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: Thu 6 June 2019   [10% He AC200-3146 litersQuench:21 June 2019 ]
[47% He AV600123 liters Quench:21 June 2019 ]
[31% He AM30028 liters Quench:3 August 2019 ]
[43% He DRX50024 liters Quench:7 August 2019 ]
[52% He AV40053 liters Quench:5 September 2019 ]
[65% He AV30038 liters Quench:2 January 2020 ]
Order 322 liters of liquid helium[90% He AC200-3310 liters Quench:24 July 2020 ]

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