Answered by The WikiAnswersÂ® Community. Answers.comÂ® is making the world better one answer at a time. The question is somewhat vague, but basically any valve that is operated with any form of electricity can be considered 'electro'.
For a random urine sample, normal values are 0 to 20 mg/dL. For a 24-hour urine collection, the normal value is less than 80 mg per 24 hours. The examples above are common measurements for results of these tests. Normal value ranges may vary slightly among different laboratories.
However, a small amount of filtered plasma proteins and protein secreted by the nephron (Tamm-Horsfall protein) can be found in normal urine. Normal total protein excretion does not usually exceed 150 mg/24 hours or 10 mg/100 ml in any single specimen. More than 150 mg/day is defined as proteinuria.