FR1388209A - Comparateur de tension ou de courant - Google Patents

Comparateur de tension ou de courant

Info

Publication number
FR1388209A
FR1388209A FR963572A FR963572A FR1388209A FR 1388209 A FR1388209 A FR 1388209A FR 963572 A FR963572 A FR 963572A FR 963572 A FR963572 A FR 963572A FR 1388209 A FR1388209 A FR 1388209A
Authority
FR
France
Prior art keywords
voltage
current comparator
comparator
current
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.)
Expired
Application number
FR963572A
Other languages
English (en)
Inventor
Hiroo Hattori
Toshiyuki Matsuura
Isao Asai
Makoto Kuwahata
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.)
Yokogawa Electric Corp
Original Assignee
Hokushin Electric Works Ltd
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 Hokushin Electric Works Ltd filed Critical Hokushin Electric Works Ltd
Priority to FR963572A priority Critical patent/FR1388209A/fr
Application granted granted Critical
Publication of FR1388209A publication Critical patent/FR1388209A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/28—Provision in measuring instruments for reference values, e.g. standard voltage, standard waveform
    • 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
    • G05D23/1909—Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can only take two discrete values
    • 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
    • G05D23/2451—Details of the regulator
    • G05D23/2456—Details of the regulator using selfs or transformers
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Nonlinear Science (AREA)
FR963572A 1963-02-13 1964-02-12 Comparateur de tension ou de courant Expired FR1388209A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR963572A FR1388209A (fr) 1963-02-13 1964-02-12 Comparateur de tension ou de courant

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP587563 1963-02-13
FR963572A FR1388209A (fr) 1963-02-13 1964-02-12 Comparateur de tension ou de courant

Publications (1)

Publication Number Publication Date
FR1388209A true FR1388209A (fr) 1965-02-05

Family

ID=26205878

Family Applications (1)

Application Number Title Priority Date Filing Date
FR963572A Expired FR1388209A (fr) 1963-02-13 1964-02-12 Comparateur de tension ou de courant

Country Status (1)

Country Link
FR (1) FR1388209A (fr)

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