High/low level alarm controller
US6970079B2 · kind B2 · utility
5Cited by
42References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 17, 2004 |
| Grant date | Nov 29, 2005 |
| Priority date | — |
| Expiry date | May 17, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/8158
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A high/low level alarm controller having ability to interface with level sensing equipment and instrumentation in a manner that isolates the controller from downstream components is presented. The controller accepts power, logic and transduced level inputs; output from the controller is available to drive relays, solenoid valves, motors, pumps, alarm horns, etc. The high/low level alarm controller is ideal for existing/retrofit applications and new installations alike.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.