KAGRA Logbook

Reports 1-1 of 1

CRY (Cryo-payload EX)

takahiro.miyamoto - 16:41 Monday 26 March 2018 (4539)

sensor and actuator operation check

[ Tomaru, Ushiba, Yamada, Rishabh, Miyamoto]

We checked the polarity of the coil magnet actuator.

We uploaded the summary file.

today's progress

- connected the cables between cryo-payload and digital system at EXV chamber

- removed the test D-sub cable

- checked the sensor and actuator connection

- checked the porality of the coil magnet actuator

- checked the Moving mass system operation

Non-image files attached to this report

etmxcoilmagnetporality.pdf

Comments to this report:

yutaro.enomoto - 16:47 Friday 13 April 2018 (4709)

See 4708!!!
Polarity reported in this log might be wrong!!!

takahiro.miyamoto - 17:25 Tuesday 17 July 2018 (5540)

I found the wrong polarity again…

IM H2 : “-“ —> “+”

I confirmed this wrong using Oplev signal.

takafumi.ushiba - 12:55 Wednesday 18 July 2018 (5548)

Hi Miyamoto-kun,

Thank you for the report.
Could you upload screenshots of the latest output filters of MN, IM, and TM?
It is very useful in case we lose the current setup information.

takahiro.miyamoto - 13:48 Thursday 19 July 2018 (5559)

Thank you for your comment.
I uploaded each screenshots of the latest version.

Images attached to this comment