CN102540132A - Electric energy meter interface testing method and tester - Google Patents
Electric energy meter interface testing method and tester Download PDFInfo
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- CN102540132A CN102540132A CN2011100292114A CN201110029211A CN102540132A CN 102540132 A CN102540132 A CN 102540132A CN 2011100292114 A CN2011100292114 A CN 2011100292114A CN 201110029211 A CN201110029211 A CN 201110029211A CN 102540132 A CN102540132 A CN 102540132A
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Abstract
The invention discloses an electric energy meter interface testing method and a tester, wherein the electric energy meter interface testing method comprises the following steps of: detecting whether output current of an electric energy meter meets preset conditions or not by a standard device after the electric energy meter is electrified; and determining that an interface of the electric energy meter is normal when the output current of the electric energy meter meets the preset conditions. Through the electric energy meter interface testing method and the tester, disclosed by the invention, the interface of the electric energy meter can be simply and conveniently detected.
Description
Technical field
The present invention relates to field tests, in particular to a kind of electric energy meter interface test method and tester.
Background technology
For strengthening intensification, the standardized management level of gage work, begin to carry out unified electric energy meter technical standard, current; Begin to promote the use of the novel intelligent electric energy meter, confirm that simultaneously using wireless with micropower is master's the local communication technology, and developed and published micro power radio communication building block technique condition; But, wireless module company oneself bid and purchase, electric energy meter is bidded and purchased by state net company; The micro power radio communication module is respectively to be provided by different producers with electric energy meter; Therefore need detect its interface function and apparent size, guarantee to mate operate as normal between module and the electric energy meter each other.
Detection for the electric energy meter interface does not at present have clear and definite method and relevant checkout equipment, only is to use communication module simply to communicate by letter usually.
To in the correlation technique to the detection more complicated of electric energy meter interface, wasting manpower and material resources's problem, effective solution is not proposed at present as yet.
Summary of the invention
To the detection more complicated of electric energy meter interface, wasting manpower and material resources's problem and propose the present invention, for this reason, fundamental purpose of the present invention is to provide a kind of electric energy meter interface test method and tester, to address the above problem.
To achieve these goals, according to an aspect of the present invention, a kind of electric energy meter interface test method is provided.
Electric energy meter interface test method according to the present invention comprises: after the electric energy meter energising, whether the output current that standard detects electric energy meter satisfies predetermined condition; Output current at electric energy meter satisfies under the situation of predetermined condition, and standard confirms that the electric energy meter interface is normal.
Further, whether the standard output current that detects electric energy meter satisfies predetermined condition and comprise: whether the output current that standard detects electric energy meter 5V interface reaches 150mA.
Further, satisfy under the situation of predetermined condition at the output current of electric energy meter, said method also comprises: standard control warning light is lighted.
Further, before the electric energy meter energising, said method also comprises: the module storehouse of standard being put into electric energy meter.
Further, said method also comprises: standard detects the module storehouse of the electric energy meter of whether can packing into; Detect the module storehouse of the electric energy meter of can not packing at standard, standard confirms that the interface of electric energy meter is defective.
Further, after the electric energy meter energising, said method also comprises: standard judges whether local power light is lighted; When standard is judged local power light and do not lighted, confirm that the interface of electric energy meter is defective.
Further, when standard was judged local power light and lighted, said method also comprises: standard judged whether the flicker of local power light is normal; Standard confirms that the interface of electric energy meter is defective when the flicker of judging local power light is undesired.
To achieve these goals, according to a further aspect in the invention, a kind of electric energy meter interface testing device is provided.This electric energy meter interface testing device comprises: first detection module, be used for after the electric energy meter energising, and whether the output current that standard detects electric energy meter satisfies predetermined condition; Judge module is used for satisfying under the situation of predetermined condition at the output current of electric energy meter, and standard confirms that the electric energy meter interface is normal.
Further, whether the first detection module output current that specifically is used to detect electric energy meter 5V interface reaches 150mA.
Further, electric energy meter interface testing device also comprises: second detection module is used to detect the module storehouse of electric energy meter of whether can packing into; Wherein, judge module also is used for detecting at standard the module storehouse of the electric energy meter of can not packing into, confirms that the interface of electric energy meter is defective.
