!!! Too high daily helium loss 5% at DRX500 !!!


Helium Level and Field Drift

 Spectrometer AC200-31 AM300   AV300    AV300N    AV400    DRX500    AV600  

 Installation year

 1990 1984 2017 2020 2012 1997 2007

 Helium level
  (figure)
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 Field drift
  (figure)
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 X,Y,Z-Shims drift
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 Log files
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Helium refill date: Tue 6 August 2024   [46% He AV600125 litersQuench:18 August 2024 ]
[27% He DRX50031 liters Quench:16 September 2024 ]
[34% He AC200-3133 liters Quench:3 October 2024 ]
[36% He AM30026 liters Quench:7 October 2024 ]
[50% He AV40055 liters Quench:26 October 2024 ]
[50% He AV30055 liters Quench:7 January 2025 ]
Order 360 liters of liquid helium[68% He AV300N35 liters Quench:26 March 2025 ]

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