GB1537642A - Monitoring arrangement - Google Patents

Monitoring arrangement

Info

Publication number
GB1537642A
GB1537642A GB2010477A GB2010477A GB1537642A GB 1537642 A GB1537642 A GB 1537642A GB 2010477 A GB2010477 A GB 2010477A GB 2010477 A GB2010477 A GB 2010477A GB 1537642 A GB1537642 A GB 1537642A
Authority
GB
United Kingdom
Prior art keywords
monitoring arrangement
monitoring
arrangement
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.)
Expired
Application number
GB2010477A
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.)
PAN DATA AB
Original Assignee
PAN DATA AB
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 PAN DATA AB filed Critical PAN DATA AB
Priority to GB2010477A priority Critical patent/GB1537642A/en
Priority to DK251377A priority patent/DK141183B/en
Priority to FI771836A priority patent/FI771836A/en
Publication of GB1537642A publication Critical patent/GB1537642A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G08B25/018—Sensor coding by detecting magnitude of an electrical parameter, e.g. resistance

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Locating Faults (AREA)
GB2010477A 1977-05-13 1977-05-13 Monitoring arrangement Expired GB1537642A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB2010477A GB1537642A (en) 1977-05-13 1977-05-13 Monitoring arrangement
DK251377A DK141183B (en) 1977-05-13 1977-06-07 Monitoring Facility.
FI771836A FI771836A (en) 1977-05-13 1977-06-10 OEVERVAKNINGSANORDNING

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2010477A GB1537642A (en) 1977-05-13 1977-05-13 Monitoring arrangement

Publications (1)

Publication Number Publication Date
GB1537642A true GB1537642A (en) 1979-01-04

Family

ID=10140451

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2010477A Expired GB1537642A (en) 1977-05-13 1977-05-13 Monitoring arrangement

Country Status (3)

Country Link
DK (1) DK141183B (en)
FI (1) FI771836A (en)
GB (1) GB1537642A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2497591A1 (en) * 1981-01-06 1982-07-09 Racal Mesl Security Ltd Tradin CIRCUIT FOR DETECTING THE OPERATION AND IDENTITY OF SWITCHING ELEMENTS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2497591A1 (en) * 1981-01-06 1982-07-09 Racal Mesl Security Ltd Tradin CIRCUIT FOR DETECTING THE OPERATION AND IDENTITY OF SWITCHING ELEMENTS

Also Published As

Publication number Publication date
DK141183C (en) 1980-07-07
FI771836A (en) 1978-11-14
DK141183B (en) 1980-01-28
DK251377A (en) 1978-11-14

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee