Helium Level and Field Drift

 Spectrometer AC200-31 AC200-33 AM300   AV300    AV400    DRX500    AV600  

 Installation year

1990 1988 1984 2017 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
  (text)

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Helium refill date: Fri 14 February 2020   [10% He AC200-3145 litersQuench:29 February 2020 ]
[85% He AV60035 liters Quench:1 May 2020 ]
[82% He AV40020 liters Quench:2 June 2020 ]
[76% He AM30010 liters Quench:15 June 2020 ]
[58% He AV30046 liters Quench:10 September 2020 ]
Order 157 liters of liquid helium[97% He DRX5001 liters Quench:26 March 2021 ]

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