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 18 November 2019   [6% He DRX50040 litersQuench:22 November 2019 ]
[66% He AV60079 liters Quench:2 January 2020 ]
[53% He AC200-3124 liters Quench:27 January 2020 ]
[62% He AM30016 liters Quench:19 February 2020 ]
[65% He AV40038 liters Quench:13 April 2020 ]
Order 218 liters of liquid helium[81% He AV30021 liters Quench:4 August 2020 ]

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