The direction and amount of movement of KeyStone when StepperMotor is moved to + or -.

K-Log#18742

Knowledge

StepperMotor:one rotation = 51200[cnt] = FR moves 1mm

List

ITMX

GAS

stepper(+)

stepper(-)

movement amount (KeyStone movement amount when moving to + direction)

F0

UP

DOWN

+60[um]/12800[cnt]

F1

UP

DOWN

+50[um]/12800[cnt]

F2

UP

DOWN

+90[um]/12800[cnt]

F3

UP

DOWN

+80[um]/12800[cnt] (STANDALONE CH0)

BF

DOWN

UP

-20[um]/12800[cnt]

K-Log#18620

ITMY

GAS

stepper(+)

stepper(-)

movement amount (KeyStone movement amount when moving to + direction)

F0

UP

DOWN

+XX[um]/12800[cnt]

F1

UP

DOWN

+XX[um]/12800[cnt]

F2

UP

DOWN

+XX[um]/12800[cnt]

F3

UP

DOWN

+XX[um]/12800[cnt]

BF

UP

DOWN

+XX[um]/12800[cnt]

ETMX

GAS

stepper(+)

stepper(-)

movement amount (KeyStone movement amount when moving to + direction)

F0

UP

DOWN

+30[um]/12800[cnt]

F1

DOWN

UP

-100[um]/12800[cnt]

F2

--

--

Not used.(K-Log#17715)

F3

DOWN

UP

-160[um]/12800[cnt]

BF

DOWN

UP

-100[um]/12800[cnt]

K-Log#19126

ETMY

GAS

stepper(+)

stepper(-)

movement amount (KeyStone movement amount when moving to + direction)

F0

UP

DOWN

+XX[um]/12800[cnt]

F1

UP

DOWN

+XX[um]/12800[cnt]

F2

(UP)

DOWN

+XX[um]/12800[cnt]

F3

UP

DOWN

+XX[um]/12800[cnt]

BF

UP

DOWN

+XX[um]/12800[cnt]

K-Log#19126

BS

SRM

SR2

SR3

GAS

stepper(+)

stepper(-)

movement amount (KeyStone movement amount when moving to + direction)

F0

??

??

??[um]/12800[cnt]

F1

??

??

??[um]/12800[cnt] (STANDALONE2 CH0)

BF

??

??

??[um]/12800[cnt]

KAGRA/Subgroups/VIS/OpsManual/Stepper/Direction (last edited 2022-06-22 17:23:10 by satoru.ikeda)