ID |
Date |
Author |
Type |
Category |
Subject |
20
|
15 Nov 2019 00:15 |
Yi Wang | | | |
|
19
|
14 Nov 2019 09:02 |
Sam Hill | | | |
TPC pressure: 32 mbar Recirculation pressure 39 mbar
Had some problems with the Chronobox today but issues seem to have been resolved.
MB on
LED's off
Gas pocket is off |
18
|
13 Nov 2019 09:53 |
Xiang Xiao | | | |
18:54 TPC pressure 258 mabr, recirculation pressure 259 mbar
MB off
LED on
Bubbler: 8.39V 511mA
Open Dewar Level: 55cm |
17
|
12 Nov 2019 23:46 |
Yi Wang | | | |
08:41 TPC pressure 260 mbar, recirculation pressure 260 mbar
gas pocket ON
open dewar level: 50/120 cm
Bubbler 8.56V, 512mA
LED switched OFF
MB switched ON, Bias 65V |
16
|
11 Nov 2019 23:47 |
Yi Wang | | | |
08:38 TPC pressure 238 mbar, recirculation pressure 242 mbar
gas pocket ON
open dewar level: 60/120 cm
Bubbler 8.56V, 512mA
LED switched OFF
MB switched ON, Bias 65V |
15
|
11 Nov 2019 11:28 |
Sam Hill | | | |
20:30 TPC pressure 252 mbar, recirculation pressure 254 mbar
See DS Proto log for issues with chronobox
MB off
LED's on
Bubbler: 8.56V 510mA
Open Dewar Level: 60cm |
14
|
11 Nov 2019 00:00 |
Yi Wang | | | |
08:45 TPC pressure 287 mbar, recirculation pressure 289 mbar, no bubble from gas pocket outlet, condenser is full
08:50 refill open dewar, open dewar level: 70/120 cm
Bubbler 8.56V, 512mA
LED switched OFF
MB switched ON, Bias 65V |
13
|
09 Nov 2019 23:55 |
Yi Wang | | | |
08:55 TPC pressure 314 mbar, recirculation pressure 319 mbar, no bubble from gas pocket outlet
08:59 refill condenser, TPC pressure 225 mbar, recirculation pressure 221 mbar,
08:59 Gas Pocket status: ON
Open dewar level: 60/120 cm
Bubbler 8.56V, 512mA
LED switched OFF
MB switched ON, Bias 65V |
12
|
09 Nov 2019 11:02 |
Sam Hill | | | |
20:07November 9, 2019
Switch On LED
Switch OFF MB
TPC pressure (mbar): 298
Recirculation pressure (mbar): 303
Open dewar level ( cm/120cm): 70
Bubbler: voltage (V): 8.56, current (mA): 516
|
11
|
08 Nov 2019 23:13 |
Xiang Xiao | | | |
08:16, November 9, 2019
TPC pressure (mbar): 225
Recirculation pressure (mbar): 227
Gas pocket status (check from the camera) (ON/OFF): ON
Open dewar level ( cm/120cm): 50
Bubbler: voltage (V): 8.56, current (mA): 516
Switch OFF LED
Switch ON MB
Bias Voltage (V): 65 |
10
|
07 Nov 2019 23:26 |
Yi Wang | | | |
08:35 TPC pressure 315 mbar, recirculation pressure 310 mbar, no bubble from gas pocket outlet
08:29 refill condenser, TPC pressure 266 mbar, recirculation pressure 260 mbar,
08:30 Gas Pocket status: ON
Open dewar level: 55/120 cm
Bubbler 8.56V, 512mA
LED switched OFF
MB switched ON, Bias 65V |
9
|
07 Nov 2019 12:41 |
Yi Wang | | | |
Evening checklist |
8
|
06 Nov 2019 12:33 |
Yi Wang | | | |
|
7
|
05 Nov 2019 11:14 |
Yi Wang | | | |
Stop fast circluating, will let the cryogenic system run in slow circlulating mode over the night.
MB2 OFF, LED ON |
6
|
04 Nov 2019 07:08 |
Alex / Sam | | | |
Normal mode channel by channel.
HV: on
LEDs: on
/home/dsproto/online/dsproto_sy4527
python3 iv_curve.py --no_steering --start_v 30 --stop_v 70 --step_v 0.2 --caen_readback_tolerance_v 2 --filename ivdata/ivcurve_191104_pdm(1-25).txt
ivcurve_191104_pdm(1-25).txt
Pressure very unstable due to periodic heating. Variations between 300-450mbarg. |
5
|
04 Nov 2019 06:59 |
Alex / Sam | | | |
HV: off
LEDs: on
/home/dsproto/online/dsproto_sy4527
python3 iv_curve.py --no_steering --start_v 30 --stop_v 70 --step_v 0.2 --caen_readback_tolerance_v 2 --filename ivdata/ivcurve_191104_HVoff_LEDon.txt
ivcurve_191104_HVoff_LEDon.txt |
4
|
04 Nov 2019 06:45 |
Alex / Sam | | | |
HV: off
LEDs: off
python3 iv_curve.py --no_steering --start_v 30 --stop_v 70 --step_v 0.2 --caen_readback_tolerance_v 2 --filename ivdata/ivcurve_191104_HVoff_LEDoff.txt
ivcurve_191104_HVoff_LEDoff.txt |
3
|
01 Nov 2019 19:06 |
Alex Kish | | | |
Faster P increase (40 mbar/hour). Unstable presure (20 mbar RMS).
|
2
|
01 Nov 2019 13:42 |
Alex Kish | | | |
Faster P increase (40 mbar/hour). Unstable presure (20 mbar RMS).
|
1
|
25 Oct 2019 11:45 |
Pierre-Andre Amaudruz | | | |
If there is more things to say! |
Attachment 1: pix-sample.jpg
|
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