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: Wed 2 April 2025   [46% He AV600125 litersQuench:13 April 2025 ]
[32% He AC200-3134 liters Quench:23 May 2025 ]
[36% He DRX50027 liters Quench:27 May 2025 ]
[41% He AM30024 liters Quench:18 June 2025 ]
[28% He AV300N79 liters Quench:24 July 2025 ]
[70% He AV40033 liters Quench:2 September 2025 ]
Order 366 liters of liquid helium[60% He AV30044 liters Quench:25 October 2026 ]

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