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vacuum_control [2014/11/17 10:14] pereira [General Information] |
vacuum_control [2014/11/17 10:45] pereira [Object Box] |
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* Page 7: **Vacuum section 19** corresponds to the **focal-plane chamber**. It is isolated from the rest of the beam line by gate valve I265GV. The ion-gauge monitoring the vacuum pressure in this section is **I264IG** | * Page 7: **Vacuum section 19** corresponds to the **focal-plane chamber**. It is isolated from the rest of the beam line by gate valve I265GV. The ion-gauge monitoring the vacuum pressure in this section is **I264IG** | ||
- | * Page 13: This page displays the pressures read by ALL the ion gauges of the analysis line and spectrograph | + | * Page 13: This page displays the pressures read by ALL the ion gauges of the analysis line and spectrograph |
- | {{: | + | {{: |
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The ion gauge for the [[Stations|Object station chamber]] vacuum system makes too much light for the object scintillator. | The ion gauge for the [[Stations|Object station chamber]] vacuum system makes too much light for the object scintillator. | ||
+ | As stated above, this ion-gauge can only be turned off " | ||
===== Target Chamber ===== | ===== Target Chamber ===== | ||
The venting and pumping of the target area vacuum chamber is taken care of by the experimenters. Since this chamber is always shifting between different configurations, | The venting and pumping of the target area vacuum chamber is taken care of by the experimenters. Since this chamber is always shifting between different configurations, | ||
- | **Important note**: Ensure that the experimenters never pump the chamber down if the spectrograph vacuum section is vented. The pressure gradient between both sections would " | + | **Important note**: Ensure that the experimenters never pump the chamber down if the spectrograph vacuum section is vented. The pressure gradient between both sections would " |
===== Spectrograph ===== | ===== Spectrograph ===== | ||
- | This system is pumped with cryopumps. Please do not vent this section if the target chamber is under vacuum pressure. The pressure gradient between both sections would " | + | This system is pumped with cryopumps. Please do not vent this section if the target chamber is under vacuum pressure. The pressure gradient between both sections would " |
===== Focal Plane Box ===== | ===== Focal Plane Box ===== |