FR2375794A1 - Montage pour l'alimentation d'un tube a ultraviolet dans les detecteurs de flamme - Google Patents

Montage pour l'alimentation d'un tube a ultraviolet dans les detecteurs de flamme

Info

Publication number
FR2375794A1
FR2375794A1 FR7738847A FR7738847A FR2375794A1 FR 2375794 A1 FR2375794 A1 FR 2375794A1 FR 7738847 A FR7738847 A FR 7738847A FR 7738847 A FR7738847 A FR 7738847A FR 2375794 A1 FR2375794 A1 FR 2375794A1
Authority
FR
France
Prior art keywords
ultraviolet tube
winding
voltage
flame detectors
powering
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
FR7738847A
Other languages
English (en)
French (fr)
Other versions
FR2375794B1 (enExample
Inventor
Hans Schutz
Walter Berner
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.)
Landis and Gyr AG
Original Assignee
Landis and Gyr 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 Landis and Gyr AG filed Critical Landis and Gyr AG
Publication of FR2375794A1 publication Critical patent/FR2375794A1/fr
Application granted granted Critical
Publication of FR2375794B1 publication Critical patent/FR2375794B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
    • F23M11/00—Safety arrangements
    • F23M11/04—Means for supervising combustion, e.g. windows
    • F23M11/045—Means for supervising combustion, e.g. windows by observing the flame
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
    • F23N5/08—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements
    • F23N5/082—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements using electronic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
FR7738847A 1976-12-24 1977-12-22 Montage pour l'alimentation d'un tube a ultraviolet dans les detecteurs de flamme Granted FR2375794A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1630476A CH604088A5 (enExample) 1976-12-24 1976-12-24

Publications (2)

Publication Number Publication Date
FR2375794A1 true FR2375794A1 (fr) 1978-07-21
FR2375794B1 FR2375794B1 (enExample) 1983-11-04

Family

ID=4416146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7738847A Granted FR2375794A1 (fr) 1976-12-24 1977-12-22 Montage pour l'alimentation d'un tube a ultraviolet dans les detecteurs de flamme

Country Status (5)

Country Link
CH (1) CH604088A5 (enExample)
DE (1) DE2704971C3 (enExample)
DK (1) DK146606C (enExample)
FR (1) FR2375794A1 (enExample)
GB (1) GB1542792A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2938786C3 (de) * 1979-09-19 1982-05-06 LGZ Landis & Gyr Zug AG, 6301 Zug Mit Wechselspannung gespeister Flammenwächter

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH448818A (fr) * 1965-07-26 1967-12-15 Honeywell Inc Dispositif de surveillance à auto-contrôle
CH486669A (de) * 1967-05-03 1970-02-28 Landis & Gyr Ag Flammenwächter für Feuerungsanlagen

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH448818A (fr) * 1965-07-26 1967-12-15 Honeywell Inc Dispositif de surveillance à auto-contrôle
CH486669A (de) * 1967-05-03 1970-02-28 Landis & Gyr Ag Flammenwächter für Feuerungsanlagen

Also Published As

Publication number Publication date
DK576377A (da) 1978-06-25
DK146606B (da) 1983-11-14
DE2704971C3 (de) 1979-09-20
DE2704971B2 (de) 1979-01-25
GB1542792A (en) 1979-03-28
DK146606C (da) 1984-04-30
FR2375794B1 (enExample) 1983-11-04
CH604088A5 (enExample) 1978-08-31
DE2704971A1 (de) 1978-06-29

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Legal Events

Date Code Title Description
ST Notification of lapse