ATA440282A - CIRCUIT ARRANGEMENT FOR ADJUSTING DETECTING LINES - Google Patents

CIRCUIT ARRANGEMENT FOR ADJUSTING DETECTING LINES

Info

Publication number
ATA440282A
ATA440282A AT440282A AT440282A ATA440282A AT A440282 A ATA440282 A AT A440282A AT 440282 A AT440282 A AT 440282A AT 440282 A AT440282 A AT 440282A AT A440282 A ATA440282 A AT A440282A
Authority
AT
Austria
Prior art keywords
circuit arrangement
detecting lines
adjusting detecting
adjusting
lines
Prior art date
Application number
AT440282A
Other languages
German (de)
Other versions
AT384316B (en
Original Assignee
Merk Gmbh Telefonbau Fried
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 Merk Gmbh Telefonbau Fried filed Critical Merk Gmbh Telefonbau Fried
Publication of ATA440282A publication Critical patent/ATA440282A/en
Application granted granted Critical
Publication of AT384316B publication Critical patent/AT384316B/en

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
    • G08B29/02—Monitoring continuously signalling or alarm systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
AT440282A 1981-12-05 1982-12-03 CIRCUIT ARRANGEMENT FOR ADJUSTING DETECTING LINES AT384316B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813148277 DE3148277C2 (en) 1981-12-05 1981-12-05 Circuit arrangement for balancing a detection line

Publications (2)

Publication Number Publication Date
ATA440282A true ATA440282A (en) 1987-03-15
AT384316B AT384316B (en) 1987-10-27

Family

ID=6148034

Family Applications (1)

Application Number Title Priority Date Filing Date
AT440282A AT384316B (en) 1981-12-05 1982-12-03 CIRCUIT ARRANGEMENT FOR ADJUSTING DETECTING LINES

Country Status (2)

Country Link
AT (1) AT384316B (en)
DE (1) DE3148277C2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4646067A (en) * 1983-07-11 1987-02-24 Maschinenfabrik Hellmut Geiger Gmbh & Co. Kg. Security bar rack
DE3619841A1 (en) * 1986-06-12 1987-12-23 Kernforschungsz Karlsruhe Method for detecting faults in industrial process plants

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808929A1 (en) * 1978-03-02 1979-09-06 Hirschmann Radiotechnik Self-balancing impedance bridge for alarm circuits - uses differential amplifier with regulating stage to provide balancing
DE2939494B2 (en) * 1979-09-28 1981-07-02 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for intrusion or fire alarm systems

Also Published As

Publication number Publication date
DE3148277C2 (en) 1985-05-30
DE3148277A1 (en) 1983-06-16
AT384316B (en) 1987-10-27

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Legal Events

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