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Coating Ring-down Measurement Lab elog |
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Message ID: 38
Entry time: Mon Jul 11 17:04:06 2016
In reply to: 36
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Author: |
Alena |
Type: |
Facility |
Category: |
Daily Progress |
Subject: |
Vacuum chamber tests |
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At 5pm the pressure was 6.5e-6 torr.
Checked again at:
- 9am, pressure was 2e-6 torr
- 11:30am, pressure was 1.5e-6 torr
- 5pm, pressure was 1.4e-6 torr
Quote: |
Installed a gate valve between the roughing and tubbo pump. See below a pump down curve. The convection gauge is not calibrated. the turbo started at 14th min (at about 3 torr)
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