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: Fri 4 April 2025   [46% He AV600125 litersQuench:15 April 2025 ]
[32% He AC200-3134 liters Quench:25 May 2025 ]
[36% He DRX50027 liters Quench:29 May 2025 ]
[39% He AM30025 liters Quench:17 June 2025 ]
[26% He AV300N81 liters Quench:11 July 2025 ]
[69% He AV40034 liters Quench:31 August 2025 ]
Order 371 liters of liquid helium[59% He AV30045 liters Quench:3 October 2026 ]

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