| |
ID |
Date |
Author |
Subject |
Text |
 |
|
|
413
|
Tue Jul 4 17:08:08 2023 |
JM | Leak test and venting | This morning the pressure achieved was
1.44E-7 mbar. Leak testing showed an overall
leak rate of 1.5E-10 mbar l/s, this is below |
|
|
|
412
|
Mon Jun 26 14:49:05 2023 |
JM, TD | CARME vented | 26/06/23
This morning the pressure was 4e-7
mbar. The bolts on the windows and the large |
|
|
|
411
|
Sun Jun 25 14:30:06 2023 |
JM, TD | Motors bias test | The motors were moved using the pneumatic
only, in and out for several cycles to gauge
the effect on the vacuum. For the left arm |
|
|
|
410
|
Sun Jun 25 10:08:30 2023 |
JM, TD | Pump-down | 23/06/23
Pumpdown started with the scroll
pump 17:15 . The turbo-pump was started 17:55. |
|
|
|
409
|
Sun Jun 25 09:41:06 2023 |
JM, TD | Normal turbo-pump operation | Attached are images showing the messages
for normal turbo-pump operation |
6x |
|
|
408
|
Sat Jun 24 10:38:42 2023 |
JM, TD | Section 9 closed, begin pumping | 23/06/23
The CARME chamber and interaction
chamber were connected and section 9 has |
|
|
|
407
|
Thu Jun 22 18:58:02 2023 |
JM, TD | Slide back onto ring | The wire seal has been tightend further
to 160 Nm. Open neg feed-through flange has
also been fully tightend. |
|
|
|
406
|
Wed Jun 21 18:47:36 2023 |
JM, TD | Closing CARME | Internal CARME installations complete.
New strain reliefs (flange
side) installed on each cable harness.
2x |
|
|
|
405
|
Fri May 26 09:08:06 2023 |
JM, CB | Detector movement | Hopefully we will not be opening the chamber
for quite some time so find attached images
of all four installed detectors and a video |
|
|
|
404
|
Fri May 26 08:53:54 2023 |
JM, CB | Strain reliefs (flange side) installed | Strain reliefs on the flange side of the
cable harness have been installed for two
detectors (top right and bottom right detectors). |
|
|
|
403
|
Wed May 24 09:54:56 2023 |
JM, CB | Maximum detector positions | The detectors were moved into the beam
axis using the motors to check the maximum
distance they can be moved in without collision |
9x |
|
|
402
|
Wed May 24 08:35:12 2023 |
JM, CB | Strain reliefs (detector side) installed | The new MACOR strain reliefs on the (detector
side) have been installed. See attached photos
The two pieces of MACOR are |
|
|
|
401
|
Mon May 15 07:34:22 2023 |
TD | Monday 15 May | 08.35 DSSSD#3 bias -149.95V leakage current
-6.418uA temperature +19.6 deg C ( https://web-docs.gsi.de/~lestinsk/tempplot.php
)
|
|
|
|
400
|
Sun May 14 11:55:12 2023 |
TD | Sunday 14 May | 12.44 DSSSD#3 bias -149.95V leakage current
-6.448uA temperature +19.7 deg C ( https://web-docs.gsi.de/~lestinsk/tempplot.php
)
|
|
|
|
399
|
Sat May 13 11:34:25 2023 |
TD, RSS | Saturday 13 May |
12.34 DSSSD#3 bias -149.95V leakage current
-6.763uA temperature +21.2 deg C ( https://web-docs.gsi.de/~lestinsk/tempplot.php |
|
|
|
398
|
Fri May 12 16:24:20 2023 |
RSS, TD | V-I test | Since yesterday evening, the bottom right
detector was at -150 V. In the morning, the
current was quite stable ~ 6.77 uA. The bias |
8x |
|
|
397
|
Thu May 11 21:22:54 2023 |
RSS, TD | V-I test | Today, the foil was opened, the pins on
the bottom right detector were checked and
looked fine, the right-hand arm was moved |
7x |
|
|
396
|
Wed May 10 19:06:18 2023 |
RSS, TD | V-I test | To test the detectors, adaptors were installed
on the feed through flanges. A negative bias
voltage was applied in steps of 10 V from |
|
|
|
395
|
Tue May 2 15:02:09 2023 |
CB, JM | All detectors and harnesses mounted | Completed mounting harnesses and detectors.
The strain relief support for the
bottom most two detectors on the feedthrough |
|
|
|
394
|
Mon May 1 18:21:18 2023 |
CB, JM | All detectors mounted | Mounted four detectors on Carme ad well
as four cable harnesses.
|
|