venting_pumping_object_box
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| Both sides previous revision Previous revision | Next revision Both sides next revision | ||
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venting_pumping_object_box [2023/06/02 17:13] swartzj |
venting_pumping_object_box [2023/06/02 17:14] swartzj |
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| The procedure is then as follows: | The procedure is then as follows: | ||
| - Close the valve to the roughing pump RV. | - Close the valve to the roughing pump RV. | ||
| - | - Now you can plot the pressure at BPG to monitor the pressure before you open the vent valve. | + | - Now you can plot the pressure |
| - **Keep a constant eye on the pressure level** as it increases rapidly. When it approaches 800 torr, **it is imperative that you close the venting valve.** Failure to do so will result in over-pressure in the chamber since it will continue to be filled with dry nitrogen. | - **Keep a constant eye on the pressure level** as it increases rapidly. When it approaches 800 torr, **it is imperative that you close the venting valve.** Failure to do so will result in over-pressure in the chamber since it will continue to be filled with dry nitrogen. | ||
| - You can now enter and open the chamber. | - You can now enter and open the chamber. | ||
venting_pumping_object_box.txt ยท Last modified: 2024/02/06 10:40 by noji
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