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: Wed 20 February 2019   [10% He AV30099 litersQuench:23 March 2019 ]
[54% He AV600106 liters Quench:19 March 2019 ]
[39% He AC200-3131 liters Quench:28 April 2019 ]
[38% He AM30026 liters Quench:30 April 2019 ]
[55% He AV40050 liters Quench:7 June 2019 ]
[80% He AC200-3321 liters Quench:22 February 2020 ]
Order 341 liters of liquid helium[81% He DRX5008 liters Quench:18 July 2021 ]

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