GB1348219A - Sequence control - Google Patents
Sequence controlInfo
- Publication number
- GB1348219A GB1348219A GB4329272A GB4329272A GB1348219A GB 1348219 A GB1348219 A GB 1348219A GB 4329272 A GB4329272 A GB 4329272A GB 4329272 A GB4329272 A GB 4329272A GB 1348219 A GB1348219 A GB 1348219A
- Authority
- GB
- United Kingdom
- Prior art keywords
- potentiometers
- sept
- amplifier
- voltage
- output
- 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
Links
- 239000003990 capacitor Substances 0.000 abstract 2
- 238000003466 welding Methods 0.000 abstract 2
- 238000009738 saturating Methods 0.000 abstract 1
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
- G05B2219/25372—Sequence command, next step if reference equals ramp signal level
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Arc Welding Control (AREA)
- Pulse Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPA638071 | 1971-09-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1348219A true GB1348219A (en) | 1974-03-13 |
Family
ID=3764826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4329272A Expired GB1348219A (en) | 1971-09-22 | 1972-09-19 | Sequence control |
Country Status (7)
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3987359A (en) * | 1974-12-23 | 1976-10-19 | Westinghouse Electric Corporation | Phase angle function generator for static VAR control |
US4267468A (en) * | 1979-04-23 | 1981-05-12 | Motorola, Inc. | Temperature sensing circuit |
US5546039A (en) * | 1994-11-02 | 1996-08-13 | Advanced Micro Devices, Inc. | Charge dissipation in capacitively loaded ports |
US6664556B2 (en) * | 2001-01-31 | 2003-12-16 | Intel Corporation | Method and apparatus for a phototransistor pulse width converter |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3105939A (en) * | 1959-09-15 | 1963-10-01 | Marconi Co Canada | Precision time delay generator |
GB948972A (en) * | 1961-10-20 | 1964-02-05 | English Electric Co Ltd | Electric voltage comparison means |
US3397323A (en) * | 1966-03-24 | 1968-08-13 | Mallory & Co Inc P R | Timer |
GB1232857A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1968-08-07 | 1971-05-19 | ||
US3596113A (en) * | 1969-04-04 | 1971-07-27 | Robert L Seidler | Pulse generating and timing circuit for providing accurately timed repetition of sequence of pulses |
US3670180A (en) * | 1969-11-19 | 1972-06-13 | Concord Control Inc | Intervalometer |
US3688131A (en) * | 1970-03-16 | 1972-08-29 | Rca Corp | Time delay device |
US3660693A (en) * | 1970-10-01 | 1972-05-02 | Weltronic Co | Analog tens and units timer with source synchronization |
US3694669A (en) * | 1971-04-27 | 1972-09-26 | Food Automation Service Tech | Timing circuit for a programmable timer |
-
1972
- 1972-09-18 CA CA151,981A patent/CA972853A/en not_active Expired
- 1972-09-18 US US00289807A patent/US3816724A/en not_active Expired - Lifetime
- 1972-09-19 GB GB4329272A patent/GB1348219A/en not_active Expired
- 1972-09-20 IT IT52865/72A patent/IT965434B/it active
- 1972-09-20 DE DE2246040A patent/DE2246040A1/de active Pending
- 1972-09-21 FR FR7233444A patent/FR2153367A1/fr not_active Withdrawn
- 1972-09-22 JP JP47095653A patent/JPS4838849A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IT965434B (it) | 1974-01-31 |
CA972853A (en) | 1975-08-12 |
US3816724A (en) | 1974-06-11 |
FR2153367A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-05-04 |
JPS4838849A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-06-07 |
DE2246040A1 (de) | 1973-03-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |