JPH0429013B2 - - Google Patents
Info
- Publication number
- JPH0429013B2 JPH0429013B2 JP60197868A JP19786885A JPH0429013B2 JP H0429013 B2 JPH0429013 B2 JP H0429013B2 JP 60197868 A JP60197868 A JP 60197868A JP 19786885 A JP19786885 A JP 19786885A JP H0429013 B2 JPH0429013 B2 JP H0429013B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- input
- amplifier
- line
- output line
- 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 - Lifetime
Links
- 230000002441 reversible effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P11/00—Arrangements for controlling dynamo-electric converters
- H02P11/04—Arrangements for controlling dynamo-electric converters for controlling dynamo-electric converters having a dc output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/14—Control of position or direction using feedback using an analogue comparing device
- G05D3/1472—Control of position or direction using feedback using an analogue comparing device with potentiometer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/42—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using fluid means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Control Of Position Or Direction (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Amplifiers (AREA)
- Measuring Fluid Pressure (AREA)
- Servomotors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US649246 | 1984-09-10 | ||
US06/649,246 US4731996A (en) | 1984-09-10 | 1984-09-10 | Position transmitter for a pneumatic-pneumatic or electro-pneumatic converter |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61116617A JPS61116617A (ja) | 1986-06-04 |
JPH0429013B2 true JPH0429013B2 (US07935154-20110503-C00006.png) | 1992-05-15 |
Family
ID=24604011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60197868A Granted JPS61116617A (ja) | 1984-09-10 | 1985-09-09 | 空気−空気または電空変換器用位置伝送器 |
Country Status (13)
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3712337A1 (de) * | 1987-04-11 | 1988-10-20 | Vdo Schindling | Elektropneumatischer stellungsregler |
FR2770291B1 (fr) * | 1997-10-28 | 2000-01-07 | Peugeot | Dispositif de mesure de deplacement destine a au moins deux applications differentes |
US6753686B2 (en) * | 2001-05-21 | 2004-06-22 | Mitutoyo Corporation | Method and apparatus for detecting failure of differential transformer, and method and apparatus for signal processing of differential transformer |
US20030038221A1 (en) * | 2001-05-30 | 2003-02-27 | National Seating Company | Truck seat height positioning system |
DE102004045068B4 (de) * | 2003-11-28 | 2022-09-01 | Smc K.K. | Steuervorrichtung für elektrische Stellglieder |
US7298108B2 (en) * | 2004-11-29 | 2007-11-20 | Smc Kabushiki Kaisha | Control system for electric actuator |
CN100490282C (zh) * | 2007-04-16 | 2009-05-20 | 中控科技集团有限公司 | 变送器回路供电方法及变送器 |
DE102007058517B4 (de) * | 2007-12-05 | 2018-07-26 | Abb Ag | Digitaler Stellungsgeber |
US10962622B2 (en) | 2013-12-23 | 2021-03-30 | Rosemount Inc. | Analog process variable transmitter with electronic calibration |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4894456A (US07935154-20110503-C00006.png) * | 1972-03-15 | 1973-12-05 | ||
JPS5821503A (ja) * | 1981-07-31 | 1983-02-08 | Fuji Electric Co Ltd | 静電容量式変位検出回路 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3482588A (en) * | 1964-09-15 | 1969-12-09 | Robertshaw Controls Co | Electrically modulated pressure regulating and monitoring means |
US3644816A (en) * | 1970-12-21 | 1972-02-22 | Gen Electric | Manual and automatic master-slave control system |
US4031442A (en) * | 1973-12-11 | 1977-06-21 | Kubik Hydradrives, Inc. | Electronic position and velocity control system |
US3986526A (en) * | 1974-06-14 | 1976-10-19 | Sun Oil Company Of Pennsylvania | Hybrid fluidic and fluid servo controller |
FI59177C (fi) * | 1980-04-18 | 1981-06-10 | Antero Asko Ilkka Iivarinen | Anordning foer reglering av aendpunkterna foer roerelsen av en arbetscylinders kolv |
