ZA828155B - Process and device for the remote transmission of signals and application to the detection and/or measurement of the quantity of combustible gas in an atmosphere - Google Patents

Process and device for the remote transmission of signals and application to the detection and/or measurement of the quantity of combustible gas in an atmosphere

Info

Publication number
ZA828155B
ZA828155B ZA828155A ZA828155A ZA828155B ZA 828155 B ZA828155 B ZA 828155B ZA 828155 A ZA828155 A ZA 828155A ZA 828155 A ZA828155 A ZA 828155A ZA 828155 B ZA828155 B ZA 828155B
Authority
ZA
South Africa
Prior art keywords
sensor
signals
remote transmission
atmosphere
measurement
Prior art date
Application number
ZA828155A
Other languages
English (en)
Inventor
Maurice Boutonnat
Gerard Rose
Original Assignee
Charbonnages De France
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 Charbonnages De France filed Critical Charbonnages De France
Publication of ZA828155B publication Critical patent/ZA828155B/xx

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Food Science & Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Immunology (AREA)
  • Medicinal Chemistry (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Small-Scale Networks (AREA)
  • Dc Digital Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Radio Transmission System (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
ZA828155A 1981-12-14 1982-11-05 Process and device for the remote transmission of signals and application to the detection and/or measurement of the quantity of combustible gas in an atmosphere ZA828155B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8123272A FR2518335A1 (fr) 1981-12-14 1981-12-14 Procede et dispositif de teletransmission de signaux et application a la detection et/ou la mesure de la teneur en gaz combustible d'une atmosphere

Publications (1)

Publication Number Publication Date
ZA828155B true ZA828155B (en) 1983-09-28

Family

ID=9264965

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA828155A ZA828155B (en) 1981-12-14 1982-11-05 Process and device for the remote transmission of signals and application to the detection and/or measurement of the quantity of combustible gas in an atmosphere

Country Status (15)

Country Link
US (1) US4608552A (xx)
EP (1) EP0082080B1 (xx)
JP (1) JPS58139542A (xx)
AT (1) ATE18707T1 (xx)
AU (1) AU560303B2 (xx)
CA (1) CA1201504A (xx)
DE (1) DE3270041D1 (xx)
ES (1) ES8308179A1 (xx)
FR (1) FR2518335A1 (xx)
IN (1) IN159115B (xx)
MX (1) MX152709A (xx)
PL (1) PL140276B1 (xx)
RO (1) RO84866B (xx)
YU (2) YU43812B (xx)
ZA (1) ZA828155B (xx)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59127542A (ja) * 1983-01-10 1984-07-23 東京電力株式会社 位相パルス信号のレベル検定方法
US4758836A (en) * 1983-06-20 1988-07-19 Rockwell International Corporation Inductive coupling system for the bi-directional transmission of digital data
GB8417655D0 (en) * 1984-07-11 1984-08-15 Plessey Co Plc Electrical power control systems
GB2164180B (en) * 1984-09-06 1988-03-30 Jones Automation Limited J Remote monitoring apparatus
US4751495A (en) * 1986-01-28 1988-06-14 Raychem Corporation Analog pulsed heat trace monitor or the like
DE3631477C3 (de) * 1986-09-16 1995-01-26 Siegfried Dipl Ing Schwarz Netzwerk für die Steuer-, Meß- und Regeltechnik zur Daten- und Energie-Übertragung
US5309174A (en) * 1987-10-13 1994-05-03 Motorola, Inc. Electronic display system
DE3819128C2 (de) * 1988-06-04 1995-10-26 Conducta Endress & Hauser Gasdetektionssystem
US5051720A (en) * 1989-11-13 1991-09-24 Secure Telecom, Inc. Remote control system using power line of remote site
CA2107519C (en) * 1992-10-05 2002-04-09 Stephen George Seberger Communication system and method
US5434911A (en) * 1993-06-04 1995-07-18 M & Fc Holding Company, Inc. Call in-bound remote reading and data collection system
EP0707770A4 (en) * 1993-06-04 2005-02-02 M & Fc Holding Llc COUNTER INTERFACE FOR INCREASING CALL WITH POWER SUPPLY FROM REMOTE CONTROL CABLE
AU650227B3 (en) * 1994-02-02 1994-06-09 Sandra Barisic Condition indicating system
IT1280712B1 (it) * 1994-12-01 1998-02-06 Stefano Rinaldi Sistema distribuito per il rilevamento di inquinamento ambientale, in particolare inquinamento atmosferico
US6998962B2 (en) * 2000-04-14 2006-02-14 Current Technologies, Llc Power line communication apparatus and method of using the same
FR2826521B1 (fr) 2001-06-26 2003-09-26 Somfy Dispositif de commande radiotelecommandee
JP4534544B2 (ja) * 2004-03-23 2010-09-01 横河電機株式会社 伝送器システム
US7684708B2 (en) * 2007-09-06 2010-03-23 University Of Rochester All-optical flip-flop and control methods thereof
US8729858B2 (en) 2011-07-26 2014-05-20 General Electric Company Charging device for use in charging electric vehicles and method of providing electricity to an electric vehicle
MX2017001652A (es) * 2014-08-08 2017-04-27 Imx S R L Sistema de deteccion de gas para gas toxico y/o inflamable.
CN106645613A (zh) * 2016-11-09 2017-05-10 成都聚立汇信科技有限公司 污水排水装置的在线监测设备

