Patent · US Expired

Input management circuit particularly for a programmable automation

US5062072A · kind A · utility

1Cited by
3References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 1990
Grant dateOct 29, 1991
Priority date
Expiry dateJun 1, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05B2219/14144
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

An input or input-output management circuit for a process control system such as a programmable automation is provided, including a serializing means with parallel inputs connected to input channels by filtering and threshold means, a series output of the serializing means being connected via a series connection equipped with an optocoupler and a filter to an input or input-output management unit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.