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Table of Contents:
| Table of Contents |
|---|
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Description | Qty | Source | Part Number |
|---|---|---|---|
Ion Pump Controller | 4 | ||
Ion Pump 2 | 4 |
Each pump has a dedicated controller.
Note there are two pumps per cryostat. One will be operated and the second will sit idle as a backup.
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Relevant Functional Block Diagram
to be added
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Software Actions
Action | Notes | |
|---|---|---|
| 1 | Green Controller controller 1: take pressure measurement | Value reported as telemetry (see below) |
| 2 | Green Controller controller 2: take pressure measurement | Value reported as telemetry (see below) |
| 3 | Red Controller controller 1: take pressure measurement | Value reported as telemetry (see below) |
| 4 | Red Controller controller 2: take pressure measurement | Value reported as telemetry (see below) |
| 5 | Green controller 1: turn pump on | |
| 6 | Green controller 1: turn pump off | |
| 7 | Green controller 2: turn pump on | |
| 8 | Green controller 2: turn pump off | |
| 9 | Red controller 1: turn pump on | |
| 10 | Red controller 1: turn pump off | |
| 11 | Red controller 2: turn pump on | |
| 12 | Red controller 2: turn pump off |
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Required Adjustable Settings
Setting | When Needed | Notes | ||
|---|---|---|---|---|
Build | Observing | Maintenance | ||
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Parameter | Report Frequency | Purpose | Notes | |
|---|---|---|---|---|
| 1 | Green controller 1 pressure value | Once per minute (TBC) | Monitor green cyrostat pressure | |
| 2 | Green controller 2 pressure value | Once per minute (TBC) | Monitor green cyrostat pressure | |
| 3 | Red controller 1 pressure value | Once per minute (TBC) | Monitor red cyrostat pressure | |
| 4 | Red controller 2 pressure value | Once per minute (TBC) | Monitor red cyrostat pressure |
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Required Alarms
Parameter | Threshold | Notes | |
|---|---|---|---|
| 1 | Green controller 1 pressure high | TBC | Only one pump per cyrostat will be in operation at any time. The alarm system would need to know which pump/controller is in operation at any time to monitor the correct pressure value. |
| 2 | Green controller 2 pressure high | TBC | |
| 3 | Red controller 1 pressure high | TBC | |
| 4 | Red controller 2 pressure high | TBC |
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Relevant Datasheets & Manuals
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