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: Tue 6 June 2017   [9% He AC200-3396 litersQuench:10 June 2017 ]
[77% He AV60053 liters Quench:11 August 2017 ]
[61% He DRX50017 liters Quench:15 August 2017 ]
[57% He AV40047 liters Quench:20 September 2017 ]
[72% He AC200-3114 liters Quench:29 September 2017 ]
Order 239 liters of liquid helium[71% He AM30012 liters Quench:5 October 2017 ]

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