CN204241539U - A kind of electricity isolation module circuit - Google Patents
A kind of electricity isolation module circuit Download PDFInfo
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- CN204241539U CN204241539U CN201420783052.6U CN201420783052U CN204241539U CN 204241539 U CN204241539 U CN 204241539U CN 201420783052 U CN201420783052 U CN 201420783052U CN 204241539 U CN204241539 U CN 204241539U
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- voltage sensor
- module circuit
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Abstract
The utility model discloses a kind of electricity isolation module circuit, its key is: described electricity isolation module circuit comprises Hall voltage sensor T1, and its 3 end is connected with resistance R10 with electric capacity C8, resistance R9 respectively: the other end common ground of electric capacity C8 and resistance R9; 3 ends of the other end concatenation operation amplifier U1 of resistance R10; One end of the 2 ends difference contact resistance R11 and resistance R12 of U1; The other end of resistance R12 connects 6 ends of U1, and the other end of resistance R11 connects 1 end of bilateral diode D6; 6 ends of U1 also resistance R13 connect electric capacity C10, D6 and protective tube F6 respectively; The other end ground connection of electric capacity C10.The utility model can isolate the collection of alternating current, voltage signal; Larger ac voltage signal can also be become less d. c. voltage signal with ac current signal isolation processing; Its structure and principle are very simple, cheap for manufacturing cost, have very strong practical value.
Description
Technical field
the utility model relates to a kind of electricity isolation module circuit.
Background technology
Electricity isolator is for the electric power detection (monitoring) in engineering, improves the overall antijamming capability of system, and a kind of small size, the high performance electric quantity test parts (product) developed.Electricity isolator carries out isolation measurement and conversion with electric parameters such as the big current to scene, high voltage, power, frequency, phase angle, electric degrees, also can carry out isolation to various feeble signal (as various bridge roads signal) to amplify and conversion, after being nursed one's health, be transformed into the simulating signal such as voltage, electric current, frequency that meets general international standard or be transformed into the signal such as digital quantity, on-off state and export.These output signals can connect with traditional pointer instrument, also directly connect with the digital automatic instrument(s) in modern times, various A/D converter and computer system, thus a highly reliable industrial detection (monitoring) or control system can be formed.
Utility model content
The purpose of this utility model is to provide a kind of electricity isolation module circuit.
To achieve these goals, by the following technical solutions: a kind of electricity isolation module circuit, it is characterized in that: described electricity isolation module circuit comprises Hall voltage sensor T1, 1 end of described Hall voltage sensor T1 connects IIN-port, 4 ends of Hall voltage sensor T1 connect IIN+ port, 2 ends of Hall voltage sensor T1 connect-12V power end, 5 ends of Hall voltage sensor T1 connect+12V power end, 3 ends of Hall voltage sensor T1 respectively with electric capacity C8, resistance R9 is connected with one end of resistance R10: the other end common ground of described electric capacity C8 and resistance R9, 3 ends of the other end concatenation operation amplifier U1 of resistance R10, 1 end and 8 ends of operational amplifier U1 are vacant, and 4 ends of operational amplifier U1 connect-12V power end, and 7 ends of operational amplifier U1 connect+12V power end, one end of the 2 ends difference contact resistance R11 and resistance R12 of operational amplifier U1, 6 ends of the other end concatenation operation amplifier U1 of resistance R12, the other end of resistance R11 connects 1 end of bilateral diode D6, 6 ends of described operational amplifier U1 also resistance R13 connect electric capacity C10,2 ends of bilateral diode D6 and one end of protective tube F6 respectively, the other end ground connection of electric capacity C10, the other end of protective tube F6 connects Iout end.
Described electricity isolation module circuit adopts the power supply of Width funtion direct current 6-36V to power to it, just can normally work.
In the utility model Hall voltage sensor T1 primary and secondary between be insulation, can be used for isolate alternating current, voltage signal collection; Meanwhile, larger ac voltage signal can also be become less d. c. voltage signal with ac current signal isolation processing; Its structure and principle are very simple, cheap for manufacturing cost, have very strong practical value.
