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   [46% He AV600125 litersQuench:25 December 2025 ]
[26% He AM30031 liters Quench:26 January 2026 ]
[30% He AC200-3135 liters Quench:2 February 2026 ]
[44% He DRX50024 liters Quench:21 February 2026 ]
[55% He AV40050 liters Quench:11 April 2026 ]
[66% He AV30037 liters Quench:3 September 2026 ]
Order 342 liters of liquid helium[64% He AV300N40 liters Quench:8 July 2027 ]

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