Ultra-Microbalance
AssemblyA null-balance beam carries the sample on a hangdown wire; an optical position transducer senses any tilt and a tare motor restores the beam, the restoring current giving the mass to microgram resolution. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Ultra-Microbalance
6 top-level lines as of r172211| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Balance Beam | tga-balance-beam | 1× | 1 | · | part |
| 2 | Optical Position Transducer 2 parts | tga-position-transducer | 1× | 1 | 0 | assembly |
| 3 | Tare / Restoring Motor 2 parts | tga-tare-motor | 1× | 1 | 0 | assembly |
| 4 | Hangdown Wire | tga-hangdown-wire | 1× | 1 | · | part |
| 5 | Pivot Flexure | tga-balance-flexure | 1× | 1 | · | part |
| 6 | Balance Control Board 5 parts | tga-balance-board | 1× | 1 | 0 | assembly |