ATA820673A - Schaltungsanordnung fur die anzeige eines eingeschalteten von mehreren uber eine zweiadrige meldeleitung mit einer zentralstelleverbundenen meldern, z.b. autobahn-notrufsaulen - Google Patents

Schaltungsanordnung fur die anzeige eines eingeschalteten von mehreren uber eine zweiadrige meldeleitung mit einer zentralstelleverbundenen meldern, z.b. autobahn-notrufsaulen

Info

Publication number
ATA820673A
ATA820673A AT820673A AT820673A ATA820673A AT A820673 A ATA820673 A AT A820673A AT 820673 A AT820673 A AT 820673A AT 820673 A AT820673 A AT 820673A AT A820673 A ATA820673 A AT A820673A
Authority
AT
Austria
Prior art keywords
pools
switched
display
signal line
circuit arrangement
Prior art date
Application number
AT820673A
Other languages
English (en)
Other versions
AT346210B (de
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
Priority claimed from DE19722251400 external-priority patent/DE2251400C3/de
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of ATA820673A publication Critical patent/ATA820673A/de
Application granted granted Critical
Publication of AT346210B publication Critical patent/AT346210B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/04—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Alarm Systems (AREA)
AT820673A 1972-10-19 1973-09-24 Schaltungsanordnung fuer die anzeige eines eingeschalteten von mehreren ueber eine zwei- adrige meldeleitung mit einer zentralstelle verbundenen meldern, zb. autobahn-notrufsaeulen AT346210B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722251400 DE2251400C3 (de) 1972-10-19 Schaltungsanordnung für die Anzeige eines eingeschalteten von mehreren über eine zweiadrige Meldeleitung mit einer Zentralstelle verbundenen Meldern, z.B. Autobahn-Notrufsäulen

Publications (2)

Publication Number Publication Date
ATA820673A true ATA820673A (de) 1978-02-15
AT346210B AT346210B (de) 1978-10-25

Family

ID=5859535

Family Applications (1)

Application Number Title Priority Date Filing Date
AT820673A AT346210B (de) 1972-10-19 1973-09-24 Schaltungsanordnung fuer die anzeige eines eingeschalteten von mehreren ueber eine zwei- adrige meldeleitung mit einer zentralstelle verbundenen meldern, zb. autobahn-notrufsaeulen

Country Status (2)

Country Link
AT (1) AT346210B (de)
IT (1) IT995859B (de)

Also Published As

Publication number Publication date
DE2251400A1 (de) 1974-05-02
DE2251400B2 (de) 1974-08-08
AT346210B (de) 1978-10-25
IT995859B (it) 1975-11-20

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee