chandra.romel@LIGO.ORG - posted 17:36, Monday 14 May 2018 - last comment - 17:38, Monday 14 May 2018(41978)
HV1600-10 pressure + RGA
Recording pressures and RGA scans weekly with HV1600-10 activated at EY. H2 reduction is most significant change.
PT-428 = 1.62e-7 Torr (NEG housing hot cathode gauge)
PT-410 = 1.21e-7 Torr (BSC 10 main volume cold cathode gauge)
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Scan from 4/26, two weeks prior.
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