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- IMPORTANT: the shutter affects the beam globally, call ACR before putting shutter in
- Information taken from: https://github.com/slaclab/facet-matlabTNG/blob/master/F2_DAQ/F2_runDAQ.m
see: function grab_BG(obj) - example script: git → epics/shutter_control/main_01.py
DAQ code
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findpv CAMR:LI20:108% (note that wildcard is '%')