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 13 January 2025   [45% He AV600127 litersQuench:21 January 2025 ]
[28% He AM30030 liters Quench:23 February 2025 ]
[45% He AV40061 liters Quench:8 March 2025 ]
[35% He AC200-3133 liters Quench:10 March 2025 ]
[64% He DRX50015 liters Quench:22 April 2025 ]
[61% He AV30043 liters Quench:3 August 2025 ]
Order 372 liters of liquid helium[43% He AV300N63 liters Quench:3 September 2027 ]

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