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: Mon 25 February 2019   [10% He AV30099 litersQuench:28 March 2019 ]
[48% He AV600120 liters Quench:14 March 2019 ]
[36% He AC200-3132 liters Quench:28 April 2019 ]
[38% He AM30026 liters Quench:4 May 2019 ]
[54% He AV40051 liters Quench:11 June 2019 ]
[78% He AC200-3323 liters Quench:17 February 2020 ]
Order 361 liters of liquid helium[76% He DRX50010 liters Quench:5 January 2021 ]

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