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The lower Lakeshore 350 controls: This Lakeshore is having issues, so there are changes to the procedures.
Charcoal B: The charcoal box is shown on Channel D2, and has no heater or setpoint.
OPTICAL BENCH: The optical bench is shown on Channel A and should be set to 125K. The heater power should be set to 5. Difficult to control - requires fiddling. Temperature set to 230K with RNG4. Heater range 4 provides low power heating and equilibrium around 130K should occur. If detectors warm out of control range then this needs to be adjusted.
DET SVC: The Slit View Camera detector is shown on Channel B and should have a setpoint of 66.4K. Heater should be set to 5. Not currently controlled - follows K band detector.
2ND Cold Head: The second cold head is the coldest part of the IGRINS cryostat, is shown on Channel D3, and has no heater or setpoint.
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