DVCS-2 Mechanical Design Status Charles Hyde Guy Reinmuth LPC Clermont Hall A DVCS Collaboration Meeting December 2008 Monastir, Tunisia
3D overview
Data Acquisition Position XY- Table DVCS Stand 75cm
Calorimeter: Plan View
Elastic Calibration: Target to Calo = 5.6 m No double cantilever
Full Extension: Target to Calo = 6.24 m Double cantilever
Cable Passage, Light Isolation Removable floor-plates 75 cm HV, LV, DC: Flat ribbon cables to main patch Signal: RG58
E Calorimeter Cabling
E Patch Panel
XY-Table in LED Calibration Position, 3m Black Box and XY-Table move separately Requires crane XY-Table cable
XY-Table, Detail New XY arms for 39x48 cm 2 motion.
XY-Table in LED Calibration Position Black Box and XY-Table move separately Requires crane XY-Table cable
Blue Light
Blue Light, with Ballasts
Calo Blocks Add another square annulus to secure PMT base.
SICCAS
ATLAS and “MOD” R7877 PMTs Same pinout? Different shape. 100 PMT on order
E General View
E General View / Patch Panel