Difference between revisions of "Friday Nov 04, 2016: OWL Shift"

From Hall A Wiki
Jump to: navigation, search
(New page: ====Shift Duties==== * Take Production data * Log all issues, alarms and questions. * Perform shift checklist. * Log target status twice per shift.)
 
 
Line 1: Line 1:
 +
Return to [[Daily_Run_Plans|List of Daily Run Plans]]
 +
 
====Shift Duties====
 
====Shift Duties====
 
* Take [[#Production Running|Production data]]
 
* Take [[#Production Running|Production data]]
Line 4: Line 6:
 
* Perform shift checklist.
 
* Perform shift checklist.
 
* Log target status twice per shift.
 
* Log target status twice per shift.
 +
 +
====Production Running====
 +
Take 1 hour runs for both Left HRS DAQ and Right HRS DAQ.
 +
Follow Kinematic settings for [[Run_Plan_(DVCS3) | DVCS Kin_60_1]] and [[Parasitic_Production_Run_Plan_R-HRS_48.75_degrees|GMp 4th Pass "Parasitic" Kinematics]], summarized below:
 +
 +
{|
 +
|Beam current
 +
|10 μA
 +
|-
 +
|Beam Energy
 +
|8.5 GeV
 +
|-
 +
|Target
 +
|LH2 (Loop 2)
 +
|-
 +
|Raster
 +
|ON (2x2mm<sup>2</sup>) [MCC units h=2, w=3]
 +
|-
 +
|VDC HV (both arms)
 +
|ON
 +
|-
 +
|DVCS Calo HV
 +
|ON
 +
|}
 +
 +
 +
'''DVCS Kin_60_1'''
 +
{|
 +
|-
 +
|DVCS Calo Angle
 +
|15.89&deg;
 +
|-
 +
|DVCS Calo Distance
 +
| 1.5 m
 +
|-
 +
|LHRS Polarity
 +
|Negative
 +
|-
 +
|LHRS Momentum
 +
|3.594 GeV/c
 +
|-
 +
|LHRS Angle
 +
|24.564&deg;
 +
|-
 +
|LHRS Q1 Current
 +
|749.67 Amps (regulator '''OFF''')
 +
|-
 +
|LHRS DAQ Config
 +
|DVCS
 +
|-
 +
|prescaleL
 +
| PS9=1 (all others zero)
 +
|}
 +
 +
 +
GMp 4th Pass "Parasitic" Kinematics
 +
{|
 +
|-
 +
|RHRS Polarity
 +
|Negative
 +
|-
 +
|RHRS Momentum
 +
|1.804 GeV/c
 +
|-
 +
|RHRS Angle
 +
|53.475&deg;
 +
|-
 +
|RHRS DAQ Config
 +
|RHRSadaq2
 +
|-
 +
|prescaleR
 +
| PS1=PS2=PS3=1, && PS8=100 (all others zero)
 +
|}
 +
 +
 +
 +
Compton runs
 +
{|
 +
|-
 +
Stop/Start a Compton run every 2 hours - The Compton DAQ is running on the COMPTON computer located in the back room in the Hall A counting house (the room with food)
 +
|}

Latest revision as of 12:39, 5 November 2016

Return to List of Daily Run Plans

Shift Duties

  • Take Production data
  • Log all issues, alarms and questions.
  • Perform shift checklist.
  • Log target status twice per shift.

Production Running

Take 1 hour runs for both Left HRS DAQ and Right HRS DAQ. Follow Kinematic settings for DVCS Kin_60_1 and GMp 4th Pass "Parasitic" Kinematics, summarized below:

Beam current 10 μA
Beam Energy 8.5 GeV
Target LH2 (Loop 2)
Raster ON (2x2mm2) [MCC units h=2, w=3]
VDC HV (both arms) ON
DVCS Calo HV ON


DVCS Kin_60_1

DVCS Calo Angle 15.89°
DVCS Calo Distance 1.5 m
LHRS Polarity Negative
LHRS Momentum 3.594 GeV/c
LHRS Angle 24.564°
LHRS Q1 Current 749.67 Amps (regulator OFF)
LHRS DAQ Config DVCS
prescaleL PS9=1 (all others zero)


GMp 4th Pass "Parasitic" Kinematics

RHRS Polarity Negative
RHRS Momentum 1.804 GeV/c
RHRS Angle 53.475°
RHRS DAQ Config RHRSadaq2
prescaleR PS1=PS2=PS3=1, && PS8=100 (all others zero)


Compton runs

Stop/Start a Compton run every 2 hours - The Compton DAQ is running on the COMPTON computer located in the back room in the Hall A counting house (the room with food)
Retrieved from "https://hallaweb.jlab.org/wiki/index.php?title=Friday_Nov_04,_2016:_OWL_Shift&oldid=31443"