CN105203169A - Transmitter and method for transmitting sensor signals in transmitter - Google Patents
Transmitter and method for transmitting sensor signals in transmitter Download PDFInfo
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- CN105203169A CN105203169A CN201410299412.XA CN201410299412A CN105203169A CN 105203169 A CN105203169 A CN 105203169A CN 201410299412 A CN201410299412 A CN 201410299412A CN 105203169 A CN105203169 A CN 105203169A
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Abstract
The invention provides a transmitter used for a coriolis flowmeter and a method for transmitting sensor signals in the transmitter. The transmitter comprises a sensor and a processing circuit, wherein the sensor is used for generating sensor signals based on sensing of a vibration flow pipe, and the processing circuit is used for generating output signals based on the sensor signals. The transmitter is characterized in that the transmitter further comprises a detachable output circuit, and under the situation that the output circuit is mounted on the transmitter, the output circuit outputs output signals.
Description
Technical field
The present invention relates to a kind of transmitter and sensor signal become to the method sent in this transmitter.
Background technology
Transmitter for coriolis flowmeter is the instrument sensor signal obtained by sensor sense vibrations flowtube being changed into follow-up applicable signal.This kind of transmitter generally includes display and shows the signal after transmitter changes.Except the display that the signal after transmitter changes is shown, sometimes also need the output circuit carrying out the signal after transmitter changes to export (such as this signal being outputted to master control room or host computer), thus this signal is applied to other control.But this output is not required, if user only wishes to observe this signal by the display on transmitter and do not need to utilize this signal to carry out other control, then do not need this signal to export.
But in existing transmitter, output circuit is fixedly mounted on transmitter usually, thus user can not select flexibly to the output of transmitter, and may cause unnecessary energy resource consumption.
Summary of the invention
Consider the problems referred to above, the object of this invention is to provide a kind of transmitter for coriolis flowmeter and sensor signal become to the method sent in this transmitter, thus user can select flexibly to the output of transmitter.
One aspect of the present invention provides a kind of transmitter for coriolis flowmeter, and this transmitter comprises: sensor, for generating sensor signal based on sensing vibrating flow pipe; And treatment circuit, for based on sensor signal generating output signal.Wherein, this transmitter also comprises: dismountable output circuit, and when output circuit is installed on this transmitter, output signal exports by output circuit.
According to an embodiment, above-mentioned output circuit is at least one in serial signal output circuit, milliampere current signal output circuit and frequency signal output circuit, serial signal output circuit is used for output signal being exported with the form of serial signal, milliampere current signal output circuit is used for output signal being exported with the form of milliampere current signal, and frequency signal output circuit is used for output signal being exported with the form of frequency signal.
According to another embodiment, when output circuit is installed on transmitter, output circuit is connected with treatment circuit by connector.
According to another embodiment, stating serial signal output circuit is RS485 serial communication circuit.
Another aspect of the present invention provides a kind of and become to sensor signal the method sent in for the transmitter of coriolis flowmeter, transmitter comprises dismountable output circuit, and the method comprises: sample to the sensor signal obtained by sensor sense vibrations flowtube; Process with generating output signal to sensor signal, wherein, when output circuit is installed on transmitter, perform step below: via output circuit output signal output.
Application the present invention, user can select flexibly to the output of transmitter, and can avoid unnecessary energy resource consumption.
Accompanying drawing explanation
With reference to below in conjunction with the explanation of accompanying drawing to embodiments of the invention, above and other objects, features and advantages of the present invention can be understood more easily.In the accompanying drawings, the identical or corresponding Reference numeral of employing represents by the technical characteristic of identical or correspondence or parts.Size and the relative position of unit need not be gone out in the accompanying drawings according to scale.
Fig. 1 is the block diagram of the structure of the transmitter schematically shown according to the embodiment of the present invention.
Fig. 2 is the block diagram of the structure of an example of the signal output apparatus illustrated according to the embodiment of the present invention.
Fig. 3 is the block diagram of the structure of a concrete example of the transmitter illustrated according to the embodiment of the present invention.
