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Participants:  Participants:
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  * 11/2-3: Opening the chambers (top and cross tube), Fixing the IP and filters, Disconnection of the cables. 11/4: Disconnection of the cryo-payload.
 * MN oplev table design
 * design of new small hexagon(Cable bandling bellow BF)[[attachment:Assy small hexagon for BF-CRYO.pdf]]
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Participants:  Participants:
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 * Clean-up of the IXV and IYV area.
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 * Clean-up of the BS and SR area.
 * Hirata-san asked for a quotation for 3 Top Filter keystone plates (for BS, SR3 and SR3 in case it's needed).
 * Fabian made progress in writing a document about LVDT card recovery. One more working day is needed.
 * We lost Hirose-san's lamps for checking cleanliness of mirrors. We'll keep looking for them.
 * We lost the medium capacity scale we used for ballast mass measurement. We need to buy one. I borrowed Miyoki-san's for a few days but he wants it back.
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  * Turn-off for the power outage. Type-A/C: Takahashi, Type-B: Fabian, Type-Bp: Miyo

Agenda/Minutes on 2020/10/9

Zoom Meeting

CRY+VIS Interface Meeting

13:30-

Participants:

  • Post O3 Upgrade portal

  • Schedule on ETMY.
    • 11/2-3: Opening the chambers (top and cross tube), Fixing the IP and filters, Disconnection of the cables. 11/4: Disconnection of the cryo-payload.
  • MN oplev table design
  • design of new small hexagon(Cable bandling bellow BF)Assy small hexagon for BF-CRYO.pdf

VIS Meeting

14:00-

Participants:

Progress report

General

Type-A

  • Clean-up of the IXV and IYV area.

Type-B

  • Clean-up of the BS and SR area.
  • Hirata-san asked for a quotation for 3 Top Filter keystone plates (for BS, SR3 and SR3 in case it's needed).
  • Fabian made progress in writing a document about LVDT card recovery. One more working day is needed.
  • We lost Hirose-san's lamps for checking cleanliness of mirrors. We'll keep looking for them.
  • We lost the medium capacity scale we used for ballast mass measurement. We need to buy one. I borrowed Miyoki-san's for a few days but he wants it back.

Type-Bp

Type-C

Controls

Electronics

Towards O4

Safety

Discussion

Travel Plans

The week from 10/12

  • Takahashi: 10/12-16
  • Sato: 10/12-16
  • Hirata: 10/12-16

The week from 10/19

  • Takahashi: 10/19-10/23

Next meeting

  • On 2020/10/16(Fri)

KAGRA/Subgroups/VIS/VISMinutes20201009 (last edited 2020-10-09 15:41:33 by RyutaroTakahashi)