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: Thu 7 August 2025   [38% He AV40068 litersQuench:13 September 2025 ]
[23% He DRX50033 liters Quench:11 September 2025 ]
[23% He AC200-3139 liters Quench:12 September 2025 ]
[32% He AM30028 liters Quench:4 October 2025 ]
[62% He AV30042 liters Quench:12 March 2026 ]
[79% He AV60049 liters Quench:28 March 2026 ]
Order 307 liters of liquid helium[56% He AV300N48 liters Quench:7 September 2026 ]

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