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 10 April 2017   [7% He AC200-3398 litersQuench:13 April 2017 ]
[46% He AV600125 liters Quench:19 April 2017 ]
[29% He AM30029 liters Quench:24 May 2017 ]
[29% He AC200-3136 liters Quench:21 May 2017 ]
[40% He DRX50026 liters Quench:1 June 2017 ]
Order 346 liters of liquid helium[71% He AV40032 liters Quench:12 September 2017 ]

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