FIELD: electrical engineering. SUBSTANCE: voltage drop across reference resistor series-connected to battery power circuit is converted into frequency. Result of conversion is changed from second to hour. Then signal goes via switches responding to charge or discharge voltage to respective inputs of reversing counter. State of the latter is indicated by digital display. EFFECT: improved design. 1 dwg
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---|---|---|---|
DEVICE FOR MONITORING THE STATE OF CHARGE OF STORAGE BATTERY | 0 |
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Authors
Dates
1997-09-27—Published
1993-06-08—Filed