Electric meter having at least two display registers selected ac

Details Electric meter having at least two display registers selected ac Electric meter having at least two display registers selected ac

1984-11-27

1987-04-21

Eisenzopf, Reinhard J.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

Plural ranges, scales or registration rates

G01R 1157, G01R 1163

Patent

active

046599851

ABSTRACT:
An electric watthour meter provides for selectively accumulating energy consumption in one of at least two registers according to the value of a parameter relative to a predetermined threshold level. The parameter may be a load current, a line voltage, a time of day or a combination thereof.

REFERENCES:
patent: 2037447 (1936-04-01), Wenk
patent: 3683343 (1972-08-01), Feldman et al.
patent: 4081746 (1978-03-01), Snyder et al.
patent: 4128807 (1978-12-01), Halstead et al.
patent: 4166975 (1979-09-01), Germer et al.
patent: 4199717 (1980-04-01), Germer et al.
patent: 4365194 (1982-12-01), Halstead et al.

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