GB2180965B - Sequence controller - Google Patents

Sequence controller

Info

Publication number
GB2180965B
GB2180965B GB08523967A GB8523967A GB2180965B GB 2180965 B GB2180965 B GB 2180965B GB 08523967 A GB08523967 A GB 08523967A GB 8523967 A GB8523967 A GB 8523967A GB 2180965 B GB2180965 B GB 2180965B
Authority
GB
United Kingdom
Prior art keywords
sequence controller
sequence
controller
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
GB08523967A
Other versions
GB8523967D0 (en
GB2180965A (en
Inventor
Patrick Jonathan Francis
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.)
STC PLC
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Priority to GB08523967A priority Critical patent/GB2180965B/en
Publication of GB8523967D0 publication Critical patent/GB8523967D0/en
Publication of GB2180965A publication Critical patent/GB2180965A/en
Application granted granted Critical
Publication of GB2180965B publication Critical patent/GB2180965B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/07—Programme control other than numerical control, i.e. in sequence controllers or logic controllers where the programme is defined in the fixed connection of electrical elements, e.g. potentiometers, counters, transistors
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/25—Pc structure of the system
    • G05B2219/25377—New sequence as function of deviation from predicted result, state
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/25—Pc structure of the system
    • G05B2219/25394—Execute next step on feedback of result of previous step
GB08523967A 1985-09-28 1985-09-28 Sequence controller Expired GB2180965B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08523967A GB2180965B (en) 1985-09-28 1985-09-28 Sequence controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08523967A GB2180965B (en) 1985-09-28 1985-09-28 Sequence controller

Publications (3)

Publication Number Publication Date
GB8523967D0 GB8523967D0 (en) 1985-10-30
GB2180965A GB2180965A (en) 1987-04-08
GB2180965B true GB2180965B (en) 1988-10-26

Family

ID=10585888

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08523967A Expired GB2180965B (en) 1985-09-28 1985-09-28 Sequence controller

Country Status (1)

Country Link
GB (1) GB2180965B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4937777A (en) * 1987-10-07 1990-06-26 Allen-Bradley Company, Inc. Programmable controller with multiple task processors
US5193189A (en) * 1987-10-07 1993-03-09 Allen-Bradley Company, Inc. Programmable controller with multiple priority level task processing
EP2490089A1 (en) * 2011-02-17 2012-08-22 Siemens Aktiengesellschaft Method for controlling the formula of a batch process

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882305A (en) * 1974-01-15 1975-05-06 Kearney & Trecker Corp Diagnostic communication system for computer controlled machine tools
SU615538A1 (en) * 1976-07-07 1978-07-15 Предприятие П/Я В-2892 Arrangement for retrieving information from storage unit
GB8327567D0 (en) * 1983-10-14 1983-11-16 Gen Electric Co Plc Computers

Also Published As

Publication number Publication date
GB8523967D0 (en) 1985-10-30
GB2180965A (en) 1987-04-08

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930928