GB8404130D0 - Versatile input circuit - Google Patents

Versatile input circuit

Info

Publication number
GB8404130D0
GB8404130D0 GB848404130A GB8404130A GB8404130D0 GB 8404130 D0 GB8404130 D0 GB 8404130D0 GB 848404130 A GB848404130 A GB 848404130A GB 8404130 A GB8404130 A GB 8404130A GB 8404130 D0 GB8404130 D0 GB 8404130D0
Authority
GB
United Kingdom
Prior art keywords
input circuit
versatile input
versatile
circuit
input
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GB848404130A
Other versions
GB2136233A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB8404130D0 publication Critical patent/GB8404130D0/en
Publication of GB2136233A publication Critical patent/GB2136233A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • G01R19/16576—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing DC or AC voltage with one threshold
    • G01R19/1658—AC voltage or recurrent signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Electronic Switches (AREA)
  • Control By Computers (AREA)
GB08404130A 1983-02-28 1984-02-16 Circuit for sensing the status of a voltage input over a wide range of voltage levels and waveforms Withdrawn GB2136233A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47064783A 1983-02-28 1983-02-28

Publications (2)

Publication Number Publication Date
GB8404130D0 true GB8404130D0 (en) 1984-03-21
GB2136233A GB2136233A (en) 1984-09-12

Family

ID=23868438

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08404130A Withdrawn GB2136233A (en) 1983-02-28 1984-02-16 Circuit for sensing the status of a voltage input over a wide range of voltage levels and waveforms

Country Status (5)

Country Link
JP (1) JPS59167709A (en)
CA (1) CA1215179A (en)
DE (1) DE3406884A1 (en)
GB (1) GB2136233A (en)
IT (1) IT1183712B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61196614A (en) * 1985-02-26 1986-08-30 Mitsubishi Electric Corp Chopper type comparator
JPS61196172A (en) * 1985-02-26 1986-08-30 Mitsubishi Electric Corp Chopper type comparator
DE3931063A1 (en) * 1989-09-14 1991-03-28 Siemens Ag CIRCUIT ARRANGEMENT FOR MONITORING A POWER SUPPLY DEVICE FOR LOW VOLTAGE
WO2002025914A1 (en) * 2000-09-22 2002-03-28 C.P. Clare Corporation Method of and system for determining the status of the voltage of a telephone line
DE102006030114B4 (en) 2006-06-28 2010-09-09 Phoenix Contact Gmbh & Co. Kg Safe input circuit with single-channel I / O connection for the input of a bus participant

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3527986A (en) * 1967-08-11 1970-09-08 Westinghouse Air Brake Co Fail-safe electronic circuit arrangement
US3801832A (en) * 1969-06-02 1974-04-02 Philips Corp Solid-state relay
ZA753004B (en) * 1974-05-30 1976-03-31 Gen Signal Corp Solid-state fail-safe logic system
GB1469374A (en) * 1975-06-26 1977-04-06 Burroughs Corp Frequency-doubler circuit
US4130764A (en) * 1977-07-27 1978-12-19 Westinghouse Air Brake Company Fail-safe or logic circuit
US4179629A (en) * 1977-08-10 1979-12-18 Westinghouse Electric Corp. Failsafe logic function apparatus
US4205344A (en) * 1978-06-05 1980-05-27 The Grass Valley Group Special effects memory system

Also Published As

Publication number Publication date
GB2136233A (en) 1984-09-12
IT1183712B (en) 1987-10-22
JPS59167709A (en) 1984-09-21
DE3406884A1 (en) 1984-08-30
CA1215179A (en) 1986-12-09
IT8441531A0 (en) 1984-02-23

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)