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Richardson Lab Experimental Log
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Message ID:
87
Entry time:
Mon May 1 17:10:25 2023
Author:
Julian, Cao
Type:
Physics
Category:
VAC
Subject:
Installing Pirani gauge and RGA probe onto to vacuum chamber
[Julian, Cao]
03:00 pm: Particle count
:
Zone 3
0.3 um: 498
0.5 um: 124
1 um: 124
:
Zone 4
0.3 um: 748
0.5 um: 457
1 um: 374
03:32 pm: Installing Pirani gauge onto pump line
03:51 pm: Finish installing Pirani gauge, start installing RGA probe
04:03 pm: Finish installing PRGA probe, start routing cable from gauge controller to Pirani gauge
04:30 pm: All ethernet cables are routed and connected to gauge controllers
04:48 pm: Power gauge controller up, all gauges are recognised and readout shows atmospheric pressure as expected (1000 mbar)
04:51 pm: End-of-work particle count
:
Zone 3
0.3 um: 1413
0.5 um: 872
1 um: 623
:
Zone 4
0.3 um: 374
0.5 um: 166
1 um: 166
We also closed all the valves so we can start testing vacuum pump down of isolated volume tomorrow.
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