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| * Electronics * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3600| D1503600-v9 BS Suspension Cabling]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5111| E1605111-v1 BS Suspension Electronic Items List]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3901| D1503901-v2 In-Vacuum Cable Detail]] * Need to hand-make geophone cables * Need to make longer versions of BF-PI and SF-PI cables (3.7 m and 2.5 m) * Need to check OSEM cables have same flip for flexicircuit as for PRx. * Asked Miyakawa-san for status on AEL items, especially stepper driver. * Compensation masses for RM/IRM ordered, expected 4/29 * Hirata-san drew up flags |
* Hirata-san produced a near-final Inventor assembly of the BS on the assembly frame, for use in writing the assembly procedure. * Includes assembly frame modifications suggested by Mirapro, including feet, wheels, lifting eyes, thicker crossbars under BF, IM etc. * Includes final rail system except for interface plate to mirror box. * Includes full PI with ballast masses. * Includes cable clamps. * Includes correct versions of BF and SF. * Includes new BF pushrod parts to work around different placement of blade screws in new version of BF. * Includes cleanbag support bars. * Includes key parts of mirror box (enough to check for interference) - needs more work. * Does not include various invisible duplicate assemblies. * Got status from Miyakawa-san on electronics - there should be enough of the boxes AEL is supplying. * Cleanbag design was finalized; Aso-san is ordering: [[attachment:160419-ﾁｬﾝﾊﾞｰｶﾊﾞｰⅡ型.pdf]] * Quote for flags and prisms was received, but expensive - may drop rigid flag design. * The mirror box will require only very minor modifications for flags and prisms - Tatsumi-san will arrange immediately. * Fabian worked on understanding Sekiguchi-san's control design to help decide optimum wire thickness. * Mark worked on install procedure and schedule. * Takahashi-san enquired with NIKHEF about oscillator cards for LVDT chassis - lead time would be 3-4 months. * |
Scraps of text for incorporation in the VIS Meeting Minutes
KAGRA/Subgroups/VIS/MeetingNAOJ
- Hirata-san produced a near-final Inventor assembly of the BS on the assembly frame, for use in writing the assembly procedure.
- Includes assembly frame modifications suggested by Mirapro, including feet, wheels, lifting eyes, thicker crossbars under BF, IM etc.
- Includes final rail system except for interface plate to mirror box.
- Includes full PI with ballast masses.
- Includes cable clamps.
- Includes correct versions of BF and SF.
- Includes new BF pushrod parts to work around different placement of blade screws in new version of BF.
- Includes cleanbag support bars.
- Includes key parts of mirror box (enough to check for interference) - needs more work.
- Does not include various invisible duplicate assemblies.
- Got status from Miyakawa-san on electronics - there should be enough of the boxes AEL is supplying.
Cleanbag design was finalized; Aso-san is ordering: 160419-ﾁｬﾝﾊﾞｰｶﾊﾞｰⅡ型.pdf
- Quote for flags and prisms was received, but expensive - may drop rigid flag design.
- The mirror box will require only very minor modifications for flags and prisms - Tatsumi-san will arrange immediately.
- Fabian worked on understanding Sekiguchi-san's control design to help decide optimum wire thickness.
- Mark worked on install procedure and schedule.
- Takahashi-san enquired with NIKHEF about oscillator cards for LVDT chassis - lead time would be 3-4 months.