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
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Helium refill date: Mon 3 June 2019   [45% He AV600127 litersQuench:12 June 2019 ]
[15% He AC200-3143 liters Quench:27 June 2019 ]
[34% He AM30027 liters Quench:3 August 2019 ]
[68% He AV30035 liters Quench:19 January 2020 ]
[85% He AC200-3316 liters Quench:28 June 2020 ]
[67% He AV40036 liters Quench:14 December 2020 ]
Order 290 liters of liquid helium[87% He DRX5006 liters Quench:24 November 2024 ]

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