Type-A Tower ETMX Specification

IP

Ifconfig_ETMXv1.png

Accelerometer (ACC)

|| || Calibration [(um/s^2)/cnt] ||

ACC H1 (SN7)

-5.288

ACC H2 (SN8)

5.830

ACC H3 (SN5)

-5.289

calibACC_sn7_20171016.png calibACC_sn8_20171016.png calibACC_sn5_20171017.png

LVDT

calibLVDT_ETMX_IPH1_20171012.png calibLVDT_ETMX_IPH2_20171012.png calibLVDT_ETMX_IPH3_20171012.png

Actuator polarization

Polarity is determined so that an +offset at the COILOUTF applies +yaw force in each actuator.

Diagonalization matrix

H1

H2

H3

To:

0.6440

-0.1726

-0.4714

Long.

0.1726

-0.6440

0.4714

Trans.

0.6833

0.6833

0.6833

Yaw

H1

H2

H3

To:

0.6666

-0.3333

-0.3333

Long.

0

-0.5774

0.5774

Trans.

0.5612

0.5612

0.5612

Yaw

Long.

Trans.

Yaw

To:

1.

0

0.5940

H1

-0.5000

-0.8660

0.5940

H2

-0.5000

0.8660

0.5940

H3

GAS

LVDT

calibLVDT_ETMX_F0GAS20171012.png calibLVDT_ETMX_F1GAS20170907.png calibLVDT_ETMX_F2GAS20170822.png

calibLVDT_ETMX_F3GAS20170803.png calibLVDT_ETMX_BFGAS20170725.png

Movable range by Fishing Rod

BF

BFconfig_ETMX.png

LVDT (BF Damper)

Note: Polarity may change when connecting the secondary coil to the cable. This configuration is confirmed on [2017.10.27] (It will change after the cable replacement scheduled in November 2017.)

calibLVDT_ETMX_BFV1_20170802.png calibLVDT_ETMX_BFV2_20170802.png calibLVDT_ETMX_BFV3_20170803.png

calibLVDT_ETMX_BFH1_20170802.png calibLVDT_ETMX_BFH2_20170802.png calibLVDT_ETMX_BFH3_20170802.png

Actuator polarization

Polarity is determined so that an +offset at the COILOUTF applies +yaw force in each actuator.

Note: Polarity may change when connecting the secondary coil to the cable. This configuration is confirmed on [2017.10.27]

Diagonalization matrix

V1

V2

V3

H1

H2

H3

To:

0

0

0

-0.5774

0

0.5774

Long.

0

0

0

-0.3333

0.6666

-0.3333

Trans.

0.3333

0.3333

0.3333

0

0

0

Vert.

0

1.5861

-1.5861

0

0

0

Roll

1.8315

-0.9158

-0.9158

0

0

0

Pitch

0

0

0

0.8170

0.8170

0.8170

Yaw

L

T

V

R

P

Y

To:

0

0

1.

0

0.3640

0

V1

0

0

1.

0.3152

-0.1820

0

V2

0

0

1.

-0.3152

-0.1820

0

V3

-0.8660

-0.5000

0

0

0

0.4080

H1

0

1.

0

0

0

0.4080

H2

0.8660

-0.5000

0

0

0

0.4080

H3