KR100240959B1 - 입출력 다중화 피엘씨 시스템 - Google Patents
입출력 다중화 피엘씨 시스템 Download PDFInfo
- Publication number
- KR100240959B1 KR100240959B1 KR1019970036567A KR19970036567A KR100240959B1 KR 100240959 B1 KR100240959 B1 KR 100240959B1 KR 1019970036567 A KR1019970036567 A KR 1019970036567A KR 19970036567 A KR19970036567 A KR 19970036567A KR 100240959 B1 KR100240959 B1 KR 100240959B1
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- 238000012544 monitoring process Methods 0.000 claims abstract description 5
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- 230000000694 effects Effects 0.000 description 2
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- 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
- G05B19/054—Input/output
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- 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
- G05B9/00—Safety arrangements
- G05B9/02—Safety arrangements electric
- G05B9/03—Safety arrangements electric with multiple-channel loop, i.e. redundant control systems
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- 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
- G05B2219/1105—I-O
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- 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
- G05B2219/12—Plc mp multi processor system
- G05B2219/1204—Multiprocessing, several plc's, distributed logic control
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- 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
- G05B2219/14—Plc safety
- G05B2219/14015—Dual plc's, processors and dual I-O
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Safety Devices In Control Systems (AREA)
Abstract
Description
Claims (5)
- 운전을 위한 제어 프로그램을 실행하기 위한 씨피유모듈(CPU-A)(CPU-B)과, 상기 두 씨피유모듈(CPU-A)(CPU-B)에 전원을 공급하기 위한 전원모듈(POWER)과, 상기 두 씨피유모듈(CPU-A)(CPU-B)가 데이터를 교환하고, 동작을 서로 감시하기 위하여 두 씨피유모듈 사이에 설치한 이중화 인터페이스 모듈(DIF)과, 데이터의 입출력을 제어하는 입출력 인터페이스 모듈(I/F)로 이루어져 운전동작 및 입출력의 고장감시 및 제어동작을 행하는 씨피유 이중화부(100)와; 입력을 전송하여 주기 위한 스위치(300)와, 입력되는 제어에 따라 구동하는 부하(400)와; 상기 스위치(300)를 통한 입력을 상기 씨피유 이중화부(100)로 전송하고, 이 씨피유 이중화부(100)로 부터의 데이터를 부하(400)로 전달해주는 제1,제2중복 입출력부(201)(202)와, 상기 스위치(300)를 통해 전송되는 입력만을 받아 상기 씨피유 이중화부(100)로 전송하는 전환 입출력부(203)로 이루어져 상기 씨피유 이중화부(100)와 부하(400)간의 데이터 송수신을 담당하는 입출력 처리부(200)를 포함한 것을 특징으로 하는 입출력 다중화 피엘씨 시스템.
- 제1항에 있어서, 입출력 처리부(200)는 스위치(300)를 통해 전달되는 입력을 3중화하여 받아들이도록 구성된 것을 특징으로 하는 입출력 다중화 피엘씨 시스템.
- 제1항에 있어서, 입출력 처리부(200)는 부하 구동시 출력을 2중화하여 구동하도록 구성된 것을 특징으로 하는 입출력 다중화 피엘씨 시스템.
- 제1항에 있어서, 제1,제2중복 입출력부는 입력데이터를 수신하고 출력데이터를 송신하기 위한 입출력모듈(I/O)과, 씨피유 이중화부와 입출력 처리부의 데이터의 송수신을 하는 인터페이스 모듈(I/F)과, 상기 각 모듈에 전원을 공급하기 위한 전원모듈(POWER)로 구성된 것을 특징으로 하는 입출력 다중화 피엘씨 시스템.
- 제5항에 있어서, 입출력모듈(I/O)은 복수개의 입력을 읽어들일 수 있고, 복수개의 출력을 내보낼 수 있도록 구성된 것을 특징으로 하는 입출력 다중화 피엘씨 시스템.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970036567A KR100240959B1 (ko) | 1997-07-31 | 1997-07-31 | 입출력 다중화 피엘씨 시스템 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970036567A KR100240959B1 (ko) | 1997-07-31 | 1997-07-31 | 입출력 다중화 피엘씨 시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990012985A KR19990012985A (ko) | 1999-02-25 |
KR100240959B1 true KR100240959B1 (ko) | 2000-01-15 |
Family
ID=19516514
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970036567A Expired - Lifetime KR100240959B1 (ko) | 1997-07-31 | 1997-07-31 | 입출력 다중화 피엘씨 시스템 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100240959B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102036653B1 (ko) | 2019-02-18 | 2019-11-15 | 정창호 | 단자대의 입/출력 데이터 이중화 기능을 갖는 plc 전이중화 장치 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000059718A (ko) * | 1999-03-08 | 2000-10-05 | 이종수 | 피엘씨 이중화 시스템의 논스톱 운전방법 및 회로 |
KR100512303B1 (ko) * | 2002-10-29 | 2005-09-07 | 한국철도기술연구원 | 엔에스 타입 전철기 에프티-에프에스 제어 시스템 |
KR100468888B1 (ko) * | 2002-10-29 | 2005-01-29 | 한국철도기술연구원 | 철도 제어 시스템의 시리얼 데이터 중재 장치 |
KR20040037697A (ko) * | 2002-10-29 | 2004-05-07 | 한국철도기술연구원 | 철도 제어 시스템의 시리얼 데이터 처리장치 및 그 방법 |
KR101024460B1 (ko) * | 2009-06-17 | 2011-03-23 | 엘에스산전 주식회사 | Plc 시스템 |
CN102736550A (zh) * | 2012-05-25 | 2012-10-17 | 青岛华特自动化设备有限公司 | 工控箱 |
-
1997
- 1997-07-31 KR KR1019970036567A patent/KR100240959B1/ko not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102036653B1 (ko) | 2019-02-18 | 2019-11-15 | 정창호 | 단자대의 입/출력 데이터 이중화 기능을 갖는 plc 전이중화 장치 |
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Publication number | Publication date |
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KR19990012985A (ko) | 1999-02-25 |
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