Fig. 4 schematically shows schematic flow sheet sensor signal being become to the method sent according to an embodiment of the invention in transmitter.
Embodiment
With reference to the accompanying drawings embodiments of the invention are described.It should be noted that for purposes of clarity, accompanying drawing and eliminate expression and the description of unrelated to the invention, parts well known by persons skilled in the art and process in illustrating.
Fig. 1 is the block diagram of the structure of the transmitter 100 schematically shown according to the embodiment of the present invention.
As shown in fig. 1, transmitter 100 comprises: sample circuit 101, treatment circuit 102, display circuit 103, output circuit 104 and sensor 105.Below each circuit is described in detail.
Sensor 105 is for generating sensor signal based on sensing vibrating flow pipe.Sample circuit 101 is for sampling to sensing by sensor 105 sensor signal obtained, to obtain sampled signal.Sensor 105 can be the liquid flow sensor etc. of the sensor of any type, such as sensed flow.Treatment circuit 102 is for processing to obtain output signal to the sampled signal obtained of being sampled by sample circuit 101.Output signal is the signal reaching the required standard such as follow-up display circuit or controller.Display circuit 103 is for showing the output signal obtained after being processed by treatment circuit 102, and user can observe by this display the signal that transmitter exports.In an embodiment of the present invention, transmitter 100 is equipped with sample circuit 101, treatment circuit 102 and display circuit 103 (connecting with solid line in FIG) regularly.
Different from sample circuit 101, treatment circuit 102 and output circuit 103, output circuit 104 is dismountable (represented by dashed line in FIG output circuit 104 is installed to transmitter 100) for transmitter 100.When output circuit 104 is installed on transmitter 100, output signal exports by output circuit 104.Because output circuit 104 is dismountable, therefore user can select neatly for whether signal being carried out output.When needs output signal, output circuit 104 can be installed on transmitter 100, to output signal by user.Otherwise output circuit 104 can disassemble from transmitter 100 by user.
Fig. 2 is the block diagram of the structure of an example of the output circuit 104 illustrated according to the embodiment of the present invention.Although the output circuit 104 shown in Fig. 2 is serial output circuit 1041, milliampere current output circuit 1042 and frequency output circuitry 1043 three, but according to actual needs, output circuit 104 also can be any one or any two in serial output circuit 1041, milliampere current output circuit 1042 and frequency output circuitry 1043.Output signal exports for the form with serial signal by serial output circuit 1041, and an example of serial output circuit 1041 is RS485 serial communication circuits.Milliampere current output circuit 1042 is for exporting output signal with the form of milliampere current signal.Output signal exports for the form with frequency signal by frequency output circuitry 1043.Output signal can be exported larger distance by serial output circuit 1041, milliampere current output circuit 1042 and frequency output circuitry 1043.
In the embodiment above, sensor can be embedded in transmitter, thus sensor and transmitter form integrated apparatus.Certainly, sensor also can be separated with transmitter, thus sensor and transmitter form two independently devices.
In addition, in the embodiment above, output circuit 104 can be modularized circuit, and namely serial output circuit 1041, milliampere current output circuit 1042 and frequency output circuitry 1043 can be modularized circuits respectively.
By the present embodiment, user can select flexibly to the output of transmitter, and can avoid unnecessary energy resource consumption.
A concrete example of the transmitter according to the embodiment of the present invention is described below.Fig. 3 is the block diagram of the structure of a concrete example of the transmitter 300 illustrated according to the embodiment of the present invention.In order to outstanding content of the present invention, the circuit irrelevant with emphasis of the present invention is not shown in figure 3, such as, for each circuit provides the feed circuit etc. of power supply.Below this example is specifically described.
In this example, treatment circuit is realized by CPU (CPU (central processing unit)) 302 chip, and the model of cpu chip can be the BF533 of AnalogDevice company, can certainly use CPU or DSP of other model.CPU302 processes to obtain output signal to the sampled signal obtained by sample circuit 301 pairs of sensor signal samplings, and CPU302 can also control interlock circuits such as sample circuit 301, display circuits 303 in addition.Display circuit 303 shows obtained output signal, checks for user, and display circuit 303 can be the display of any type, such as LED (LiquidCrystalDisplayer) display.