Accompanying drawing explanation
Fig. 1 is the circuit structure diagram of the utility model embodiment.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As shown in Figure 1, a kind of electricity isolation module circuit, comprise Hall voltage sensor T1,1 end of described Hall voltage sensor T1 connects IIN-port, 4 ends of Hall voltage sensor T1 connect IIN+ port, 2 ends of Hall voltage sensor T1 connect-12V power end, and 5 ends of Hall voltage sensor T1 connect+12V power end, and 3 ends of Hall voltage sensor T1 are connected with one end of resistance R10 with electric capacity C8, resistance R9 respectively: the other end common ground of described electric capacity C8 and resistance R9; 3 ends of the other end concatenation operation amplifier U1 of resistance R10; 1 end and 8 ends of operational amplifier U1 are vacant, and 4 ends of operational amplifier U1 connect-12V power end, and 7 ends of operational amplifier U1 connect+12V power end, one end of the 2 ends difference contact resistance R11 and resistance R12 of operational amplifier U1; 6 ends of the other end concatenation operation amplifier U1 of resistance R12, the other end of resistance R11 connects 1 end of bilateral diode D6; 6 ends of described operational amplifier U1 also resistance R13 connect electric capacity C10,2 ends of bilateral diode D6 and one end of protective tube F6 respectively; The other end ground connection of electric capacity C10; The other end of protective tube F6 connects Iout end.
Described electricity isolation module circuit adopts the power supply of Width funtion direct current 6-36V to power to it, just can normally work.
Wherein the model of Hall voltage sensor is HV20-P, and the model of operational amplifier is OP07.
In the utility model Hall voltage sensor T1 primary and secondary between be insulation, can be used for isolate alternating current, voltage signal collection; Meanwhile, larger ac voltage signal can also be become less d. c. voltage signal with ac current signal isolation processing; Its structure and principle are very simple, cheap for manufacturing cost, have very strong practical value.
Claims (2)
1. an electricity isolation module circuit, it is characterized in that: described electricity isolation module circuit comprises Hall voltage sensor T1,1 end of described Hall voltage sensor T1 connects IIN-port, 4 ends of Hall voltage sensor T1 connect IIN+ port, 2 ends of Hall voltage sensor T1 connect-12V power end, 5 ends of Hall voltage sensor T1 connect+12V power end, and 3 ends of Hall voltage sensor T1 are connected with one end of resistance R10 with electric capacity C8, resistance R9 respectively: the other end common ground of described electric capacity C8 and resistance R9; 3 ends of the other end concatenation operation amplifier U1 of resistance R10; 1 end and 8 ends of operational amplifier U1 are vacant, and 4 ends of operational amplifier U1 connect-12V power end, and 7 ends of operational amplifier U1 connect+12V power end, one end of the 2 ends difference contact resistance R11 and resistance R12 of operational amplifier U1; 6 ends of the other end concatenation operation amplifier U1 of resistance R12, the other end of resistance R11 connects 1 end of bilateral diode D6; 6 ends of described operational amplifier U1 also resistance R13 connect electric capacity C10,2 ends of bilateral diode D6 and one end of protective tube F6 respectively; The other end ground connection of electric capacity C10; The other end of protective tube F6 connects Iout end.
2. electricity isolation module circuit as claimed in claim 1, is characterized in that: described electricity isolation module circuit adopts the Power supply of Width funtion direct current 6-36V.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420783052.6U CN204241539U (en) | 2014-12-12 | 2014-12-12 | A kind of electricity isolation module circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420783052.6U CN204241539U (en) | 2014-12-12 | 2014-12-12 | A kind of electricity isolation module circuit |
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CN204241539U true CN204241539U (en) | 2015-04-01 |
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CN201420783052.6U Expired - Fee Related CN204241539U (en) | 2014-12-12 | 2014-12-12 | A kind of electricity isolation module circuit |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104459266A (en) * | 2014-12-12 | 2015-03-25 | 重庆和平自动化工程股份有限公司 | Electric quantity isolation module circuit |
-
2014
- 2014-12-12 CN CN201420783052.6U patent/CN204241539U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104459266A (en) * | 2014-12-12 | 2015-03-25 | 重庆和平自动化工程股份有限公司 | Electric quantity isolation module circuit |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20151212 |
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EXPY | Termination of patent right or utility model |