JPS5821935A - 測定情報多重伝送システムにおける故障位置検出方式 - Google Patents
測定情報多重伝送システムにおける故障位置検出方式Info
- Publication number
- JPS5821935A JPS5821935A JP56120723A JP12072381A JPS5821935A JP S5821935 A JPS5821935 A JP S5821935A JP 56120723 A JP56120723 A JP 56120723A JP 12072381 A JP12072381 A JP 12072381A JP S5821935 A JPS5821935 A JP S5821935A
- Authority
- JP
- Japan
- Prior art keywords
- information
- light
- central processing
- light emitting
- processing unit
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/12—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in capacitance, i.e. electric circuits therefor
-
- 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
- G01D5/12—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 electric or magnetic means
- G01D5/244—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 electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
- G01D5/248—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 electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains by varying pulse repetition frequency
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/252—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with conversion of voltage or current into frequency and measuring of this frequency
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Communication System (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Small-Scale Networks (AREA)
- Selective Calling Equipment (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56120723A JPS5821935A (ja) | 1981-08-03 | 1981-08-03 | 測定情報多重伝送システムにおける故障位置検出方式 |
US06/402,377 US4531193A (en) | 1981-07-30 | 1982-07-27 | Measurement apparatus |
CA000408285A CA1220835A (en) | 1981-07-30 | 1982-07-28 | Measurement apparatus |
AU86518/82A AU549860B2 (en) | 1981-07-30 | 1982-07-28 | Measurement apparatus |
BR8204472A BR8204472A (pt) | 1981-07-30 | 1982-07-29 | Aparelho para medir uma quantidade fisica e fornecer dados de medicao correspondentes |
EP84114777A EP0159401B1 (en) | 1981-07-30 | 1982-07-30 | Measurement apparatus |
DE19823229010 DE3229010A1 (de) | 1981-07-30 | 1982-07-30 | Digitale messeinrichtung fuer eine physikalische groesse |
DE8484114777T DE3279510D1 (en) | 1981-07-30 | 1982-07-30 | Measurement apparatus |
EP82106917A EP0071912B1 (en) | 1981-07-30 | 1982-07-30 | Measurement apparatus |
DE8282106917T DE3274495D1 (en) | 1981-07-30 | 1982-07-30 | Measurement apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56120723A JPS5821935A (ja) | 1981-08-03 | 1981-08-03 | 測定情報多重伝送システムにおける故障位置検出方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5821935A true JPS5821935A (ja) | 1983-02-09 |
JPS6322696B2 JPS6322696B2 (enrdf_load_stackoverflow) | 1988-05-12 |
Family
ID=14793402
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56120723A Granted JPS5821935A (ja) | 1981-07-30 | 1981-08-03 | 測定情報多重伝送システムにおける故障位置検出方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5821935A (enrdf_load_stackoverflow) |
-
1981
- 1981-08-03 JP JP56120723A patent/JPS5821935A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6322696B2 (enrdf_load_stackoverflow) | 1988-05-12 |
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