2981
Comment:
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4782
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Deletions are marked like this. | Additions are marked like this. |
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* '''Observations:''' this fishing rod didn't seem to have any problems before but we haven't tried to use it at every temperature condition we've had. | * '''Observations:''' this fishing rod doesn't seem to have any problems, but we haven't used it at every temperature condition we've had. |
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Range: ''' [ -1,700,000 , 1,500,000 ]''' | * '''Range:''' * '''LVDT:''' [ -990 , 903 ] µm ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=8082|8082]]). * Stepper motor: [ -1,700,000 , 1,500,000 ] steps ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=8082|8082]]). * Temperature when measured: * Observations: |
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Range: from -750 µm to 1000 µm in the LVDT and from 300,000 to 1,000,00 steps in the stepper motor ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4431|4431]]). | * '''Range:''' * '''LVDT:''' [ -750 , 1000 ] µm ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4431|4431]]). * '''Stepper motor:''' [ 300,000 , 1,000,00 ] steps ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4431|4431]]). * Temperature when measured: * Observations: |
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Range: from -500 µm to 600 µm in the LVDT and from -550,000 to -250,000 ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4430|4430]]). | * '''Range:''' * '''LVDT:''' [ -500 , 600 ] µm ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4430|4430]]). * '''Stepper motor:''' [ -550,000 , -250,000 ] steps ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4430|4430]]). * Temperature when measured: * Observations: |
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([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=7758|7758]]) | * '''Range:''' * '''LVDT:''' [ 885 , -1299 ] µm ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=7758|7758]]). * '''Stepper motor:''' [ -500,000 , 1,100,000 ] steps ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=7758|7758]]). * Temperature when measured: * '''Observations:''' After pump down it was not possible to move the keystone to zero using the fishing rod. It went as high as -750 µm at the time ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=8135|8135]]). |
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([[http://p://klog.icrr.u-tokyo.ac.jp/osl/?r=4720|4720]]) | * '''Range:''' * '''LVDT:''' [ -2000 , 2000 ]''' '''µm ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4720|4720]]). * '''Stepper motor:''' [ -700,000 , 1,100,000 ] steps ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4720|4720]]). * Temperature when measured: * '''Observations:'''This fishing rod of not working at all ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=8135|8135]]). It's a real shame because it had a large range of 4 mm total. |
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([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4654|4654]]) | * '''Range:''' * '''LVDT:''' [ -1600 , +1000 ] µm ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4654|4654]]). * Stepper motor: [ -200,000 , 250,000 ] steps ([[http://klog.icrr.u-tokyo.ac.jp/osl/?r=4654|4654]]). (Not ) * Temperature when measured: * '''Observations:''' * After pump down it was not possible to move the keystone to zero using the fishing rod. It went as high as -265 µm at the time [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=8658|8658]]. * The number of steps for the stepper motor seem relatively small. In principle there's nothing wrong with this but let's point this out. |
Describe KAGRA/Subgroups/VIS/OpsManual/FishingRods here.
This page describes the status of the fishing rods.
Beam splitter
Top filter
Range:
Observations:
Standard Filter
Range:
Observations:
Bottom filter
Range:
Observations: this fishing rod doesn't seem to have any problems, but we haven't used it at every temperature condition we've had.
SR2
Top filter
Range:
- Observations:
Stardard filter
Range:
- Observations:
Bottom filter
Range:
- Observations:
Other related entries
SR3
Top filter
Range:
Observations: After pump down it was not possible to move the keystone to zero using the fishing rod. It went as high as -750 µm at the time (8135).
Standard Flter
Range:
Observations:This fishing rod of not working at all (8135). It's a real shame because it had a large range of 4 mm total.
Bottom Filter
Range:
Observations:
After pump down it was not possible to move the keystone to zero using the fishing rod. It went as high as -265 µm at the time 8658.
- The number of steps for the stepper motor seem relatively small. In principle there's nothing wrong with this but let's point this out.
Other related entries
SRM
Top Filter
(7857)
Standard Filter
(4721)
Bottom Filter
(4721)