Difference between revisions of "Engineering Run"
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* Complete a scan of beam currents at 10 nA, 20 nA, 30 nA, 40 nA, 50 nA, 60 nA, 70 nA. At each setting record rates in all detectors and currents in DC, SVT, and MM. | * Complete a scan of beam currents at 10 nA, 20 nA, 30 nA, 40 nA, 50 nA, 60 nA, 70 nA. At each setting record rates in all detectors and currents in DC, SVT, and MM. | ||
Take 15 min of data at each setting. Enter DC occupancies from mon12 in the logbook. | Take 15 min of data at each setting. Enter DC occupancies from mon12 in the logbook. | ||
+ | * Perform DC HV/threshold study with settings #8, #9, #9 for R1, R2, R3 with thresholds of -20 mV, -30 mV, -30 mV. | ||
* Complete calibration runs at beam currents of 10 nA and 25 nA. Take 2 hr of data at each setting | * Complete calibration runs at beam currents of 10 nA and 25 nA. Take 2 hr of data at each setting | ||
* Complete calibration runs at beam currents of 50 nA and 75 nA. Take 2 hr of data at each setting | * Complete calibration runs at beam currents of 50 nA and 75 nA. Take 2 hr of data at each setting |
Revision as of 16:53, 16 December 2017
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- Note, all non-JLab numbers must be dialed with an area code. When calling from a counting-house landline, dial "9" first.
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CLAS12 Engineering Run, Fall 2017
Beam energy 10.6 GeV (5 pass)
Torus : +3200 A (85% field), Solenoid: 2416 A (100% field), full target;
Important: Document all your work in the logbook!
Remember to fill in the run list at the beginning and end of each run (clas12run@gmail.com can fill the run list)
RC: Daniel S. Carman
- (757) 575-7540
- 9 575 7540 from Counting Room
- carman@jlab.org
PDL: Eugene Pasyuk
- (757) 876-1789
- 9 876-1789 from Counting Room
- pasyuk@jlab.org
Run Plan:
Take 15 min of data at each setting. Enter DC occupancies from mon12 in the logbook.
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General Instructions:
Beam Tuning:
When ready to get beam, Turn all beamline devices ON, turn all CLAS12 detectors OFF (including SVT)
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Every Shift:
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Every Run:
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