FR2404228A1 - Appareil de mesure electrique portatif a affichage numerique, utilisable dans des exploitations minieres souterraines - Google Patents

Appareil de mesure electrique portatif a affichage numerique, utilisable dans des exploitations minieres souterraines

Info

Publication number
FR2404228A1
FR2404228A1 FR7827421A FR7827421A FR2404228A1 FR 2404228 A1 FR2404228 A1 FR 2404228A1 FR 7827421 A FR7827421 A FR 7827421A FR 7827421 A FR7827421 A FR 7827421A FR 2404228 A1 FR2404228 A1 FR 2404228A1
Authority
FR
France
Prior art keywords
measuring device
digital display
portable electrical
electrical measuring
underground mining
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.)
Granted
Application number
FR7827421A
Other languages
English (en)
Other versions
FR2404228B3 (fr
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.)
Siemens AG
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 FR2404228A1 publication Critical patent/FR2404228A1/fr
Application granted granted Critical
Publication of FR2404228B3 publication Critical patent/FR2404228B3/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02—General constructional details
    • G01R1/04—Housings; Supporting members; Arrangements of terminals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)

Abstract

L'appareil de mesure est composé de deux boîtiers 1, 2 dont le premier renferme le système de mesure et le second le dispositif d'alimentation en courant du type à sécurité intrinsèque.
FR7827421A 1977-09-26 1978-09-25 Appareil de mesure electrique portatif a affichage numerique, utilisable dans des exploitations minieres souterraines Granted FR2404228A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2743236 1977-09-26

Publications (2)

Publication Number Publication Date
FR2404228A1 true FR2404228A1 (fr) 1979-04-20
FR2404228B3 FR2404228B3 (fr) 1981-07-03

Family

ID=6019904

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7827421A Granted FR2404228A1 (fr) 1977-09-26 1978-09-25 Appareil de mesure electrique portatif a affichage numerique, utilisable dans des exploitations minieres souterraines

Country Status (6)

Country Link
BE (1) BE870758A (fr)
FR (1) FR2404228A1 (fr)
GB (1) GB2005037B (fr)
NO (1) NO783130L (fr)
YU (1) YU227078A (fr)
ZA (1) ZA785415B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3511599A1 (de) * 1985-03-27 1986-10-02 CREATEC Gesellschaft für Elektrotechnik mbH, 1000 Berlin Signalverarbeitungsgeraet
EP0681419A1 (fr) * 1994-05-06 1995-11-08 ETAT-FRANCAIS représenté par le DELEGUE GENERAL POUR L'ARMEMENT (DPAG) Module additif connectable à un appareil électrique portatif et autonome
EP0709685A1 (fr) * 1994-10-26 1996-05-01 GENERAL ELEKTRONIK GmbH bei MAGDEBURG Appareil de mesure électrique comportant un compartiment de pile à accès protégé

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2914761C2 (de) * 1979-04-11 1980-11-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Gerät zum Messen von Gleich- oder Wechselspannungen sowie der Werte von elektrischen Widerständen
DE3513345A1 (de) * 1985-04-13 1986-10-16 Brown, Boveri & Cie Ag, 6800 Mannheim Messgeraetegehaeuse
EP0262430A1 (fr) * 1986-09-29 1988-04-06 BBC Brown Boveri AG Dispositif à transformateur de courant pour installations de haute tension en plein air
US5394094A (en) * 1993-05-13 1995-02-28 Industrial Scientific Corporation Portable gas sensor utilizing fault protective battery cap
DE102004008569A1 (de) * 2004-02-19 2005-09-01 Dbt Automation Gmbh Eigensichere Batteriestromversorgung für den untertägigen Bergbau
US8450004B2 (en) 2004-02-19 2013-05-28 Caterpillar Global Mining Europe Gmbh Intrinsically-safe battery power supply for underground mining
US8273471B2 (en) 2010-08-23 2012-09-25 Honeywell International Inc. Interchangeable battery pack apparatus and method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3511599A1 (de) * 1985-03-27 1986-10-02 CREATEC Gesellschaft für Elektrotechnik mbH, 1000 Berlin Signalverarbeitungsgeraet
EP0681419A1 (fr) * 1994-05-06 1995-11-08 ETAT-FRANCAIS représenté par le DELEGUE GENERAL POUR L'ARMEMENT (DPAG) Module additif connectable à un appareil électrique portatif et autonome
FR2719738A1 (fr) * 1994-05-06 1995-11-10 France Etat Armement Module additif connectable sur un appareil électrique portatif et autonome.
EP0709685A1 (fr) * 1994-10-26 1996-05-01 GENERAL ELEKTRONIK GmbH bei MAGDEBURG Appareil de mesure électrique comportant un compartiment de pile à accès protégé

Also Published As

Publication number Publication date
YU227078A (en) 1982-06-30
FR2404228B3 (fr) 1981-07-03
NO783130L (no) 1979-03-27
GB2005037B (en) 1982-02-10
GB2005037A (en) 1979-04-11
BE870758A (fr) 1979-01-15
ZA785415B (en) 1979-09-26

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