US4417312A (en) * | 1981-06-08 | 1983-11-22 | Worcester Controls Corporation | Electronic controller for valve actuators |
US4456865A (en) * | 1982-04-22 | 1984-06-26 | The Babcock & Wilcox Company | High torque servo positioner using 3 phase variable frequency constant torque controller |
US4583029A (en) * | 1984-07-06 | 1986-04-15 | The Babcock & Wilcox Company | Variable speed resistive network for a pneumatic servo assembly of an electro-pneumatic converter |
-
1984
- 1984-09-10 US US06/649,246 patent/US4731996A/en not_active Expired - Fee Related
-
1985
- 1985-05-31 IN IN413/CAL/85A patent/IN163745B/en unknown
- 1985-06-04 KR KR1019850003908A patent/KR900006406B1/ko not_active IP Right Cessation
- 1985-06-05 AU AU43334/85A patent/AU581229B2/en not_active Ceased
- 1985-06-12 ES ES544065A patent/ES8607579A1/es not_active Expired
- 1985-06-28 CA CA000485917A patent/CA1236544A/en not_active Expired
- 1985-07-09 BR BR8503284A patent/BR8503284A/pt not_active IP Right Cessation
- 1985-08-14 EP EP85305775A patent/EP0174748B1/en not_active Expired
- 1985-08-14 DE DE8585305775T patent/DE3567068D1/de not_active Expired
- 1985-08-30 MX MX206478A patent/MX165849B/es unknown
- 1985-09-09 JP JP60197868A patent/JPS61116617A/ja active Granted
-
1989
- 1989-02-22 SG SG119/89A patent/SG11989G/en unknown
- 1989-05-04 HK HK365/89A patent/HK36589A/xx not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4894456A (US07935154-20110503-C00006.png) * | 1972-03-15 | 1973-12-05 | ||
JPS5821503A (ja) * | 1981-07-31 | 1983-02-08 | Fuji Electric Co Ltd | 静電容量式変位検出回路 |
Also Published As
Publication number | Publication date |
---|---|
EP0174748B1 (en) | 1988-12-28 |
KR860002897A (ko) | 1986-04-30 |
AU4333485A (en) | 1986-06-19 |
CA1236544A (en) | 1988-05-10 |
KR900006406B1 (ko) | 1990-08-30 |
ES544065A0 (es) | 1986-06-01 |
MX165849B (es) | 1992-12-07 |
ES8607579A1 (es) | 1986-06-01 |
DE3567068D1 (en) | 1989-02-02 |
IN163745B (US07935154-20110503-C00006.png) | 1988-11-05 |
SG11989G (en) | 1989-07-07 |
HK36589A (en) | 1989-05-12 |
US4731996A (en) | 1988-03-22 |
AU581229B2 (en) | 1989-02-16 |
BR8503284A (pt) | 1986-09-16 |
JPS61116617A (ja) | 1986-06-04 |
EP0174748A1 (en) | 1986-03-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4481967A (en) | Control circuit for current to pressure converter | |
US4456031A (en) | Electro-hydraulic servo valve system | |
GB2160747A (en) | Communication apparatus | |
JPH0429013B2 (US07935154-20110503-C00006.png) | ||
US4527583A (en) | Electropneumatic transducer system | |
US6376966B1 (en) | Method and apparatus for controlling a piezoelectric device | |
US4623871A (en) | Receiving apparatus | |
CA1206563A (en) | Apparatus and method for providing useful audio feedback to aid in the operation of remotely controlled powered manipulators | |
USRE33028E (en) | Electropneumatic transducer system | |
JPS6353601A (ja) | 操作部作動装置 | |
EP0120593B1 (en) | Electro-pneumatic control systems | |
US4610263A (en) | Pneumatic servo assembly for an electro pneumatic converter | |
CA1215139A (en) | Frequency to current converter circuit | |
KR900003032B1 (ko) | 전자-공기식 변환기의 모우터 회전속도 제어시스템 | |
US3421318A (en) | Multiple digital signal transducer | |
JPH07103202A (ja) | バルブポジショナ | |
JP2841893B2 (ja) | 電流/圧力変換装置 | |
EP0122347A1 (en) | Audio feedback for remotely controlled manipulators | |
US4797774A (en) | Signal conditioning circuit | |
CA1152614A (en) | Control circuit for current to pressure converter | |
CA1225450A (en) | Pneumatic servo assembly for an electro-pneumatic converter | |
Obinna | Application of High-Voltage, Precision, Low-Power Max9943/Max9944 Operational Amplifier in Industrial Process Control Using±20ma OR 4-20ma Current-Loop Systems | |
JPH0457254B2 (US07935154-20110503-C00006.png) | ||
JPH0526322Y2 (US07935154-20110503-C00006.png) | ||
JPH0131970Y2 (US07935154-20110503-C00006.png) |