Gamma-ray Large Area Space Telescope. 7D: Tray test plans. GLAST Large Area Telescope: Tracker Subsystem. Nicola Mazziotta University and INFN Bari - Italy firstname.lastname@example.org. Outline. Overview Tray test matrix Panel vib plan Tray thermal plan Test schedule Stacked cosmic rays.
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GLAST Large Area Telescope:Tracker Subsystem
Nicola MazziottaUniversity and INFNBari - Italymazziotta@ba.infn.it
Tray assembly: ladders and MCMs on trays
Stacked cosmic rays*
Electrical test before MCMs encapsulation
Tray functional test*
Tray thermal cycles*Overview
W side on the top
On orbit temperature range -15°C 30°C
The tray will be tested in its own service box.
Vib test rate ≥ 4 panels/day (Centrotecnica-Milano)
Thermal test lot ≥ 4 trays/cycle in 4 climatic chambers (2 ready by Pg in Terni, 1 foreseen in Pi, 1 foreseen in Ba)
Test rate/climatic chamber ∼ 1 tower/month
Tray stacked in single view
2 stacks for a whole tower, readout with a single TEM