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FLAO Interface Control Document
Presented by A. Riccardi
S. Esposito, A. Tozzi, A. Riccardi, R. Biasi, D. Gallieni
FLAO system external review, Florence, 30/31 March 2009
ICD structure
• Described interfaces for W@LBT and LBT672:– Mechanical– Optical– Cooling– Electrical power and signals– Network– Real time communication
• SW interfaces in a different document
FLAO system external review, Florence, 30/31 March 2009 2
Overview of connections
FLAO system external review, Florence, 30/31 March 2009 3
LBT672:M2 unit in Hub
LBT672:Spider-arm cabinet
W@LBT: AGW unit
Overview of physical connections
FLAO system external review, Florence, 30/31 March 2009 4
Power lines (120VAC, UPS assisted, from tel.)Power lines (208VAC, from telescope)Power lines (48VDC, internal)Gbit ethernet (optical fiber)Fast comm link (optical)I/O signals (diagnostic lines)
Cooling lines (from telescope)
W@LBT: structure
FLAO system external review, Florence, 30/31 March 2009 5
W@LBT: 264 kg (total AGW: 684 kg)
W@LBT: Mechanical interface
FLAO system external review, Florence, 30/31 March 2009 6
3x2 connection screws (4 M8, 2 M10)3x2 connection screws (4 M8, 2 M10)
W@LBT: Mechanical interface
FLAO system external review, Florence, 30/31 March 2009 76 connection M10 screws
2 connection M6 screws
W@LBT: Cooling interface
FLAO system external review, Florence, 30/31 March 2009 8
LBT672: interface sectioning
FLAO system external review, Florence, 30/31 March 2009 9
1
2
4
3
Spider-arm cabinet
M2 unit in Hub
Mirror unit:303 kgHexapod: 149 kgHub: 253 kg Tot: 708 kg
LBT672: Mechanical interfaces
FLAO system external review, Florence, 30/31 March 2009 10
Electrical/Communication
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Electrical/Communication/Cooling
FLAO system external review, Florence, 30/31 March 2009 12
Fiber connector (18 fibers)
Power and digital flags connector
Fluxmeter connector
Hub temperature
End of presentation
FLAO system external review, Florence, 30/31 March 2009 13