JPH01158910U - - Google Patents

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Publication number
JPH01158910U
JPH01158910U JP15973388U JP15973388U JPH01158910U JP H01158910 U JPH01158910 U JP H01158910U JP 15973388 U JP15973388 U JP 15973388U JP 15973388 U JP15973388 U JP 15973388U JP H01158910 U JPH01158910 U JP H01158910U
Authority
JP
Japan
Prior art keywords
conversion
correction
sensor
linearizing
converting
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
Application number
JP15973388U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP15973388U priority Critical patent/JPH01158910U/ja
Publication of JPH01158910U publication Critical patent/JPH01158910U/ja
Pending legal-status Critical Current

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Landscapes

  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はセンサの特性を示す図であり、第２図
はその補正曲線を示す図である。第３図はこの考
案の実施例である計測装置のリニアライズ回路の
構成を示すブロツク配線図である。 １１……リニアライズ回路、１２……センサか
らのアナログ非線形入力信号、１３……Ａ／Ｄ変
換器、１４……選択指令、１５……マイコン制御
部、１８……マイコンの演算部、１６……補正曲
線をＡ／Ｄ変換データとして記憶するＲＯＭ、１
９……Ｄ／Ａ変換器、２０……アナログ線形出力
信号。 FIG. 1 is a diagram showing the characteristics of the sensor, and FIG. 2 is a diagram showing its correction curve. FIG. 3 is a block wiring diagram showing the configuration of a linearization circuit of a measuring device which is an embodiment of this invention. DESCRIPTION OF SYMBOLS 11... Linearization circuit, 12... Analog nonlinear input signal from sensor, 13... A/D converter, 14... Selection command, 15... Microcomputer control section, 18... Arithmetic section of microcomputer, 16... ...ROM that stores the correction curve as A/D conversion data, 1
9...D/A converter, 20...analog linear output signal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] センサからのアナログ非線形入力信号をＡ／Ｄ
変換する手段と、変換されたデイジタル信号をリ
ニアライズする手段と、リニアライズされたデイ
ジタル信号をＤ／Ａ変換する手段とからなり、Ｄ
／Ａ変換して出力されるアナログ線形出力信号を
記録するとともに計測または分析システムにおけ
る操作出力とする計測装置において、前記リニア
ライズする手段を前記センサの非線形特性に対し
これを直線化する数種の補正曲線をそのＡ／Ｄ変
換データとして記憶する手段と、この記憶手段に
記憶した補正関数を任意に選択可能とする手段と
、この選択手段の指令によつて選択される各補正
曲線の補正演算式において前記記憶手段に記憶さ
れたＡ／Ｄ変換によつてリニアライズ演算する手
段とから構成したことを特徴とする計測装置。 A/D converts analog nonlinear input signal from sensor
D/A converting means, means for linearizing the converted digital signal, and means for D/A converting the linearized digital signal,
In a measuring device that records an analog linear output signal outputted after /A conversion and outputs it as an operational output in a measurement or analysis system, the linearizing means may be configured to linearize the nonlinear characteristics of the sensor. means for storing a correction curve as its A/D conversion data; means for making it possible to arbitrarily select a correction function stored in the storage means; and correction calculation for each correction curve selected by a command from the selection means. and means for performing a linearization calculation by A/D conversion stored in the storage means in the formula.
JP15973388U 1988-12-08 1988-12-08 Pending JPH01158910U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15973388U JPH01158910U (en) 1988-12-08 1988-12-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15973388U JPH01158910U (en) 1988-12-08 1988-12-08

Publications (1)

Publication Number Publication Date
JPH01158910U true JPH01158910U (en) 1989-11-02

Family

ID=31441192

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15973388U Pending JPH01158910U (en) 1988-12-08 1988-12-08

Country Status (1)

Country Link
JP (1) JPH01158910U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0599867A (en) * 1991-05-31 1993-04-23 Nippon Sanso Kk Leakage gas detection method and device
JPH0545543U (en) * 1991-11-22 1993-06-18 理化工業株式会社 Sensor compensator and sensor connected thereto
JP2012093244A (en) * 2010-10-27 2012-05-17 Hiroo Imamura Physical amount detection circuit and physical amount detection method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114094A (en) * 1974-07-24 1976-02-04 Joko Sangyo Kk KENRYOSEN HOSEIHOHOOYOBI SOCHI
JPS5258554A (en) * 1975-11-10 1977-05-14 Mitsubishi Heavy Ind Ltd Thermocouple emf-temperature signal converter
JPS5386236A (en) * 1977-01-08 1978-07-29 Omron Tateisi Electronics Co Error corrector circuit in digital measuring instrument
JPS5477148A (en) * 1977-11-30 1979-06-20 Sharp Corp Haemadynamometer of digital type
JPS5714999A (en) * 1980-06-30 1982-01-26 Kouichi Tano General linealizer with computer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114094A (en) * 1974-07-24 1976-02-04 Joko Sangyo Kk KENRYOSEN HOSEIHOHOOYOBI SOCHI
JPS5258554A (en) * 1975-11-10 1977-05-14 Mitsubishi Heavy Ind Ltd Thermocouple emf-temperature signal converter
JPS5386236A (en) * 1977-01-08 1978-07-29 Omron Tateisi Electronics Co Error corrector circuit in digital measuring instrument
JPS5477148A (en) * 1977-11-30 1979-06-20 Sharp Corp Haemadynamometer of digital type
JPS5714999A (en) * 1980-06-30 1982-01-26 Kouichi Tano General linealizer with computer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0599867A (en) * 1991-05-31 1993-04-23 Nippon Sanso Kk Leakage gas detection method and device
JPH0545543U (en) * 1991-11-22 1993-06-18 理化工業株式会社 Sensor compensator and sensor connected thereto
JP2012093244A (en) * 2010-10-27 2012-05-17 Hiroo Imamura Physical amount detection circuit and physical amount detection method

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