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 30 December 2019   [10% He DRX50039 litersQuench:4 January 2020 ]
[54% He AV600106 liters Quench:23 January 2020 ]
[42% He AM30024 liters Quench:10 March 2020 ]
[45% He AC200-3128 liters Quench:21 March 2020 ]
[53% He AV40052 liters Quench:30 March 2020 ]
Order 282 liters of liquid helium[70% He AV30033 liters Quench:17 August 2020 ]

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