Heike R2010-11 R65: Difference between revisions
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= Summary = |
= Summary = |
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* 30.11.11: |
* 30.11.11: COOLING DOWN |
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** 10:30 : Start closing Cryo |
** 10:30 : Start closing Cryo |
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** 14:00 : Dewar closed , start pumping dewar. All lines pumped, all pumps tested. |
** 14:00 : Dewar closed , start pumping dewar. All lines pumped, all pumps tested. |
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** Exchange gas: p<sub>VC</sub>=10mbar. |
** Exchange gas: p<sub>VC</sub>=10mbar. |
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** 15:00 : Start filling nitrogen |
** 15:00 : Start filling nitrogen |
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** 17:12 : Dewar Pt-100 shows LN. |
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Revision as of 16:49, 30 November 2011
NEW
- RuOx-000 Thermometer on lower MC platform.
- New Still-heater!! old one was broken? New resitance RSTILL=1.13k.
Summary
- 30.11.11: COOLING DOWN
- 10:30 : Start closing Cryo
- 14:00 : Dewar closed , start pumping dewar. All lines pumped, all pumps tested.
- Exchange gas: pVC=10mbar.
- 15:00 : Start filling nitrogen
- 17:12 : Dewar Pt-100 shows LN.
Tests
Checking Filterboxes
- done!
- details will be added :)
