JPS54148979A - Temperature controller - Google Patents

Temperature controller

Info

Publication number
JPS54148979A
JPS54148979A JP5579379A JP5579379A JPS54148979A JP S54148979 A JPS54148979 A JP S54148979A JP 5579379 A JP5579379 A JP 5579379A JP 5579379 A JP5579379 A JP 5579379A JP S54148979 A JPS54148979 A JP S54148979A
Authority
JP
Japan
Prior art keywords
temperature controller
controller
temperature
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
JP5579379A
Other languages
Japanese (ja)
Inventor
Jiei Oniiru Maikuru
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.)
Applied Biosystems Inc
Original Assignee
Perkin Elmer Corp
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 Perkin Elmer Corp filed Critical Perkin Elmer Corp
Publication of JPS54148979A publication Critical patent/JPS54148979A/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
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
    • G01N25/48—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on solution, sorption, or a chemical reaction not involving combustion or catalytic oxidation
    • G01N25/4806—Details not adapted to a particular type of sample
    • G01N25/4826—Details not adapted to a particular type of sample concerning the heating or cooling arrangements
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • G05D23/1913—Control of temperature characterised by the use of electric means using an analogue comparing device delivering a series of pulses
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Control Of Temperature (AREA)
  • Control Of Resistance Heating (AREA)
JP5579379A 1978-05-10 1979-05-09 Temperature controller Pending JPS54148979A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90469978A 1978-05-10 1978-05-10

Publications (1)

Publication Number Publication Date
JPS54148979A true JPS54148979A (en) 1979-11-21

Family

ID=25419596

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5579379A Pending JPS54148979A (en) 1978-05-10 1979-05-09 Temperature controller

Country Status (3)

Country Link
JP (1) JPS54148979A (en)
DE (1) DE2917885A1 (en)
GB (1) GB2021819A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2207261B (en) * 1987-06-16 1992-01-08 South Of Scotland Electricity Temperature control circuit

Also Published As

Publication number Publication date
GB2021819A (en) 1979-12-05
DE2917885A1 (en) 1979-11-22

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