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH422954A (de) * 1965-05-24 1966-10-31 Landis & Gyr Ag Rundsteueranlage
JPS50155890A (xx) * 1974-06-08 1975-12-16
DE2428173A1 (de) * 1974-06-11 1976-01-02 Helmut Wappler Verfahren und vorrichtung zur signaluebertragung in wechselstromnetzen
US3967264A (en) * 1975-01-31 1976-06-29 Westinghouse Electric Corporation Distribution network power line communication system including addressable interrogation and response repeater
JPS5272435A (en) * 1975-12-15 1977-06-16 Matsushita Electric Works Ltd Timeedivision multiplex transmission system
US4007458A (en) * 1975-12-29 1977-02-08 Clemar Manufacturing Corporation Digital two-wire irrigation control system
US4077030A (en) * 1976-02-19 1978-02-28 The Bendix Corporation Sensor data input by means of analog to pulse width-to digital converter
FR2350461A1 (fr) * 1976-05-03 1977-12-02 Midi Houilleres Provence Centr Perfectionnements a un central de telegrisoumetrie
JPS5915545B2 (ja) * 1977-01-25 1984-04-10 株式会社日立国際電気 端末機の電源給電方法
US4198621A (en) * 1977-11-14 1980-04-15 Crowcon (Instruments) Limited Electrical remote sensing system
US4222035A (en) * 1978-05-25 1980-09-09 Lohoff Warren G Multiplex system having digital coded power line signals
FR2427466A1 (fr) * 1978-05-30 1979-12-28 Oldham France Sa Dispositif detecteur de danger d'explosion notamment pour installations minieres
DE3064877D1 (en) * 1979-04-12 1983-10-27 Light Regulation Handel Apparatus for transmitting information on an alternating current line
GB2056661A (en) * 1979-08-16 1981-03-18 Cossor Ltd A C Telemetry system
US4418333A (en) * 1981-06-08 1983-11-29 Pittway Corporation Appliance control system
US4422073A (en) * 1981-10-27 1983-12-20 The Bendix Corporation Combustible gas detection system
US4464653A (en) * 1981-12-09 1984-08-07 The Bendix Corporation Combustible gas detection system

Also Published As

Publication number Publication date
PL239454A1 (en) 1984-01-16
AU9152382A (en) 1983-06-23
ES518134A0 (es) 1983-09-01
FR2518335A1 (fr) 1983-06-17
YU275382A (en) 1985-10-31
FR2518335B1 (xx) 1984-03-02
RO84866A (ro) 1984-08-17
RO84866B (ro) 1984-09-30
IN159115B (xx) 1987-03-28
ES8308179A1 (es) 1983-09-01
US4608552A (en) 1986-08-26
DE3270041D1 (en) 1986-04-24
YU45917B (sh) 1992-09-07
EP0082080A1 (fr) 1983-06-22
MX152709A (es) 1985-10-18
PL140276B1 (en) 1987-04-30
JPS58139542A (ja) 1983-08-18
ATE18707T1 (de) 1986-04-15
JPH0311591B2 (xx) 1991-02-18
YU43812B (en) 1989-12-31
EP0082080B1 (fr) 1986-03-19
AU560303B2 (en) 1987-04-02
CA1201504A (fr) 1986-03-04
YU53385A (en) 1988-02-29

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