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:23 December 2025 ]
[31% He AC200-3135 liters Quench:31 January 2026 ]
[31% He AM30028 liters Quench:5 February 2026 ]
[52% He AV40053 liters Quench:10 March 2026 ]
[67% He DRX50014 liters Quench:27 March 2026 ]
[50% He AV300N55 liters Quench:28 June 2026 ]
Order 352 liters of liquid helium[64% He AV30040 liters Quench:7 July 2026 ]

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