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 22 December 2025   [45% He AV600127 litersQuench:1 January 2026 ]
[30% He AC200-3135 liters Quench:12 February 2026 ]
[29% He AM30029 liters Quench:12 February 2026 ]
[50% He AV40055 liters Quench:10 March 2026 ]
[60% He DRX50017 liters Quench:25 March 2026 ]
[48% He AV300N57 liters Quench:9 June 2026 ]
Order 361 liters of liquid helium[63% He AV30041 liters Quench:30 August 2026 ]

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