JPS5049646A - - Google Patents

Info

Publication number
JPS5049646A
JPS5049646A JP8861574A JP8861574A JPS5049646A JP S5049646 A JPS5049646 A JP S5049646A JP 8861574 A JP8861574 A JP 8861574A JP 8861574 A JP8861574 A JP 8861574A JP S5049646 A JPS5049646 A JP S5049646A
Authority
JP
Japan
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.)
Pending
Application number
JP8861574A
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 filed Critical
Publication of JPS5049646A publication Critical patent/JPS5049646A/ja
Pending 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Relay Circuits (AREA)
  • Amplifiers (AREA)
JP8861574A 1973-08-02 1974-07-31 Pending JPS5049646A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732339247 DE2339247B2 (de) 1973-08-02 1973-08-02 Elektronischer grenzwertmelder

Publications (1)

Publication Number Publication Date
JPS5049646A true JPS5049646A (ja) 1975-05-02

Family

ID=5888733

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8861574A Pending JPS5049646A (ja) 1973-08-02 1974-07-31

Country Status (2)

Country Link
JP (1) JPS5049646A (ja)
DE (1) DE2339247B2 (ja)

Also Published As

Publication number Publication date
DE2339247B2 (de) 1976-02-19
DE2339247A1 (de) 1975-02-20

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