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Add a pointer name of your choosing with *
*IM2K4_XrayPower
For the LCLS2 DAQ, you should also specify which protocol is used to access the PV:
Add the pv name specifying whether it is read using channel access (ca), or pv access (pva) at the end
IM2K4:PPM:SPM:VOLT_RBV ca
For the LCLS1 DAQ, this you only list the PV
IM2K4:PPM:SPM:VOLT_RBV
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