JPH01113702U - - Google Patents
Info
- Publication number
- JPH01113702U JPH01113702U JP1988160456U JP16045688U JPH01113702U JP H01113702 U JPH01113702 U JP H01113702U JP 1988160456 U JP1988160456 U JP 1988160456U JP 16045688 U JP16045688 U JP 16045688U JP H01113702 U JPH01113702 U JP H01113702U
- Authority
- JP
- Japan
- Prior art keywords
- controlled machine
- signal
- add
- memory
- additional
- 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.)
- Pending
Links
- 230000006870 function Effects 0.000 claims 4
- 230000004913 activation Effects 0.000 claims 3
- 230000004044 response Effects 0.000 claims 2
- 230000003213 activating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000005764 inhibitory process Effects 0.000 description 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
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
-
- 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
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
-
- 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
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1188—Detection of inserted boards, inserting extra memory, availability of boards
-
- 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
- G05B2219/10—Plc systems
- G05B2219/13—Plc programming
- G05B2219/13195—Protected programs, running these programs
-
- 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
- G05B2219/10—Plc systems
- G05B2219/15—Plc structure of the system
- G05B2219/15048—Microprocessor
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- General Engineering & Computer Science (AREA)
- Safety Devices In Control Systems (AREA)
- Programmable Controllers (AREA)
- Testing And Monitoring For Control Systems (AREA)
- Control By Computers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/192,751 US4387442A (en) | 1980-10-01 | 1980-10-01 | Controlled machine inhibition when control module is absent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01113702U true JPH01113702U (US06262066-20010717-C00424.png) | 1989-07-31 |
Family
ID=22710914
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56112402A Pending JPS5764803A (en) | 1980-10-01 | 1981-07-20 | Moduled controller |
| JP1988160456U Pending JPH01113702U (US06262066-20010717-C00424.png) | 1980-10-01 | 1988-12-12 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56112402A Pending JPS5764803A (en) | 1980-10-01 | 1981-07-20 | Moduled controller |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4387442A (US06262066-20010717-C00424.png) |
| EP (1) | EP0048848B1 (US06262066-20010717-C00424.png) |
| JP (2) | JPS5764803A (US06262066-20010717-C00424.png) |
| DE (1) | DE3174405D1 (US06262066-20010717-C00424.png) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57174720A (en) * | 1981-04-21 | 1982-10-27 | Toshiba Corp | Data processor |
| US4580239A (en) * | 1983-07-21 | 1986-04-01 | Texaco Inc. | Remote station of a computer system |
| US4652769A (en) * | 1984-02-14 | 1987-03-24 | Ion Tech, Inc. | Module power supply |
| JPH07122804B2 (ja) * | 1987-07-01 | 1995-12-25 | 株式会社ノーリツ | 機種選択誤り検知装置 |
| US5115511A (en) * | 1987-09-08 | 1992-05-19 | Siemens Ak. | Arrangement for loading the parameters into active modules in a computer system |
| DE3811295A1 (de) * | 1988-04-02 | 1989-10-12 | Ako Werke Gmbh & Co | Schaltungsanordnung mit einem elektromechanischen programmschaltwerk und einer elektronischen auswerteschaltung eines geraets |
| DE4240071A1 (de) * | 1992-11-28 | 1994-06-01 | Square D Deutschland | Schaltungsanordnung zur elektrischen Sicherheitsüberwachung von Schalteinrichtungen |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5450772A (en) * | 1977-09-29 | 1979-04-20 | Toshiba Corp | Erroneous control preventive method in process control system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4030080A (en) * | 1974-01-07 | 1977-06-14 | Texas Instruments Incorporated | Variable module memory |
| US3978454A (en) * | 1974-06-20 | 1976-08-31 | Westinghouse Electric Corporation | System and method for programmable sequence control |
| US4200916A (en) * | 1976-07-01 | 1980-04-29 | Gulf & Western Industries, Inc. | Programmable controller using microprocessor |
| JPS5948402B2 (ja) * | 1976-12-08 | 1984-11-26 | 豊田工機株式会社 | シ−ケンスコントロ−ラ |
| US4155115A (en) * | 1977-12-30 | 1979-05-15 | Honeywell Inc. | Process control system with analog output control circuit |
| US4213190A (en) * | 1978-08-28 | 1980-07-15 | International Business Machines Corporation | Programmed copier control |
| US4321667A (en) * | 1979-10-31 | 1982-03-23 | International Business Machines Corp. | Add-on programs with code verification and control |
-
1980
- 1980-10-01 US US06/192,751 patent/US4387442A/en not_active Expired - Lifetime
-
1981
- 1981-07-20 JP JP56112402A patent/JPS5764803A/ja active Pending
- 1981-09-09 EP EP81107085A patent/EP0048848B1/en not_active Expired
- 1981-09-09 DE DE8181107085T patent/DE3174405D1/de not_active Expired
-
1988
- 1988-12-12 JP JP1988160456U patent/JPH01113702U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5450772A (en) * | 1977-09-29 | 1979-04-20 | Toshiba Corp | Erroneous control preventive method in process control system |
Also Published As
| Publication number | Publication date |
|---|---|
| US4387442A (en) | 1983-06-07 |
| JPS5764803A (en) | 1982-04-20 |
| DE3174405D1 (en) | 1986-05-22 |
| EP0048848A2 (en) | 1982-04-07 |
| EP0048848B1 (en) | 1986-04-16 |
| EP0048848A3 (en) | 1983-09-28 |