In this example, as in Fig. 3 by as shown in the frame that dot-and-dash line is formed, output circuit 304 is serial output circuit 3041, milliampere current output circuit 3042 and milliampere frequency configurable output circuit 3043 three, and the configurable output circuit 3043 of milliampere frequency is the circuit that can be configured to export milliampere current signal or output frequency signal.Milliampere current output circuit 3042 can also attach HART agreement.In addition, those skilled in the art will know that, by milliampere current output circuit 3042 and the configurable output circuit 3043 of milliampere frequency being carried out combination configuration, a rate-adaptive pacemaker and a milliampere electric current output, two rate-adaptive pacemaker or two milliampere electric currents outputs can be obtained.Output circuit 304 is connected with connector.CPU302 and connector have passed through the photoelectrical coupler of buffer action and have been connected.
In the transmitter 300 of this example, sample circuit 301, CPU302, display circuit 303, photoelectrical coupler and connector can be fixedly fitted in the mainboard (not shown) of transmitter.And output circuit 304 (that is, serial output circuit 3041, milliampere current output circuit 3042 and the configurable output circuit of milliampere frequency 3043) is dismountable (in Fig. 3 dismountable connection represented by dashed line).Three slot (not shown)s can be reserved on the mainboard of transmitter and assemble output circuit 304.The configurable output circuit 3043 of serial output circuit 3041, milliampere current output circuit 3042 and milliampere frequency is all modularized circuit respectively.If user needs the output signal through CPU302 process to export at a distance, then user can by serial output circuit 3041, milliampere current output circuit 3042 and the configurable output circuit 3043 of milliampere frequency are inserted in three slots reserved on mainboard, then configure through related software, serial output circuit 3041, milliampere current output circuit 3042 and the configurable output circuit 3043 of milliampere frequency just will be able to output signal in a specified pattern (such as with the form of serial signal by connector, with the form of milliampere current signal or with the form of frequency signal) export at a distance.If user only wants check output signal by display circuit 303 and do not need this output signal to be exported in addition, then configurable to serial output circuit 3041, milliampere current output circuit 3042 and milliampere frequency output circuit 3043 can disassemble from transmitter by user.Therefore, by this example, user can select flexibly to output, and can avoid unnecessary energy resource consumption.
In addition, although in this example, output circuit 304 is serial output circuit 3041, milliampere current output circuit 3042 and milliampere frequency configurable output circuit 3043 three, output circuit 304 can be configured as required, can be any one or several in this three.
Fig. 4 schematically shows schematic flow sheet sensor signal being become to the method sent according to an embodiment of the invention in transmitter.This transmitter can be the transmitter described by each embodiment of the application.
In step S401, the sensor signal obtained by sensor sense vibrations flowtube is sampled, to obtain sampled signal.In step S402, process with generating output signal to sensor signal, namely carry out generating output signal based on sensor signal.
In step S403, determine whether output circuit is installed on transmitter.If output circuit is not installed on transmitter, then in step S404, display circuit shows output signal, and then flow process terminates.If output circuit is installed on transmitter, then in step S405, display circuit shows output signal, and output signal exports by output circuit, and then flow process terminates.
Application becomes to sensor signal the method sent according to an embodiment of the invention in transmitter, and user to select flexibly output, and can avoid unnecessary energy resource consumption.
The present invention is described with reference to specific embodiment in instructions above.But those of ordinary skill in the art understands, do not departing under the prerequisite as the scope of the present invention of claims restriction and can carry out various amendment and change.
Claims (6)
1., for a transmitter for coriolis flowmeter, described transmitter comprises:
Sensor, for generating sensor signal based on sensing vibrating flow pipe; And
Treatment circuit, for based on described sensor signal generating output signal;
It is characterized in that, described transmitter also comprises:
Dismountable output circuit, when described output circuit is installed on described transmitter, described output signal exports by described output circuit.
