Table of Contents:
Relevant Devices
Description | Qty | Source | Part Number |
|---|---|---|---|
Ion Pump Controller | 4 | Gamma | SPC-1-P-S-1-US110-E-S-N |
Ion Pump | 4 | Gamma | 3SDI1V5KNN (3S TiTan) |
Air Cables | 4 | ||
Vacuum Cables | 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.
Relevant Functional Block Diagram
to be added
Software Actions
Action | Notes | |
|---|---|---|
| 1 | Green controller 1: take pressure measurement | Value reported as telemetry (see below) |
| 2 | Green controller 2: take pressure measurement | Value reported as telemetry (see below) |
| 3 | Red controller 1: take pressure measurement | Value reported as telemetry (see below) |
| 4 | Red 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 |
Required Adjustable Settings
Setting | When Needed | Notes | ||
|---|---|---|---|---|
Build | Observing | Maintenance | ||
Required Telemetry
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 |
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 |
Relevant Datasheets & Manuals
Description | File | Source | |
|---|---|---|---|
| 1 | SPC Controller Spec Sheet | ||
| 2 | SPC Controller Manual | ||
| 3 | SPC ModBus Register Map | ||
| 4 | SPC Firmware | ||
| 5 | SPC Labview Drivers |
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