Instrument Main Board
AssemblyThe processor board that times the valve sequence and computes leak rate from the sensor readings. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Instrument Main Board
5 top-level lines as of r97331| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 2 | Microcontroller | mcu | 1× | 1 | · | part |
| 3 | SMD Passive (R/C/L) | smd-passives | 160× | 160 | · | part |
| 4 | Connector | connector | 8× | 8 | · | part |
| 5 | Relay | relay | 4× | 4 | · | part |