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 16 March 2026   [45% He AV600127 litersQuench:24 March 2026 ]
[40% He AC200-3130 liters Quench:19 May 2026 ]
[42% He DRX50025 liters Quench:19 May 2026 ]
[71% He AV40032 liters Quench:3 August 2026 ]
[76% He AV300N26 liters Quench:6 January 2027 ]
[84% He AV30018 liters Quench:6 September 2027 ]
Order 270 liters of liquid helium[72% He AM30012 liters Quench:22 February 2028 ]

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