= Transmission Monitor's Vibration Isolation Stage for X: preparation (TMS-VISX) = * With a fixed stage. * TMS = BRT (beam reducing telescope) + GPT (Gouy phase telescope) ||<>||<>||<>||||<>|| == Links to knowledge == * [[https://gwpo.nao.ac.jp/wiki/ATCstandalone|Standalone Machine in ATC]] * '''Mechanical design''': [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=6336|Mechanical design of TMS Vibration Isolation Stage (by Uraguchi-san)]] * '''Ref''': [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=6260| design of blade spring for TMS VIS stage (in Japanese) (by Uraguchi-san)]] * '''Ref''': [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5752| mechanical model of TMS VIS (in Japanese) (by Uraguchi-san)]] * '''Ref''': [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8502|TMS VIS coordinate (in Japanese) (by Uraguchi-san)]] * '''Ref''': [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=7663|SR Suspension Diagonalization Matrices (by Mark)]] * '''Ref''': [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=4155|A Study of Low Frequency Vibration Isolation System for Large Scale Gravitational Wave Detectors (by Sekiguchi)]] * Memo: [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8480]] * note: [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8508]] * メモ: [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/subgroup/AOS/TMS-VIS0/2018-09-12]] == LVDTs == Be careful! The pin assignment in the Dsub shell or the signal phases would be different from the below for #1 and #2, as I needed to once detach the pins when I installed the LVDTs (Akutsu). * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8464|Coil inspection report (JGW-T1808464)]] * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=5046]]: note: LVDT1's coil wires were broken. * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=5022]] * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=5106]]: note: LVDT6's coil wires were broken. === Polarity & Calibration Factor === * V: postive means that the LVDT outputs positive counts when TMS-VIS moves upward, and so the calibration factors are set. * H: postive means that the LVDT outputs positive counts when TMS-VIS moves positive yaw (counter clock wise from top view), and so the calibration factors are set. ||'''Sensor'''|| Serial#|| polarity || calibration factor || || LVDT V1 ||#4 || negative ||-0.149 [um/cnt] || || LVDT V2 ||#5 ||positive || 0.138 [um/cnt] || || LVDT V3 ||#6 ||negative ||-0.135 [um/cnt] || || LVDT H1 ||#1 ||positive || 0.154 [um/cnt] || || LVDT H2 ||#2 ||positive || 0.146 [um/cnt] || || LVDT H3 ||#3 ||positive || 0.150 [um/cnt] || == Actuator coils == Be careful! The pin assignment in the Dsub shell or the signal phases would be different from the below, as I needed to once detach the pins when I installed the coils (Akutsu). * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8465|Coil inspection report (JGW-T1808465)]] * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=5014]] * Tanioka-kun's efforts in 2017 * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=3323]] * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=3103]] * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=3009]] * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=2994]] * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=2823]] * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=2821]] * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=2820]] * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=2803]] === Polarity & Calibration Factor === * V: postive means upward (TMS-VIS moves in upward by inputting positive value to the act coils from MEDM) * H: positive means plus yaw (TMS-VIS moves in counter clock wise from top view by inputting positive value to the act coils from MEDM) ||'''Actuator'''|| polarity ||Serial#|| || COIL V1 || positive ||#10 || || COIL V2 || positive ||#11 || || COIL V3 || positive ||#12 || || COIL H1 || negative (obsolete) -> ||#7(obsolete)-> #2 || || COIL H2 || positive (obsolete)-> ||#8(obsolete) -> #4 || || COIL H3 || positive (obsolete) -> ||#9(obsolete)-> #5 || Unfortunately, the actuator coils serial#7, 8, and 9 were broken during the transportation from Mitaka to Xend; their serial number won't be used eternally. == Geophones == * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8466|Data sheets of the geophones (JGW-T1808466)]] * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=5024]] || Serical# of L-4C||Vert/Horiz||Naming of the assembled unit||Assembler|| || 404080975 || Vert || || || || 404080976 || Vert || TMS-VISX: Geo-V2|| Akutsu || || 404080977 || Vert || || || || 404080978 || Vert || || || || 404084240 || Vert || || || || 404084241 || Vert || TMS-VISX: Geo-V3|| Akutsu || || 404084242 || Vert || TMS-VISX: Geo-V1|| Fujii -> Akutsu || || 2 || Horiz|| TMS-VISX: Geo-H3|| Akutsu -> Uraguchi || || 3 || Horiz|| || || || 4 || Horiz|| TMS-VISX: Geo-H1|| Akutsu || || 5 || Horiz|| TMS-VISX: Geo-H2|| Akutsu || || 15 || Horiz|| || || || 16 || Horiz|| || || || 17 || Horiz|| || || == Cabling == * LVDT/Act - (coil wires) - Dsub9M - (Dsub9F - PTFE 2m - Dsub9F) - Dsub9M flange - Flipper cable - Dsub Cable * Geophone - (MIL C 26482 - PTFE 0.5m - Dsub9M) - (Dsub9F - 1.5m PTFE - Dsub9F) - Dsub9M flange - Flipper cable - Dsub Cable * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8452|PTFE cables]] == Task list == {{{#!wiki green/solid Note: some of the tasks can be done in parallel. }}} * == Signal Assign == ||Pin Name||Resistance|| Equipment || Assign || Comment1 || Comment2 || Connection ||