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: Fri 3 April 2026   [46% He AV600125 litersQuench:14 April 2026 ]
[34% He AC200-3133 liters Quench:31 May 2026 ]
[19% He AM30033 liters Quench:7 May 2026 ]
[56% He DRX50019 liters Quench:29 June 2026 ]
[69% He AV40034 liters Quench:16 August 2026 ]
[68% He AV30035 liters Quench:12 November 2026 ]
Order 312 liters of liquid helium[70% He AV300N33 liters Quench:1 January 2027 ]

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