GB2217074B - Monitoring/control system - Google Patents

Monitoring/control system

Info

Publication number
GB2217074B
GB2217074B GB8905343A GB8905343A GB2217074B GB 2217074 B GB2217074 B GB 2217074B GB 8905343 A GB8905343 A GB 8905343A GB 8905343 A GB8905343 A GB 8905343A GB 2217074 B GB2217074 B GB 2217074B
Authority
GB
United Kingdom
Prior art keywords
monitoring
control system
control
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 - Fee Related
Application number
GB8905343A
Other versions
GB8905343D0 (en
GB2217074A (en
Inventor
Tetsuo Kimura
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.)
Nittan Co Ltd
Original Assignee
Nittan Co Ltd
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 Nittan Co Ltd filed Critical Nittan Co Ltd
Publication of GB8905343D0 publication Critical patent/GB8905343D0/en
Publication of GB2217074A publication Critical patent/GB2217074A/en
Application granted granted Critical
Publication of GB2217074B publication Critical patent/GB2217074B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q9/00Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
    • H04Q9/14Calling by using pulses
GB8905343A 1988-03-17 1989-03-08 Monitoring/control system Expired - Fee Related GB2217074B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63061818A JP2561120B2 (en) 1988-03-17 1988-03-17 Alarm monitoring controller

Publications (3)

Publication Number Publication Date
GB8905343D0 GB8905343D0 (en) 1989-04-19
GB2217074A GB2217074A (en) 1989-10-18
GB2217074B true GB2217074B (en) 1992-03-18

Family

ID=13182048

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8905343A Expired - Fee Related GB2217074B (en) 1988-03-17 1989-03-08 Monitoring/control system

Country Status (2)

Country Link
JP (1) JP2561120B2 (en)
GB (1) GB2217074B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1105427A (en) * 1965-07-06 1968-03-06
GB1501035A (en) * 1975-07-10 1978-02-15 Ibm Data processing apparatus
GB1548116A (en) * 1977-02-22 1979-07-04 Motorola Inc Digital binary group call circuitry arrangement

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6224741A (en) * 1985-07-25 1987-02-02 Matsushita Electric Works Ltd Multiplex transmission system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1105427A (en) * 1965-07-06 1968-03-06
GB1501035A (en) * 1975-07-10 1978-02-15 Ibm Data processing apparatus
GB1548116A (en) * 1977-02-22 1979-07-04 Motorola Inc Digital binary group call circuitry arrangement

Also Published As

Publication number Publication date
GB8905343D0 (en) 1989-04-19
GB2217074A (en) 1989-10-18
JPH01236400A (en) 1989-09-21
JP2561120B2 (en) 1996-12-04

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Legal Events

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

Effective date: 20030308