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 15 December 2025   [45% He AV600127 litersQuench:25 December 2025 ]
[28% He AM30030 liters Quench:29 January 2026 ]
[34% He AC200-3133 liters Quench:11 February 2026 ]
[43% He DRX50024 liters Quench:18 February 2026 ]
[54% He AV40051 liters Quench:28 March 2026 ]
[46% He AV300N59 liters Quench:11 May 2026 ]
Order 364 liters of liquid helium[64% He AV30040 liters Quench:8 August 2026 ]

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