Special tariff meter

The utility model relates to an electromechanical device used for measuring electric power, particularly the improvement of an electricity meter. The utility model is composed of a card and microprocessor components. The card comprises a bottom board and a memory. The microprocessor components compr...

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Bibliographic Details
Main Authors LIU ZHENGXING, LUO SHENGZONG
Format Patent
LanguageEnglish
Published 06.07.1994
Edition5
Subjects
MEASURING
MEASURING ELECTRIC VARIABLES
MEASURING MAGNETIC VARIABLES
PHYSICS
TESTING
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Summary:The utility model relates to an electromechanical device used for measuring electric power, particularly the improvement of an electricity meter. The utility model is composed of a card and microprocessor components. The card comprises a bottom board and a memory. The microprocessor components comprise a single chip computer, a reset circuit, a power on reset, a write-read prohibition circuit in reset time, an electricity meter, a rotation number pulse of a rotating disk of the electricity meter, a shaping circuit, an abnormality alarm circuit, an oscillation of crystal circuit, a time sharing meter and a change-over switch. The card is connected with the single chip computer through a socket connector. The utility model has the advantages that the utility model can realize the automation of meter reading and charging, can regulate load rate of power network, etc. The utility model is widely suitable for power supply system.
Bibliography:Application Number: CN1993212269U