RU2012123784A - DIGITAL TEMPERATURE METER - Google Patents
DIGITAL TEMPERATURE METER Download PDFInfo
- Publication number
- RU2012123784A RU2012123784A RU2012123784/28A RU2012123784A RU2012123784A RU 2012123784 A RU2012123784 A RU 2012123784A RU 2012123784/28 A RU2012123784/28 A RU 2012123784/28A RU 2012123784 A RU2012123784 A RU 2012123784A RU 2012123784 A RU2012123784 A RU 2012123784A
- Authority
- RU
- Russia
- Prior art keywords
- digital temperature
- bridge
- thermistor
- input
- output
- Prior art date
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
Цифровой измеритель температуры, содержащий датчик температуры, терморезистор и цифровой индикатор температуры, отличающийся тем, что введена мостовая измерительная схема, в плечи которой включены датчик температуры и терморезистор, охваченная петлей отрицательной обратной связи, своим входом связанной с измерительной диагональю моста, а выходом - с диагональю питания моста и состоящей из последовательно соединенных усилителя и генератора управляемой частоты, при этом вход цифрового индикатора температуры соединен с выходом генератора управляемой частоты.A digital temperature meter containing a temperature sensor, a thermistor and a digital temperature indicator, characterized in that a bridge measuring circuit is introduced, in the shoulders of which a temperature sensor and a thermistor are included, covered by a negative feedback loop connected to the measuring diagonal of the bridge by its input, and the output with diagonal power supply of the bridge and consisting of a series-connected amplifier and a generator of controlled frequency, while the input of a digital temperature indicator is connected to the output of the generator ora controlled frequency.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2012123784/28A RU2561998C2 (en) | 2012-06-07 | 2012-06-07 | Digital temperature gage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2012123784/28A RU2561998C2 (en) | 2012-06-07 | 2012-06-07 | Digital temperature gage |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2012123784A true RU2012123784A (en) | 2013-12-20 |
RU2561998C2 RU2561998C2 (en) | 2015-09-10 |
Family
ID=49784436
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2012123784/28A RU2561998C2 (en) | 2012-06-07 | 2012-06-07 | Digital temperature gage |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2561998C2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2677262C1 (en) * | 2018-03-06 | 2019-01-16 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Тамбовский государственный технический университет" (ФГБОУ ВО "ТГТУ") | Digital temperature meter |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3768310A (en) * | 1971-10-01 | 1973-10-30 | J Krepak | Digital thermometer |
SU718724A1 (en) * | 1978-10-16 | 1980-02-29 | Красноярский Политехнический Институт | Temperature measuring device |
SU1111037A1 (en) * | 1983-01-01 | 1984-08-30 | Красноярский Политехнический Институт | Digital temperature meter |
SU1835056A3 (en) * | 1991-07-25 | 1993-08-15 | Haучho-Иhжehephый Цehtp Abtomatизиpobahhыx Биotexhичeckиx Cиctem "Cohap" Htk "Иhctиtуt Kибephetиkи Иm.B.M.Глушkoba" Ah@ Уccp | Digital meter of temperature |
RU2254559C1 (en) * | 2003-12-17 | 2005-06-20 | Тамбовский государственный технический университет (ТГТУ) | Arrangement for measuring temperature difference |
-
2012
- 2012-06-07 RU RU2012123784/28A patent/RU2561998C2/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
RU2561998C2 (en) | 2015-09-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20160608 |