CH622620A5 - Initialising-pulse transmitter with a limit-value detector for a voltage to be monitored - Google Patents

Initialising-pulse transmitter with a limit-value detector for a voltage to be monitored Download PDF

Info

Publication number
CH622620A5
CH622620A5 CH990477A CH990477A CH622620A5 CH 622620 A5 CH622620 A5 CH 622620A5 CH 990477 A CH990477 A CH 990477A CH 990477 A CH990477 A CH 990477A CH 622620 A5 CH622620 A5 CH 622620A5
Authority
CH
Switzerland
Prior art keywords
output
voltage
operational amplifier
resistor
input
Prior art date
Application number
CH990477A
Other languages
German (de)
English (en)
Inventor
Ludwig Schick
Dieter Wetzel
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of CH622620A5 publication Critical patent/CH622620A5/de

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
    • G01R19/1659—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 to indicate that the value is within or outside a predetermined range of values (window)
    • 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
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • H03K3/037—Bistable circuits
    • H03K3/0375—Bistable circuits provided with means for increasing reliability; for protection; for ensuring a predetermined initial state when the supply voltage has been applied; for storing the actual state when the supply voltage fails

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Manipulation Of Pulses (AREA)
  • Electronic Switches (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Transmitters (AREA)
  • Control Of Voltage And Current In General (AREA)
CH990477A 1976-09-20 1977-08-12 Initialising-pulse transmitter with a limit-value detector for a voltage to be monitored CH622620A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2642239A DE2642239C2 (de) 1976-09-20 1976-09-20 Richtimpulsgeber

Publications (1)

Publication Number Publication Date
CH622620A5 true CH622620A5 (en) 1981-04-15

Family

ID=5988356

Family Applications (1)

Application Number Title Priority Date Filing Date
CH990477A CH622620A5 (en) 1976-09-20 1977-08-12 Initialising-pulse transmitter with a limit-value detector for a voltage to be monitored

Country Status (12)

Country Link
JP (1) JPS5824048B2 (xx)
BE (1) BE858839A (xx)
CH (1) CH622620A5 (xx)
DE (1) DE2642239C2 (xx)
DK (1) DK412577A (xx)
ES (1) ES462489A1 (xx)
FR (1) FR2365160A1 (xx)
IN (1) IN148025B (xx)
IT (1) IT1087716B (xx)
NL (1) NL7709841A (xx)
NO (1) NO773183L (xx)
SE (1) SE416353B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5925493B2 (ja) * 1978-12-21 1984-06-18 株式会社東芝 タイマ回路
JPS6111521Y2 (xx) * 1980-03-31 1986-04-11
JPS5780828A (en) * 1980-11-07 1982-05-20 Hitachi Ltd Semiconductor integrated circuit device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3470497A (en) * 1966-11-09 1969-09-30 Felten & Guilleaume Gmbh Circuit arrangement for signalling the upper and lower limits of a voltage
FR2191343B1 (xx) * 1972-07-03 1976-08-06 Legrand Sa
FR2235527A2 (en) * 1973-06-26 1975-01-24 Legrand Sa Low voltage D.C. power supply unit - uses triac switching circuit in conjunction with double wave rectification

Also Published As

Publication number Publication date
ES462489A1 (es) 1978-06-16
DK412577A (da) 1978-03-21
IN148025B (xx) 1980-09-27
IT1087716B (it) 1985-06-04
NL7709841A (nl) 1978-03-22
NO773183L (no) 1978-03-21
SE7710294L (sv) 1978-03-21
DE2642239B1 (de) 1978-01-05
JPS5339047A (en) 1978-04-10
FR2365160B1 (xx) 1980-08-01
DE2642239C2 (de) 1978-09-07
BE858839A (fr) 1978-01-16
JPS5824048B2 (ja) 1983-05-19
SE416353B (sv) 1980-12-15
FR2365160A1 (fr) 1978-04-14

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Legal Events

Date Code Title Description
PL Patent ceased