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 3 September 2025   [10% He AM30037 litersQuench:19 September 2025 ]
[13% He AC200-3144 liters Quench:23 September 2025 ]
[47% He DRX50023 liters Quench:14 November 2025 ]
[66% He AV60079 liters Quench:14 December 2025 ]
[77% He AV40025 liters Quench:3 March 2026 ]
[75% He AV300N28 liters Quench:16 May 2026 ]
Order 259 liters of liquid helium[79% He AV30023 liters Quench:24 July 2026 ]

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