Agenda/Minutes

Zoom Meeting

CRY+VIS Interface Meeting

Date: 2022/4/8 13:00-

Participants:

Post O3 Upgrade portal

Schedule

• IX:
• EX:
• IY: TM actuator(Magnet). H2 geophone(AA/ADC).
• EY: TM actuator(Magnet?).
• Type-B/Bp/C: Replacement of the feedthrough flange for MCO. MC suspensions. Power supply for PRM/PR3. SR2.

Status

• Replacement of flip cables: Cables for TMS were ordered.
• TM height setting: ITMY.
• Oplev: EY.
• ACC:
• Commissioning in air:
• Commissioning in vacuum:
• Acceptance check:
• PF actuator: At the in-vacuum commissioning.
• New vacuum pumps for V-chambers: Opening of the GV in IXV/EXV.
• Heater control: Test(IXV/EXV).
• TMS:

Discussion

VIS Meeting

Date: 2022/4/8 14:00-

Participants:

Summary Report

Type-A

• Closed the ICF 203 flanges on the corrugate tube in IY.

Type-B

• Checked the transfer functions in SR2.

Type-Bp

Type-C

• Replaced the feedthrough flange for the MCO actuator.
• Inspected the MCO suspension.

Electronics

Control

Schedule

See Schedule

• Type-A team:
• Type-B team:

Safety

Discussion

• Active isolation reserarch

Travel Plans

(Date in Kamioka)

The week from 4/11

• Takahashi: 4/12-15
• Sato: 4/12-15
• Hirata: 4/12-15

The week from 4/18

• Takahashi: 4/19-22
• Sato: 4/19-22
• Hirata: 4/19-22

Next meeting

• 2022/4/15(FRI)