Electronic metering device including automatic service sensing
US5631554A · kind A · utility
129Cited by
6References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 31, 1995 |
| Grant date | May 20, 1997 |
| Priority date | — |
| Expiry date | Jul 31, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY04S20/30
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An integral electronic meter system diagnostics package including a microprocessor, storage memory, pre-select series of system diagnostic tests, and recording any results which exceed predefined programmable thresholds, and display means for displaying error and/or diagnostic messages identifying selected diagnostic data and/or errors discovered in the meter tests during a predefined period. The system automatically senses the type of electrical service in which the meter is installed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.