Difference between revisions of "Frameless Scale"
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==Design Features== | ==Design Features== | ||
*No frame: no welding, no bending. | *No frame: no welding, no bending. | ||
| + | *Load cells are mounted in metal strut readily available from electrical or industrial suppliers in aluminum. galvanized or painted steel. | ||
*Only straight cuts and drilled holes. | *Only straight cuts and drilled holes. | ||
| − | |||
*Electrical connections are plugs or terminal blocks. | *Electrical connections are plugs or terminal blocks. | ||
Revision as of 03:31, 30 September 2014
Goals:
- Parts cost under $100 and are readily available.
- Low thermal drift and creep.
- Low power consumption.
- Automatically resume operation after power failure.
- Can be built by 15 year old student (9th grader) using hand tools.
- No soldering.
- No lethal voltages.
Design Features
- No frame: no welding, no bending.
- Load cells are mounted in metal strut readily available from electrical or industrial suppliers in aluminum. galvanized or painted steel.
- Only straight cuts and drilled holes.
- Electrical connections are plugs or terminal blocks.
