FR2520906A1 - Systeme de surveillance d'une installation - Google Patents

Systeme de surveillance d'une installation Download PDF

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Publication number
FR2520906A1
FR2520906A1 FR8201694A FR8201694A FR2520906A1 FR 2520906 A1 FR2520906 A1 FR 2520906A1 FR 8201694 A FR8201694 A FR 8201694A FR 8201694 A FR8201694 A FR 8201694A FR 2520906 A1 FR2520906 A1 FR 2520906A1
Authority
FR
France
Prior art keywords
detector
solenoid valve
monitoring system
controlled
sub
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
FR8201694A
Other languages
English (en)
French (fr)
Other versions
FR2520906B1 (enExample
Inventor
Guy Legrand
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.)
SCIENCES TECH INTERNALES S
Original Assignee
SCIENCES TECH INTERNALES S
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 SCIENCES TECH INTERNALES S filed Critical SCIENCES TECH INTERNALES S
Priority to FR8201694A priority Critical patent/FR2520906A1/fr
Publication of FR2520906A1 publication Critical patent/FR2520906A1/fr
Application granted granted Critical
Publication of FR2520906B1 publication Critical patent/FR2520906B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
    • G01D18/002—Automatic recalibration
    • G01D18/006—Intermittent recalibration
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
    • G08B29/145—Checking intermittently signalling or alarm systems checking the detection circuits of fire detection circuits
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR8201694A 1982-02-03 1982-02-03 Systeme de surveillance d'une installation Granted FR2520906A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8201694A FR2520906A1 (fr) 1982-02-03 1982-02-03 Systeme de surveillance d'une installation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8201694A FR2520906A1 (fr) 1982-02-03 1982-02-03 Systeme de surveillance d'une installation

Publications (2)

Publication Number Publication Date
FR2520906A1 true FR2520906A1 (fr) 1983-08-05
FR2520906B1 FR2520906B1 (enExample) 1984-11-09

Family

ID=9270610

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8201694A Granted FR2520906A1 (fr) 1982-02-03 1982-02-03 Systeme de surveillance d'une installation

Country Status (1)

Country Link
FR (1) FR2520906A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110780041A (zh) * 2019-11-12 2020-02-11 中国原子能科学研究院 氢同位素混合气体浓度检测报警仪在线标定系统及方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1541917A (fr) * Centre Nat Rech Metall Procédé et dispositif pour l'analyse continue de la composition d'un gaz
FR1473155A (enExample) * 1967-06-01
FR2110117A5 (enExample) * 1970-10-30 1972-05-26 Technicon Instr
US3960495A (en) * 1972-02-15 1976-06-01 Anthony Desmond Shand Tantram Detection of combustible gases

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1541917A (fr) * Centre Nat Rech Metall Procédé et dispositif pour l'analyse continue de la composition d'un gaz
FR1473155A (enExample) * 1967-06-01
FR2110117A5 (enExample) * 1970-10-30 1972-05-26 Technicon Instr
US3960495A (en) * 1972-02-15 1976-06-01 Anthony Desmond Shand Tantram Detection of combustible gases

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110780041A (zh) * 2019-11-12 2020-02-11 中国原子能科学研究院 氢同位素混合气体浓度检测报警仪在线标定系统及方法

Also Published As

Publication number Publication date
FR2520906B1 (enExample) 1984-11-09

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