SE395059B - Anordning for indikering av avbrott i metkretsen vid motstandstermometrar i termovakter - Google Patents

Anordning for indikering av avbrott i metkretsen vid motstandstermometrar i termovakter

Info

Publication number
SE395059B
SE395059B SE7512673A SE7512673A SE395059B SE 395059 B SE395059 B SE 395059B SE 7512673 A SE7512673 A SE 7512673A SE 7512673 A SE7512673 A SE 7512673A SE 395059 B SE395059 B SE 395059B
Authority
SE
Sweden
Prior art keywords
methet
guards
thermo
circuit
resistance thermometers
Prior art date
Application number
SE7512673A
Other languages
English (en)
Other versions
SE7512673L (sv
Inventor
G Hammarlund
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Priority to SE7512673A priority Critical patent/SE395059B/sv
Priority to CH1235976A priority patent/CH608101A5/xx
Priority to FR7631222A priority patent/FR2331781A1/fr
Priority to DE19762648599 priority patent/DE2648599A1/de
Priority to FI763224A priority patent/FI763224A/fi
Priority to NO763817A priority patent/NO763817L/no
Priority to GB46937/76A priority patent/GB1562429A/en
Publication of SE7512673L publication Critical patent/SE7512673L/sv
Publication of SE395059B publication Critical patent/SE395059B/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
    • G01K7/20—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/08—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for safeguarding the apparatus, e.g. against abnormal operation, against breakdown
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K15/00—Testing or calibrating of thermometers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Alarm Devices (AREA)
SE7512673A 1975-11-12 1975-11-12 Anordning for indikering av avbrott i metkretsen vid motstandstermometrar i termovakter SE395059B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE7512673A SE395059B (sv) 1975-11-12 1975-11-12 Anordning for indikering av avbrott i metkretsen vid motstandstermometrar i termovakter
CH1235976A CH608101A5 (en) 1975-11-12 1976-09-30 Arrangement for displaying an interruption in the measuring circuit of resistance thermometers in thermostats
FR7631222A FR2331781A1 (fr) 1975-11-12 1976-10-18 Dispositif pour controleurs de temperature
DE19762648599 DE2648599A1 (de) 1975-11-12 1976-10-27 Anordnung zur erfassung einer unterbrechung im messkreis von widerstandsthermometern in thermowaechtern
FI763224A FI763224A (sv) 1975-11-12 1976-11-10
NO763817A NO763817L (sv) 1975-11-12 1976-11-10
GB46937/76A GB1562429A (en) 1975-11-12 1976-11-11 Sensing circuits for resistance thermometers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7512673A SE395059B (sv) 1975-11-12 1975-11-12 Anordning for indikering av avbrott i metkretsen vid motstandstermometrar i termovakter

Publications (2)

Publication Number Publication Date
SE7512673L SE7512673L (sv) 1977-05-13
SE395059B true SE395059B (sv) 1977-07-25

Family

ID=20326054

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7512673A SE395059B (sv) 1975-11-12 1975-11-12 Anordning for indikering av avbrott i metkretsen vid motstandstermometrar i termovakter

Country Status (7)

Country Link
CH (1) CH608101A5 (sv)
DE (1) DE2648599A1 (sv)
FI (1) FI763224A (sv)
FR (1) FR2331781A1 (sv)
GB (1) GB1562429A (sv)
NO (1) NO763817L (sv)
SE (1) SE395059B (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2744786A1 (de) * 1977-10-05 1979-04-19 Interatom Korrektur der verzoegerung in messketten
JPS5856006A (ja) * 1981-09-29 1983-04-02 Sharp Corp 温度調節器の故障検出方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2728904A (en) * 1954-06-29 1955-12-27 Arthur J Waldorf Supervised fire detection and alarm system
US3176284A (en) * 1963-09-27 1965-03-30 Specialties Dev Corp System responsive to plural conditions with false indication prevention
US3839711A (en) * 1970-04-02 1974-10-01 Minnesota Mining & Mfg Security system and control circuit
US3699569A (en) * 1972-01-28 1972-10-17 Minnesota Mining & Mfg Security system for indicating fire, intrusion or the like
US3836854A (en) * 1973-07-02 1974-09-17 Lorain Prod Corp Alarm circuit for monitoring the amplitude of a-c voltages

Also Published As

Publication number Publication date
SE7512673L (sv) 1977-05-13
FI763224A (sv) 1977-05-13
GB1562429A (en) 1980-03-12
DE2648599A1 (de) 1977-05-26
CH608101A5 (en) 1978-12-15
FR2331781A1 (fr) 1977-06-10
NO763817L (sv) 1977-05-13

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