Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use...
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![Page 1: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/1.jpg)
Designing a Portable Data Acquisition Unit:Increasing Efficiency and Maximizing Productivity by
Use of Standards
Dustyn IwamotoHome Institution: Honolulu Community College
CfAO Akamai Internship 2007Advisor: Lucio Ramos
Subaru Telescope, NAOJ
![Page 2: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/2.jpg)
Outline
• Background
• Special Considerations
• Main Problem
• Solution
• Implementation
• Questions?
![Page 3: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/3.jpg)
Background
Project : Design a portable troubleshooting unit that can be used at the summit and base of operations.
![Page 4: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/4.jpg)
Special Considerations
•Elevation and Temperature
•Almost 14,000 ft
•Below 10 degrees Celsius (50°F)
•Agilent Equipment Ratings
•10,000 ft
•23 Degrees Celsius (73.4°F)
![Page 5: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/5.jpg)
Summit Base
•Benchmark (known good)
•Compare w/ faulty
•Normal operation
![Page 6: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/6.jpg)
Main Problem
• Connector– No Standard– Durability– Secure Connection– Ease of use
![Page 7: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/7.jpg)
Solution
• Mil-Spec 3111– Durable– Bayonet Lock– Variety of pin designs
![Page 8: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/8.jpg)
Proposed Standard
• Mil-Spec 3111 connectors• Pros
– Durable, easy to use– Increased troubleshooting efficiency– One connector per module as opposed to 5 serial connectors
• Cons– Expensive to implement– Difficult to wire
![Page 9: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/9.jpg)
ImplementationPin Color
Hi HH BlackLo GG BrownHi FF RedLo EE OrangeHi DD YellowLo CC GreenHi BB BlueLo AA PurpleHi z GreyLo y White
ChannelWire#1
1
2
3
4
5
![Page 10: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/10.jpg)
Conclusion
• Built (1 of 2) portable data acquisition units
• Designed and proposed a standard that has been implemented at Subaru.
![Page 11: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/11.jpg)
Acknowledgements
• Lucio Ramos– Mentor
• James & Ki’aina– System Adiministrators
• Jennifer Takaki• Subaru Staff
Funding provided through the Center for Adaptive Optics, a National Science Foundation Science and Technology Center (STC), AST-987683
![Page 12: Designing a Portable Data Acquisition Unit: Increasing Efficiency and Maximizing Productivity by Use of Standards Dustyn Iwamoto Home Institution: Honolulu.](https://reader036.fdocuments.in/reader036/viewer/2022070410/56649f2a5503460f94c44117/html5/thumbnails/12.jpg)