[clas_members] [Revised Logentry] RC Daily summary 5 Sept

weinstei at jlab.org weinstei at jlab.org
Mon Sep 5 12:40:02 EDT 2022

Logentry Text:
4 Sept
1300 Change to calibration target.  Pictures and drawing in log book.
Take one-hour calibration run.  See pattern in rastermon
1530 install empty target, then access to add heater tape to unfreeze run valve
PSS door malfunction costs 4 hours beam
2115 increase raster pattern to max.  x increased to 3.8 V, y unchanged at 3.25.  Limited by FSD halo trips
2230 turn off magnets to take zero field straight track runs

5 Sept
missing operator scare.  Might have lost 4 hours beam.  Operator found.  Phew!

Take zero field data until 1300
then take 2 hour magnet-on, raster-off alignment run
Change to C target at 1630 after MCC shift change

** RC meeting at 1515 today to discuss polarized target plans for the next two days **


This is a plain text email for clients that cannot display HTML.  The full logentry can be found online at https://logbooks.jlab.org/entry/4038052
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