SCC Architecture Presentation - Thirty Meter Telescope
SCC Architecture Presentation - Thirty Meter Telescope
SCC Architecture Presentation - Thirty Meter Telescope
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Cabling and Connectors Quantity<br />
Number and type<br />
of conductors,<br />
per cable<br />
Source<br />
Destination<br />
sh hielded twisted pair<br />
u nshielded twisted pair<br />
d iscrete wires<br />
co oax<br />
Overall shield<br />
C onnectors per cable<br />
le ength(m)<br />
Moving Frame Mounted - must be<br />
vacuum compatible<br />
Seg Upper Box Seg Sensor Drive 2 2 0.80 * 3,234 4 12,936 10,349 6,468<br />
Seg Sensor Preamp Seg Upper Box 2 2 1 2 0.80 * 3,234 7 22,638 18,110 6,468<br />
WH motor WH Box 4 1 1 0.25 21 12,054 Wires are part of motor 5 60,270 15,068 12,054<br />
WH strain gauge WH Box 4 1 1 0.40 21 12,054 Wires are soldered to strain gauge 5 60,270 24,108 12,054<br />
Temp Sensors WH Box 1 1 0.40 3 1,722 Wires are soldered to temp sensor 3 5,166 2,066 1,722<br />
WH Box Seg Upper Box 4 1 2 0.50 3 1,722 9 15,498 7,749 3,444<br />
Qty per segment<br />
Total<br />
Qty<br />
Notes<br />
onductors per cable<br />
C<br />
ubtotal Conductors<br />
S<br />
opper Length (m)<br />
C<br />
ubtotal Connectors<br />
S<br />
Fixed Frame Mounted Shielded Cat5e or Cat6 cable with RJ45 IP65 connectors is acceptable for these<br />
Seg Upper Box Seg Lower Box 4 1 2 0.4 1<br />
This cable is demated/mated at the<br />
Segment Upper Box end during<br />
492 segment exchange 9 4,428 1,771 984<br />
Segment Actuator Seg Lower Box 4 1 2 0.6 3 1,476 9 13,284 7,970 2,952<br />
Cell Floor Mounted Shielded Cat5e or Cat6 cable with RJ45 IP65 connectors is acceptable for these<br />
Seg Lower Box Node Box 4 1 2 5.5 1 492 Length is 3-7m, average is shown 9 4,428 24,354 984<br />
Node Box Sector Hub 8 2 4 6 84 Length is 2-10m, average is shown 18 1,512 9,072 336<br />
Sector Hub Power & Sig Unit 8 3 2 4 90 6 Length is 80-100m, average is shown 21 126 11,340 24<br />
Number of segments 492 Number of Conductors 200,556<br />
Number of spare segments 82<br />
Total Copper Length (m)<br />
Number of Node Boxes 84<br />
(<strong>SCC</strong> Provided) 92,782<br />
Total Connectors<br />
Number of Edge Sensors 2,772 coax = coaxial cable<br />
(<strong>SCC</strong> Provided) 23,382<br />
Total Cables 36,570 * Most Segments have 6 Edge Sensors - some have fewer<br />
Cables procured through <strong>SCC</strong><br />
TMT Confidential<br />
Cables procured elsewhere<br />
18
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