CN1449116A - 模数转换器阈值检测电器 - Google Patents
模数转换器阈值检测电器 Download PDFInfo
- Publication number
- CN1449116A CN1449116A CN03107745.5A CN03107745A CN1449116A CN 1449116 A CN1449116 A CN 1449116A CN 03107745 A CN03107745 A CN 03107745A CN 1449116 A CN1449116 A CN 1449116A
- Authority
- CN
- China
- Prior art keywords
- digital converter
- microprocessor
- signal
- multiplexed analog
- digital
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title description 3
- 238000000034 method Methods 0.000 claims abstract description 35
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010606 normalization Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
Images
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
- G05B19/054—Input/output
-
- 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
- G05B2219/14047—Open circuit, broken line, cable
-
- 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
- G05B2219/14048—Short circuit
-
- 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
-
- 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
- G05B2219/21—Pc I-O input output
- G05B2219/21137—Analog to digital conversion, ADC, DAC
-
- 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
- G05B2219/21—Pc I-O input output
- G05B2219/21157—Broken, open line, cable, circuit, faulty connection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Analogue/Digital Conversion (AREA)
- Measurement Of Current Or Voltage (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
Description
传感器状态 | 电流(毫安) | 输入电压(伏) | 与参考电压的比值(%) | 参考值 |
短路 | >7.0 | >1.659 | >66.4 | >169 |
逻辑1 | 2.1-7.0 | 0.498-1.659 | 19.9-66.4 | 51-169 |
逻辑状态之间的过渡 | 1.2-2.1 | 0.284-0.498 | 11.4-19.9 | 29-51 |
逻辑0 | 0.35-1.2 | 0.083-0.284 | 0.033-11.4 | 8-29 |
开路(例如断线) | <0.35 | <0.083 | <0.033 | <8 |
Claims (26)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US36841902P | 2002-03-28 | 2002-03-28 | |
US60/368419 | 2002-03-28 | ||
US10/281728 | 2002-10-28 | ||
US10/281,728 US6667705B2 (en) | 2002-03-28 | 2002-10-28 | Analog to digital converter threshold detection circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1449116A true CN1449116A (zh) | 2003-10-15 |
CN100527629C CN100527629C (zh) | 2009-08-12 |
Family
ID=27807646
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031077455A Expired - Lifetime CN100527629C (zh) | 2002-03-28 | 2003-03-28 | 用于阈值检测的装置、方法和系统 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6667705B2 (zh) |
EP (1) | EP1349026A3 (zh) |
CN (1) | CN100527629C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108614146A (zh) * | 2018-04-25 | 2018-10-02 | 北京计算机技术及应用研究所 | 一种共享式隔离电压阈值检测模块 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6650024B2 (ja) * | 2016-03-25 | 2020-02-19 | 富士フイルム株式会社 | アナログ/ディジタル変換装置およびその制御方法 |
WO2019076698A1 (en) * | 2017-10-19 | 2019-04-25 | Koninklijke Philips N.V. | PORTABLE MEDICAL INTERFACE FOR INTRALUMINAL DEVICE AND ASSOCIATED DEVICES, SYSTEMS, AND METHODS |
US10284218B1 (en) * | 2018-04-27 | 2019-05-07 | Hewlett Packard Enterprise Development Lp | Voltage window |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4293924A (en) * | 1979-05-30 | 1981-10-06 | Allen-Bradley Company | Programmable controller with high density intelligent I/O interface |
JPS5753145A (en) * | 1980-09-16 | 1982-03-30 | Sony Tektronix Corp | Calibrator for analogue-digital converter |
SE469731B (sv) * | 1991-04-02 | 1993-08-30 | Asea Brown Boveri | Digital anpassningsenhet |
FR2681160B1 (fr) * | 1991-09-05 | 1995-03-24 | Telemecanique | Dispositif d'entree ou de sortie, notamment pour automate programmable. |
DE69432369T2 (de) * | 1993-07-26 | 2003-12-18 | Hitachi, Ltd. | Steuerungseinheit für Fahrzeug |
KR100272472B1 (ko) * | 1995-09-19 | 2000-11-15 | 씨. 필립 채프맨 | 디지탈 프로그램가능 임계 레벨을 가진 마이크로컨트롤러 재작동 기능 |
US6384753B1 (en) * | 2001-05-15 | 2002-05-07 | General Electric Company | High density analog interface |
-
2002
- 2002-10-28 US US10/281,728 patent/US6667705B2/en not_active Expired - Lifetime
-
2003
- 2003-02-27 EP EP03075581A patent/EP1349026A3/en not_active Ceased
- 2003-03-28 CN CNB031077455A patent/CN100527629C/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108614146A (zh) * | 2018-04-25 | 2018-10-02 | 北京计算机技术及应用研究所 | 一种共享式隔离电压阈值检测模块 |
Also Published As
Publication number | Publication date |
---|---|
US20030184462A1 (en) | 2003-10-02 |
EP1349026A2 (en) | 2003-10-01 |
US6667705B2 (en) | 2003-12-23 |
EP1349026A3 (en) | 2007-01-24 |
CN100527629C (zh) | 2009-08-12 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SIEMENS BUILDING TECH AG Free format text: FORMER OWNER: SIEMENS INDUSTRIAL AUTOMATION, INC. Effective date: 20100810 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: GEOGIA STATE, USA TO: GEORGIA STATE, USA |
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TR01 | Transfer of patent right |
Effective date of registration: 20100810 Address after: American Georgia Patentee after: SIEMENS INDUSTRY, Inc. Address before: Georgia, USA Patentee before: SIEMENS ENERGY & AUTOMATION, Inc. |
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TR01 | Transfer of patent right |
Effective date of registration: 20191206 Address after: Munich, Germany Patentee after: SIEMENS AG Address before: American Georgia Patentee before: SIEMENS INDUSTRY, Inc. |
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TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20090812 |
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CX01 | Expiry of patent term |