JPS5494090A - Method of minimizing undesirable characteristics of humidity sensor - Google Patents

Method of minimizing undesirable characteristics of humidity sensor

Info

Publication number
JPS5494090A
JPS5494090A JP14730878A JP14730878A JPS5494090A JP S5494090 A JPS5494090 A JP S5494090A JP 14730878 A JP14730878 A JP 14730878A JP 14730878 A JP14730878 A JP 14730878A JP S5494090 A JPS5494090 A JP S5494090A
Authority
JP
Japan
Prior art keywords
humidity sensor
undesirable characteristics
minimizing undesirable
minimizing
humidity
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
Application number
JP14730878A
Other languages
Japanese (ja)
Other versions
JPH0151771B2 (en
Inventor
Anchikainen Beiyo
Yaraba Youko
Sarasumaa Eeroo
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.)
Vaisala Oy
Original Assignee
Vaisala Oy
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 Vaisala Oy filed Critical Vaisala Oy
Publication of JPS5494090A publication Critical patent/JPS5494090A/en
Publication of JPH0151771B2 publication Critical patent/JPH0151771B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
    • G01N27/225—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity by using hygroscopic materials
JP14730878A 1977-12-02 1978-11-30 Method of minimizing undesirable characteristics of humidity sensor Granted JPS5494090A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI773680A FI58402C (en) 1977-12-02 1977-12-02 FARING EQUIPMENT WITHOUT ELECTRICAL EQUIPMENT HOS EN ELECTRICAL FUNCTIONAL EQUIPMENT

Publications (2)

Publication Number Publication Date
JPS5494090A true JPS5494090A (en) 1979-07-25
JPH0151771B2 JPH0151771B2 (en) 1989-11-06

Family

ID=8511289

Family Applications (2)

Application Number Title Priority Date Filing Date
JP14730878A Granted JPS5494090A (en) 1977-12-02 1978-11-30 Method of minimizing undesirable characteristics of humidity sensor
JP61165684A Granted JPS6263852A (en) 1977-12-02 1986-07-16 Capacity type humidity sensor compensating temperature

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP61165684A Granted JPS6263852A (en) 1977-12-02 1986-07-16 Capacity type humidity sensor compensating temperature

Country Status (9)

Country Link
JP (2) JPS5494090A (en)
AU (1) AU4203378A (en)
BR (1) BR7807935A (en)
DE (1) DE2851686C2 (en)
FI (1) FI58402C (en)
FR (1) FR2410821A1 (en)
GB (1) GB2011093A (en)
IT (1) IT1100442B (en)
ZA (1) ZA786573B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5667742A (en) * 1979-10-26 1981-06-08 Kaelle Eur Control Apparatus for and method of separately providing conductivity* dielectric coefficient and measured value of water content of granular material
JP2016509226A (en) * 2013-02-22 2016-03-24 ヴァイサラ オーワイジェー Radiosonde and atmospheric measurement methods performed at high temperatures

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI58403C (en) * 1979-03-29 1981-01-12 Vaisala Oy ADJUSTMENT OF FUNCTIONS
US4352059A (en) * 1980-06-13 1982-09-28 Massachusetts Institute Of Technology Determination of moisture level in materials
DE3513065C1 (en) * 1985-04-12 1986-01-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Probe for measuring the relative humidity of the air without hysteresis
EP0317871A3 (en) * 1987-11-24 1991-03-06 Siemens Aktiengesellschaft Probe for detecting gases
FI82554C (en) * 1988-11-02 1991-03-11 Vaisala Oy Calibration procedure for measuring the relative content of gas or steam
FI95626C (en) * 1993-09-29 1996-02-26 Vaisala Oy Procedure and arrangement for measuring humidity, especially in radio probes
FI99164C (en) * 1994-04-15 1997-10-10 Vaisala Oy Method for measuring the dew point or gas content and equipment for predicting freezing
DE9421962U1 (en) * 1994-07-28 1997-05-28 Vdo Schindling Moisture sensor for a window pane of a motor vehicle
AT1469U1 (en) * 1996-04-10 1997-05-26 E & E Elektronik Gmbh METHOD FOR DETERMINING ABSOLUTE HUMIDITY
DE19729697C1 (en) * 1997-07-11 1999-02-11 Mannesmann Vdo Ag Arrangement for determining the relative humidity
DE19953195A1 (en) * 1999-11-05 2001-05-23 Preh Elektro Feinmechanik Sensor to detect moisture, for commercial vehicle brake system; has printed circuit board with two tracks at different voltages, which are connected, short-circuited or interrupted by moisture
DE10019551A1 (en) * 2000-04-20 2001-10-25 Elk Ges Fuer Erstellung Layout Method and device for determining the relative humidity in air / gas mixtures
DE10051558C2 (en) * 2000-10-18 2003-04-17 Sitronic Elektrotech Ausruest Sensor unit with an air humidity sensor and with an air temperature sensor
DE10141408B4 (en) * 2001-08-23 2005-03-24 Knick Elektronische Meßgeräte GmbH & Co. Method for determining the calibration interval time of electrochemical measuring sensors
DE10335553A1 (en) 2003-08-02 2005-02-17 E + E Elektronik Ges.M.B.H. Method and arrangement for moisture measurement
US9927412B2 (en) 2013-05-30 2018-03-27 Vaisala Oyj Dual gas sensor structure and measurement method
DE102017210064A1 (en) 2017-06-14 2018-12-20 E + E Elektronik Ges.M.B.H. Method for operating a sensor arrangement and suitable sensor arrangement for this purpose

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB557613A (en) * 1940-05-03 1943-11-29 British Thomson Houston Co Ltd Improved arrangement for the indication of atmospheric moisture
US3350941A (en) * 1965-05-20 1967-11-07 Johnson Service Co Humidity sensing element
FI48229C (en) * 1972-10-12 1974-07-10 Vaisala Oy Capacitive humidity sensor and manufacturing process for the same.
JPS5434628Y2 (en) * 1973-06-06 1979-10-23
US3983527A (en) * 1973-08-14 1976-09-28 Nippon Sheet Glass Co., Ltd. Humidity-sensitive sensor
US3859502A (en) * 1974-02-11 1975-01-07 Anthony S Mfg Co Defrosting system for refrigerator doors

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5667742A (en) * 1979-10-26 1981-06-08 Kaelle Eur Control Apparatus for and method of separately providing conductivity* dielectric coefficient and measured value of water content of granular material
JP2016509226A (en) * 2013-02-22 2016-03-24 ヴァイサラ オーワイジェー Radiosonde and atmospheric measurement methods performed at high temperatures

Also Published As

Publication number Publication date
DE2851686C2 (en) 1981-10-01
ZA786573B (en) 1980-03-26
JPH0151771B2 (en) 1989-11-06
DE2851686A1 (en) 1979-06-07
IT1100442B (en) 1985-09-28
FI58402C (en) 1981-01-12
FR2410821B1 (en) 1984-04-20
BR7807935A (en) 1979-07-31
AU4203378A (en) 1979-06-07
FI773680A (en) 1979-06-03
JPH0340334B2 (en) 1991-06-18
FI58402B (en) 1980-09-30
FR2410821A1 (en) 1979-06-29
IT7830461A0 (en) 1978-12-01
GB2011093A (en) 1979-07-04
JPS6263852A (en) 1987-03-20

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