 ]

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