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 19 December 2025   [46% He AV600125 litersQuench:30 December 2025 ]
[31% He AM30028 liters Quench:12 February 2026 ]
[37% He AC200-3132 liters Quench:27 February 2026 ]
[53% He DRX50020 liters Quench:10 March 2026 ]
[54% He AV40051 liters Quench:7 April 2026 ]
[50% He AV300N55 liters Quench:27 June 2026 ]
Order 347 liters of liquid helium[67% He AV30036 liters Quench:8 October 2026 ]

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