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| * Sent the 4-ch WD for SR and ETMX. |
Agenda/Minutes of the VIS Meeting on 2020/1/24
2020/1/24 14:00 -
Participants:
Progress report
Type-A
Past week report
- Payload damping filter modification (by M. Nakano and the Three CRY Musketeers, T. Ushiba, T. Yamada, T. Nishimoto)
ETMX: klog#12571, #12603
ITMY: klog#12572, #12590, #12599,
ITMX: klog#12574
- Coil driver replacement (by T. Yamada, K. Okutomi)
- The coil driver for ITMY TM actuators has been replaced to the high-power one.
- Now all the Type-A TM actuators have high power driving.
- GAS control status (by L. Trozzo, T. Yamamoto)
ITMX F2 GAS control got saturated due to temperature drift (klog#12611)
- The limit values for the DAMP and COILOUTF filters have been increased to 30000 counts.
- Because we don't have to take care of the analog WD tripping in the coil drivers.
Plan for coming weeks
Type B
Past week report
- Oplev cover design is ongoing: 2 for Type Bp, 2 for SR and 2 for BS.
- I went to the tunnel to measure the cleanroom around SR2 chamber again. I measure position of the hand rail.
Plan for coming weeks
Type-Bp
Past week report
- Working on modeling update to include the control system.
Plan for coming weeks
OMMT & OSTM
Past week report
- Released the bellows springs in the OSTM suspension.
- Recovered the cable for the OSEM in OMMT1.
Plan for coming weeks
VIS electronics
- Sent the 4-ch WD for SR and ETMX.
Past week report
Plan for coming weeks
Other site works
Safety
- Incidents:
Discussion
Reconsideration on the replacement of PR2 and SR2 after O3 (Revised schedule).
Travel Plans
- Travel (Week of 1/27):
- Takahashi:
- Sato:
- Hirata:
- Shoda:
- Fujii:
- Tanaka:
- Travel (Week of 2/3):
- Takahashi:
- Sato:
- Hirata:
- Shoda:
- Fujii:
- Tanaka:
Next meeting
On 2020/1/31(Fri)