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JPS51140673A - Turbiditimeter - Google Patents

Turbiditimeter

Info

Publication number
JPS51140673A
JPS51140673A JP6459575A JP6459575A JPS51140673A JP S51140673 A JPS51140673 A JP S51140673A JP 6459575 A JP6459575 A JP 6459575A JP 6459575 A JP6459575 A JP 6459575A JP S51140673 A JPS51140673 A JP S51140673A
Authority
JP
Japan
Prior art keywords
turbiditimeter
light
modulated
emitting diode
measure turbidity
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
JP6459575A
Other languages
Japanese (ja)
Inventor
Rikuro Morisono
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MERUKA DENSHI KK
Original Assignee
MERUKA DENSHI KK
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 by MERUKA DENSHI KK filed Critical MERUKA DENSHI KK
Priority to JP6459575A priority Critical patent/JPS51140673A/en
Publication of JPS51140673A publication Critical patent/JPS51140673A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

PURPOSE:To measure turbidity through diffused light by the use of a light from a light emitting diode that is a.c. modulated.
JP6459575A 1975-05-28 1975-05-28 Turbiditimeter Pending JPS51140673A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6459575A JPS51140673A (en) 1975-05-28 1975-05-28 Turbiditimeter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6459575A JPS51140673A (en) 1975-05-28 1975-05-28 Turbiditimeter

Publications (1)

Publication Number Publication Date
JPS51140673A true JPS51140673A (en) 1976-12-03

Family

ID=13262751

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6459575A Pending JPS51140673A (en) 1975-05-28 1975-05-28 Turbiditimeter

Country Status (1)

Country Link
JP (1) JPS51140673A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6019955U (en) * 1983-07-19 1985-02-12 海上電機株式会社 Photoelectric concentration meter
JP2006510015A (en) * 2002-12-10 2006-03-23 アプライズ テクノロジーズ，インコーポレーテッド Turbidity sensor
JPWO2012133845A1 (en) * 2011-03-31 2014-07-28 株式会社根本杏林堂 Leak detection sensor and chemical injection system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6019955U (en) * 1983-07-19 1985-02-12 海上電機株式会社 Photoelectric concentration meter
JP2006510015A (en) * 2002-12-10 2006-03-23 アプライズ テクノロジーズ，インコーポレーテッド Turbidity sensor
JPWO2012133845A1 (en) * 2011-03-31 2014-07-28 株式会社根本杏林堂 Leak detection sensor and chemical injection system
JP2016190069A (en) * 2011-03-31 2016-11-10 株式会社根本杏林堂 Leak detection sensor and chemical injection system
US9905721B2 (en) 2011-03-31 2018-02-27 Nemoto Kyorindo Co., Ltd. Leak detecting sensor and chemical liquid injection system

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