AIDA GELINA BRIKEN nToF CRIB ISOLDE CIRCE nTOFCapture DESPEC DTAS EDI_PSA 179Ta CARME StellarModelling DCF K40
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Message ID: 68     Entry time: Sat Sep 11 16:01:44 2021
Author: CB RSS 
Subject: Preparations for shutdown 
Found CARME pressure at 2E-7 mbar

Raspberry pi took pictures until 4 am and 
then lost contact with camera. Reasons 
unclear. Plugging camera in / out solved 
the issue.  Will have to be investigated 
if it happens again.

Left list of things to do with RSS. In 
particular:
- Install xhv feedthrough and 
thermocouples. Prepared on desk
- Install blocking pin in right hand motor 
after pressure returns to atmosphere
- Cover bellows with aluminium to protect 
from fibreglass when mounting tent 
eventually
- Check all parts available for detector 
supports with mounting sketch Peter sent ( 
RSS to recover sketch)
- Investigate baking program logging. 
Unclear if logging is working - did we 
disable it for some reason? 

Valve on scroll closed. Scroll off. Turbo 
off. Pressure sensors off. Raspberry pi 
off.

Activities to resume on 16 September.



Attached are the pumping down plots
start point:  10.09.2021    19:00 
end point:    11.09.2021    16:00



10.09.2021    19:00    1.09e-6
10.09.2021    20:00    7.57e-7
10.09.2021    21:00    6.17e-7
10.09.2021    22:00    5.36e-7
10.09.2021    23:00    4.82e-7
11.09.2021    00:00    4.42e-7
11.09.2021    01:00    4.10e-7
11.09.2021    02:00    3.84e-7
11.09.2021    03:00    3.62e-7
11.09.2021    04:00    3.43e-7
11.09.2021    15:00    2.29e-7
11.09.2021    16:00    2.31e-7
Attachment 1: turbo_pump.png  18 kB  Uploaded Sat Sep 11 18:01:28 2021  | Hide | Hide all
turbo_pump.png
Attachment 2: log_scale.png  15 kB  Uploaded Sat Sep 11 18:01:37 2021  | Hide | Hide all
log_scale.png
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