Helium Level and Field Drift

 Spectrometer AC200-31 AM300   AV300    AV300N    AV400    DRX500    AV600  

 Installation year

 1990 1984 2017 2020 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 12 August 2024   [46% He AV600125 litersQuench:24 August 2024 ]
[32% He DRX50029 liters Quench:30 September 2024 ]
[34% He AM30027 liters Quench:10 October 2024 ]
[35% He AC200-3133 liters Quench:11 October 2024 ]
[50% He AV40055 liters Quench:7 November 2024 ]
[48% He AV30057 liters Quench:7 January 2025 ]
Order 362 liters of liquid helium[67% He AV300N36 liters Quench:22 March 2025 ]

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