Transmission Monitor's Vibration Isolation Stage for X: preparation (TMS-VISX)

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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).

Polarity & Calibration Factor

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).

Polarity & Calibration Factor

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

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

Task list

Note: some of the tasks can be done in parallel.

Signal Assign

Pin Name

Resistance

Equipment

Assign

Comment1

Comment2

Connection

KAGRA/subgroup/AOS/TMS-VIS0 (last edited 2018-10-24 19:00:52 by TomotadaAkutsu)