2. transmitter according to claim 1, wherein, described output circuit is at least one in serial signal output circuit, milliampere current signal output circuit and frequency signal output circuit, described serial signal output circuit is used for described output signal being exported with the form of serial signal, described milliampere current signal output circuit is used for described output signal being exported with the form of milliampere current signal, and described frequency signal output circuit is used for described output signal being exported with the form of frequency signal.
3. transmitter according to claim 1 and 2, wherein, when described output circuit is installed on described transmitter, described output circuit is connected with described treatment circuit by connector.
4. transmitter according to claim 2, wherein, described serial signal output circuit is RS485 serial communication circuit.
5. in for the transmitter of coriolis flowmeter, become the method sent to sensor signal, wherein, described transmitter comprises dismountable output circuit, and described method comprises:
The sensor signal obtained by sensor sense vibrations flowtube is sampled; And
Process with generating output signal to described sensor signal,
It is characterized in that, when described output circuit is installed on described transmitter, perform step below:
Described output signal is exported via described output circuit.
6. method according to claim 5, wherein, carry out described output signal to export at least one in comprising the following steps:
With the form of serial signal, described output signal is exported;
With the form of milliampere current signal, described output signal is exported; And
With the form of frequency signal, described output signal is exported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410299412.XA CN105203169A (en) | 2014-06-26 | 2014-06-26 | Transmitter and method for transmitting sensor signals in transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410299412.XA CN105203169A (en) | 2014-06-26 | 2014-06-26 | Transmitter and method for transmitting sensor signals in transmitter |
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| Publication Number | Publication Date |
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| CN105203169A true CN105203169A (en) | 2015-12-30 |
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| CN201410299412.XA Pending CN105203169A (en) | 2014-06-26 | 2014-06-26 | Transmitter and method for transmitting sensor signals in transmitter |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1268659A (en) * | 2000-04-30 | 2000-10-04 | 合肥工业大学 | Ke's mass flowmeter digital signal processing system |
| CN1340694A (en) * | 2000-08-18 | 2002-03-20 | 麦克罗莫申公司 | Coriolis mass and flow controller |
| CN1685204A (en) * | 2002-09-30 | 2005-10-19 | 微动公司 | Programmable coriolis flow meter electronics for outputting information over a single output port |
| US20060287839A1 (en) * | 2005-06-21 | 2006-12-21 | Dutton Robert E | Switch-activated zero checking feature for a Coriolis flowmeter |
| CN101706299A (en) * | 2009-11-20 | 2010-05-12 | 合肥工业大学 | Coriolis mass flow transmitter based on DSP |
| CN203241774U (en) * | 2012-06-26 | 2013-10-16 | 罗斯蒙德公司 | Wireless process field equipment, equipment components and detachable terminal module |
| CN203964972U (en) * | 2014-06-26 | 2014-11-26 | 微动公司 | Transmitter |
-
2014
- 2014-06-26 CN CN201410299412.XA patent/CN105203169A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1268659A (en) * | 2000-04-30 | 2000-10-04 | 合肥工业大学 | Ke's mass flowmeter digital signal processing system |
| CN1340694A (en) * | 2000-08-18 | 2002-03-20 | 麦克罗莫申公司 | Coriolis mass and flow controller |
| CN1685204A (en) * | 2002-09-30 | 2005-10-19 | 微动公司 | Programmable coriolis flow meter electronics for outputting information over a single output port |
| US20060287839A1 (en) * | 2005-06-21 | 2006-12-21 | Dutton Robert E | Switch-activated zero checking feature for a Coriolis flowmeter |
| CN101706299A (en) * | 2009-11-20 | 2010-05-12 | 合肥工业大学 | Coriolis mass flow transmitter based on DSP |
| CN203241774U (en) * | 2012-06-26 | 2013-10-16 | 罗斯蒙德公司 | Wireless process field equipment, equipment components and detachable terminal module |
| CN203964972U (en) * | 2014-06-26 | 2014-11-26 | 微动公司 | Transmitter |
Non-Patent Citations (1)
| Title |
|---|
| 刘凤新 等: "嵌入式科里奥利质量流量变送器的设计", 《电子质量》 * |
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