NL7805426A - Digitale geleidingsmeter. - Google Patents

Digitale geleidingsmeter.

Info

Publication number
NL7805426A
NL7805426A NL7805426A NL7805426A NL7805426A NL 7805426 A NL7805426 A NL 7805426A NL 7805426 A NL7805426 A NL 7805426A NL 7805426 A NL7805426 A NL 7805426A NL 7805426 A NL7805426 A NL 7805426A
Authority
NL
Netherlands
Prior art keywords
conductivity meter
digital conductivity
digital
meter
conductivity
Prior art date
Application number
NL7805426A
Other languages
Unknown language ( )
English (en)
Original Assignee
Fluke Mfg Co John
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 Fluke Mfg Co John filed Critical Fluke Mfg Co John
Publication of NL7805426A publication Critical patent/NL7805426A/nl

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
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • G01R19/255—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with counting of pulses during a period of time proportional to voltage or current, delivered by a pulse generator with fixed frequency
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/50—Analogue/digital converters with intermediate conversion to time interval
    • H03M1/52—Input signal integrated with linear return to datum

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
NL7805426A 1977-05-23 1978-05-19 Digitale geleidingsmeter. NL7805426A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79969377A 1977-05-23 1977-05-23

Publications (1)

Publication Number Publication Date
NL7805426A true NL7805426A (nl) 1978-11-27

Family

ID=25176528

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7805426A NL7805426A (nl) 1977-05-23 1978-05-19 Digitale geleidingsmeter.

Country Status (4)

Country Link
JP (1) JPS53144783A (nl)
DE (1) DE2822467A1 (nl)
GB (1) GB1589957A (nl)
NL (1) NL7805426A (nl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0317798Y2 (nl) * 1985-04-09 1991-04-15
DE3828368A1 (de) * 1988-08-20 1990-02-22 Klaus Kittmann Leitwert-messgeraet und seine verwendung
DE4234789A1 (de) * 1992-10-15 1994-04-21 Metrawatt Gmbh Digitales Multimeter
WO1995027189A1 (en) * 1994-04-05 1995-10-12 Philips Electronics N.V. Resistance measuring circuit, and thermal appliance, electrical thermometer and cold-generating appliance including such a measuring circuit
DE10024716C2 (de) * 2000-05-19 2002-08-14 Asm Automation Sensorik Messte Meßumformer für potentiometrische Positionssensoren und Verfahren zur Parametrisierung
JP5613408B2 (ja) 2009-10-13 2014-10-22 矢崎総業株式会社 絶縁計測装置
JP5648601B2 (ja) * 2011-08-08 2015-01-07 株式会社デンソー コンデンサの放電回路

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE953732C (de) * 1954-04-18 1956-12-06 Hartmann & Braun Ag Verfahren zur Messung bzw. UEberwachung geringer Leitfaehigkeiten
JPS5648835B2 (nl) * 1972-11-15 1981-11-18
US3876933A (en) * 1973-12-28 1975-04-08 Itt Resistance measuring instrument with linearized digital readout

Also Published As

Publication number Publication date
JPS53144783A (en) 1978-12-16
DE2822467C2 (nl) 1990-08-16
GB1589957A (en) 1981-05-20
DE2822467A1 (de) 1978-12-07

Similar Documents

Publication Publication Date Title
FI773913A (fi) Digitalt konvergeringsfoerfarande foer katodstraolsfaergbildroer
IT7921846A0 (it) Dispositivo di calcolo digitale.
AT371599B (de) Messloeffelgarnitur
SE418037B (sv) Digital ekoelimiator
NL7805249A (nl) Electronische wattuur meter.
SE7802013L (sv) Digital nivaindikator
NL7703808A (nl) Dichtheidsmeter.
DK234177A (da) Digitalt overvagningsapparat
NL7902061A (nl) Digitale indicatie-inrichting.
NL178640C (nl) Digitale signaalbewerkingsinrichting.
NL7805895A (nl) Stromingsmeter.
IT7819643A0 (it) Bilancia con indicazione digitale.
BE860646A (nl) Digitale monitor
NO783057L (no) Digitalt velgernett.
IT8021198A0 (it) Bilancia con indicazione digitale.
IT7829744A0 (it) Bilancia digitale.
NL7806336A (nl) Digitale hartgangmaker.
NL7712367A (nl) Digitaal optelrekenorgaan.
NL7803132A (nl) Digitale registratie.
NL184979C (nl) Afstandmeter.
NL7800853A (nl) Digitale informatieverwerkende inrichting.
NL7805426A (nl) Digitale geleidingsmeter.
NL174789C (nl) Digitale fasevergelijkingsinrichting.
AT382459B (de) Digitale, lichtelektrische messeinrichtung
NL7810832A (nl) Multiperiodieke fasemeter.

Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed