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: Wed 3 December 2025   [46% He AV600125 litersQuench:14 December 2025 ]
[40% He DRX50026 liters Quench:2 February 2026 ]
[39% He AM30025 liters Quench:7 February 2026 ]
[41% He AC200-3130 liters Quench:11 February 2026 ]
[56% He AV40048 liters Quench:29 March 2026 ]
[48% He AV300N57 liters Quench:5 May 2026 ]
Order 351 liters of liquid helium[64% He AV30040 liters Quench:9 July 2026 ]

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