IT1085725B - FIRE ALARM SYSTEM WITH MULTIPLE SIGNALS, WHICH CAN OPERATE ON THE SAME SIGNALING CIRCUIT - Google Patents

FIRE ALARM SYSTEM WITH MULTIPLE SIGNALS, WHICH CAN OPERATE ON THE SAME SIGNALING CIRCUIT

Info

Publication number
IT1085725B
IT1085725B IT26502/77A IT2650277A IT1085725B IT 1085725 B IT1085725 B IT 1085725B IT 26502/77 A IT26502/77 A IT 26502/77A IT 2650277 A IT2650277 A IT 2650277A IT 1085725 B IT1085725 B IT 1085725B
Authority
IT
Italy
Prior art keywords
operate
alarm system
fire alarm
multiple signals
signaling circuit
Prior art date
Application number
IT26502/77A
Other languages
Italian (it)
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
Application granted granted Critical
Publication of IT1085725B publication Critical patent/IT1085725B/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
    • G08B26/005—Alarm systems in which substations are interrogated in succession by a central station with substations connected in series, e.g. cascade

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
IT26502/77A 1976-08-09 1977-08-05 FIRE ALARM SYSTEM WITH MULTIPLE SIGNALS, WHICH CAN OPERATE ON THE SAME SIGNALING CIRCUIT IT1085725B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762635763 DE2635763A1 (en) 1976-08-09 1976-08-09 FIRE ALARM SYSTEM WITH SEVERAL DETECTORS THAT CAN BE OPERATED IN ONE MESSAGE LOOP

Publications (1)

Publication Number Publication Date
IT1085725B true IT1085725B (en) 1985-05-28

Family

ID=5985047

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26502/77A IT1085725B (en) 1976-08-09 1977-08-05 FIRE ALARM SYSTEM WITH MULTIPLE SIGNALS, WHICH CAN OPERATE ON THE SAME SIGNALING CIRCUIT

Country Status (6)

Country Link
JP (1) JPS5320798A (en)
DE (1) DE2635763A1 (en)
FR (1) FR2361705A1 (en)
IT (1) IT1085725B (en)
NL (1) NL7708750A (en)
SE (1) SE7708964L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2836760C2 (en) * 1978-08-23 1983-11-17 Dr. Alfred Ristow GmbH & Co, 7500 Karlsruhe Electronic remote monitoring system
JPS58127292A (en) * 1982-01-26 1983-07-29 ニツタン株式会社 Fire sensing system
US4616138A (en) * 1983-11-29 1986-10-07 Hochiki Corporation Analog-type fire detector
DE19631302B4 (en) * 1996-08-02 2006-12-14 Leuze Electronic Gmbh & Co Kg Sensor actuator bus system

Also Published As

Publication number Publication date
SE7708964L (en) 1978-02-10
JPS5320798A (en) 1978-02-25
NL7708750A (en) 1978-02-13
FR2361705A1 (en) 1978-03-10
DE2635763A1 (en) 1978-02-16

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