Pressure transmitter with power cycled hall effect sensor
US7249517B2 · kind B2 · utility
12Cited by
11References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2005 |
| Grant date | Jul 31, 2007 |
| Priority date | — |
| Expiry date | Feb 26, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01L9/007
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The invention disclosed herein is a pressure transducer utilizing a Hall effect sensor to detect the displacement of the transducer's diaphragm. The pressure transducer includes a power supply to draw current from a 4 mA to 20 mA current loop and deliver current to the Hall effect sensor at an average rate of 4 mA or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.