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In this mode, the fridge, and separator are being maintained cold.

Outlet Flows (nominal)

SpaceFlow (in slm)How to check and control
Fridge / Main Return       15(link to a page)
Separator Return       20(link to a page)
Magnet Return     ~7 (on pressure PID at 0.9 psi)(link to a page)

Conditions

  1. Fridge parameters & valve positions when the fridge is in Hold Cold Mode
  2. QT system conditions when the fridge is in Hold Cold Mode
  3. Magnet conditions when the fridge is in Hold Cold Mode
  4. Cryo-control (CCP) parameters / conditions when the fridge is in Hold Cold Mode
  5. Microwave parameters / conditions when the fridge is in Hold Cold Mode
  6. Target Lifter conditions when the fridge is in Hold Cold Mode
  7. UVA-NMR conditions when the fridge is in Hold Cold Mode