PP2 Status TRTJack Fowler – 14 December 200514 Dec 2005 Jack Fowler TRT electronics meeting 2PP2 Positions14 Dec 2005 Jack Fowler TRT electronics meeting 3Current Status of the Platforms• Sector 13 – seems to be OK– One issue is to resolve the location of the ID NMR amplifier box with relation to Pixel Type II cables– No issues with TRT• Sector 3 – cable routing interference with Muon chamber– Reposition power boxes on platform• Sector 1 and 9 – difficulty with Type III cable trays– May have to reroute Type II cables from below– May have to reposition boxes on platforms or change orientation• Sector 7 – evaluation stage14 Dec 2005 Jack Fowler TRT electronics meeting 4Conditions for Changes to Box Position• Type II cables are made– Any changes in box position must not require that cables be longer– If cables are too long, then space for extra cables must be available• Power box accessibility must be maintained– Access space for Type III cable side must stay at 60 cm• Box position must stay in reinforced areas on platforms14 Dec 2005 Jack Fowler TRT electronics meeting 5Existing layout in Sector 314 Dec 2005 Jack Fowler TRT electronics meeting 6Proposed layout Sector 3TRT POWER & SIGNALSPIXEL POWERTRT HV CONNECTORSPIXEL ENVPIXEL NTC / OPTO14 Dec 2005 Jack Fowler TRT electronics meeting 714 Dec 2005 Jack Fowler TRT electronics meeting 814 Dec 2005 Jack Fowler TRT electronics meeting 914 Dec 2005 Jack Fowler TRT electronics meeting 10Other Issues• Mechanical interconnections– Complete cooling tests– Finalize cooling manifold connections between boxes based on test results and to inlet and outlet tubing – ID – Cleaning and test specs for cooling system – TC/ID– Sniffer tubing and connections – ID – Fixation of HV connectors – ID – Electrical insulation between boxes???• Details of type 2 cable cooling installation – TC • Type 3 cable trays and supports need definition– This includes exact cable routing - TC– Cable lengths and needed now to ensure delivery – TC– Strain relief for cables - TC14 Dec 2005 Jack Fowler TRT electronics meeting 11Schedule• Mock up of sector 13 on the platform– SCT cables will be installed in early Jan ’06– Some TRT/Pixel cables can be installed (if available) after this– Power boxes to be installed on platform late Jan / early Feb ‘06• This may be a temporary installation • To evaluate strain relief for cables, cooling/sniffer connections and Type III cable routings– Platforms in sectors 3, 7, 1 and 9 to be installed in Jan ‘06• Sequence of installation for PP2 boxes– sectors 13, 3, 7, 1 and 9– No definite time schedule set at this