Difference between revisions of "Frameless Scale"
(→Goals:) |
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Line 5: | Line 5: | ||
*Low thermal drift and creep. | *Low thermal drift and creep. | ||
*Low power consumption. | *Low power consumption. | ||
− | *Automatically | + | *Automatically resumes operation after power failure. |
*Can be built by 15 year old student (9th grader) using hand tools. | *Can be built by 15 year old student (9th grader) using hand tools. | ||
*No soldering. | *No soldering. |
Revision as of 04:33, 30 September 2014
Goals:
- Parts cost under $100 and are readily available.
- Low thermal drift and creep.
- Low power consumption.
- Automatically resumes 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.