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Table of Contents:
| Table of Contents |
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Page Status
Nearly complete. Need to add telemetry link.
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Relevant Devices
Description | Qty | Source | Part Number |
|---|---|---|---|
Shutter Computer Interface | 21 | Galil | Galil RIO-47142 |
Galil Power Supply | 21 | Galil | PS-2.50-24 |
Source Select Shutter | 2 | Uniblitz | RS20B |
Source Select Shutter Power Supply | 2 | Digikey | 102-3595-ND |
Power Supply Adapter Cable | 2 | Digikey | 839-1145-ND |
Source Select Shutter Cable (custom) | 2 | KPF | KPF- |
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Relevant Functional Block Diagram
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Note to Will: for initial testing you can ignore the custom cable and its connectors. The flying leads of the ‘Shutter cables’ can directly connect to the terminal board for the Galil (with the flying leads of the power supply adapters sharing the +5V and Ground terminal screw connectors).
To add to diagram: one of the shutters to be labelled as the ‘Science Select Shutter’ and the other will be the ‘Sky Select Shutter’
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Software Actions
Action | Notes | |
|---|---|---|
| 1 | Open science select shutter | Shutter is bi-stable |
| 2 | Close science select shutter | Shutter is bi-stable |
| 3 | Open sky select shutter | Shutter is bi-stable |
| 4 | Close sky select shutter | Shutter is bi-stable |
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Operational Modes
Link to Source Selection Shutter tab within Operational Modes Spreadsheet
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Required Adjustable Settings
Setting | When Needed | Notes | ||
|---|---|---|---|---|
Build | Observing | Maintenance | ||
None | - | - | - | |
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Required Telemetry
Parameter | Report Frequency | Purpose | Notes | |
|---|---|---|---|---|
| 1 | Science Select Shutter state | On state change | Knowledge of shutter being open or closed | |
| 2 | Sky Select Shutter state | On state change | Knowledge of shutter being open or closed |
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Required Alarms
Parameter | Threshold | Notes | |
|---|---|---|---|
| 12 |
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Relevant Datasheets & Manuals
Description | File | Source | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Uniblitz VED24 Datasheet |
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| 2 | Uniblitz VED24 Manual |
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| 3 | Uniblitz RS20B shutter datasheet |
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| 42 | Galil RIO 471xxx datasheet |
| 5 | Uniblitz NS65B shutter datasheet |
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