Helium Level and Field Drift

 Spectrometer AC200-31 AC200-33 WM250 AM/AV300   AV400    DRX500    AV600  

 Installation year

1990 1988
1979-2007
1984 2012 1997 2007

 Helium level
  (figure)

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No He meter

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 Field drift
  (figure)

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No SCSM

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 X,Y,Z-Shims drift
  (figure)

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No SCSM

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 Log files
  (text)

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No log file

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Helium refill date: Mon 3 July 2017   [9% He AC200-3396 litersQuench:7 July 2017 ]
[68% He AV60074 liters Quench:22 August 2017 ]
[62% He DRX50016 liters Quench:12 September 2017 ]
[49% He AV40056 liters Quench:18 September 2017 ]
[53% He AM30019 liters Quench:25 September 2017 ]
Order 283 liters of liquid helium[56% He AC200-3122 liters Quench:30 September 2017 ]

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