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)

He
He
He
He
He
He
He

 Field drift
  (figure)

He
He
He
He
He
He
He

 X,Y,Z-Shims drift
  (figure)

He
He
He
He
He
He
He

 Log files
  (text)

He
He
He
He
He
He
He
Helium refill date: Thu 28 December 2017   [8% He DRX50039 litersQuench:29 December 2017 ]
[73% He AC200-3114 liters Quench:2 April 2018 ]
[88% He AV60028 liters Quench:2 April 2018 ]
[71% He AM30012 liters Quench:6 April 2018 ]
[58% He AV40046 liters Quench:10 April 2018 ]
[53% He AV30019 liters Quench:14 June 2018 ]
Order 161 liters of liquid helium[97% He AC200-333 liters Quench:20 March 2019 ]

Click on the appropriate icon to view the graph

NMR Center homepage

Spectrometers State

NMR Center statistics page