Through the present invention, be employed in after the electric energy meter energising, whether the output current that standard detects electric energy meter satisfies predetermined condition; Output current at electric energy meter satisfies under the situation of predetermined condition; Standard is confirmed the normal method of electric energy meter interface; Solve the detection more complicated of electric energy meter interface, wasting manpower and material resources's problem, and then reached simply and easily the effect that the interface to electric energy meter detects.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the process flow diagram according to the electric energy meter interface test method of the embodiment of the invention;
Fig. 2 is the process flow diagram according to the preferred embodiment of electric energy meter interface test method of the present invention; And
Fig. 3 is the synoptic diagram according to the electric energy meter interface testing device of the embodiment of the invention.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the present invention.
Fig. 1 is the process flow diagram according to the electric energy meter interface test method of the embodiment of the invention.
As shown in Figure 1, this method may further comprise the steps:
Step S102, after the electric energy meter energising, whether the output current that standard detects electric energy meter satisfies predetermined condition.
Step S104 satisfies under the situation of predetermined condition at the output current of electric energy meter, and standard confirms that the electric energy meter interface is normal.
Preferably, whether the standard output current that detects electric energy meter satisfies predetermined condition and can comprise: whether the output current that standard detects electric energy meter 5V interface reaches 150mA.
Preferably, satisfy under the situation of predetermined condition at the output current of electric energy meter, method also comprises: standard control warning light is lighted.
Preferably, before the electric energy meter energising, this method can also comprise: the module storehouse of standard being put into electric energy meter.
Preferably, said method can also comprise: standard detects the module storehouse of the electric energy meter of whether can packing into; And detecting the module storehouse of the electric energy meter of can not packing at standard, standard confirms that the interface of electric energy meter is defective.
Preferably, after the electric energy meter energising, method also comprises: standard judges whether local power light is lighted; When the power light of judging this locality is not lighted, confirm that the interface of electric energy meter is defective at standard.
Preferably, when the power light of judging this locality was lighted, method also comprised at standard: standard judges whether the flicker of local power light is normal; When the flicker of judging local power light is undesired, confirm that the interface of electric energy meter is defective at standard.
Fig. 2 is the process flow diagram according to the preferred embodiment of electric energy meter interface test method of the present invention.As shown in the figure, this method can comprise with the lower part:
(1) apparent size detects.
Earlier standard is put into the electric energy meter module storehouse, when carrying out visual examination, standard should be combined closely with the electric energy meter module storehouse, and it is significantly concavo-convex, loosening not have, and electric energy meter module storehouse loam cake should be able to normally fasten.And then electric energy meter switched on.Program in the standard is operation automatically.
(2) interface power supply capacity test.
Standard should be able to detect electric energy meter 5V interface output current and reach 150mA.
Test function realizes principle: adopt power resistor as assumed load, answer match circuit power when resistance value is chosen.Adopt the voltage of AD conversion sampling load circuit, compare, judge whether load capacity meets the requirements with the required value that presets in the CPU.The power lights that meets the requirements on the standard can light red colored lamp.
(3) the interface communication function is surveyed.
Standard should be able to carry out data communication according to DL/T645-2007 agreement electric energy meter, and whether the level that detects TXD, RXD pin simultaneously meets " single-phase expense control intelligent electric energy meter communication interface is replenished technical requirement ".
Through using Frame and ammeter in the DL/T 645-2007 stipulations to carry out data interaction, test ammeter data transmitting-receiving port.Level was set at DC2.6～2.8V when standard sent data to ammeter, and can monitor the level of receiving lines.
1, when the first time, blue lamp lighted, standard can send to table and read table number order: FE FE FE FE 68AAAAAAAAAAAA 681300DF 16.
2, behind the table number that receives ammeter, red light lights.
When 3, blue lamp lighted for the second time, standard can send to table and read the meritorious electric weight order of forward: FE FE FE FE 68AAAAAAAAAAAA68110433323433AD16.
4, after receiving the ammeter table number, red light lights.
5, after two frame data all receive, the green light of channel indication is bright, and it is normal that data are copied and accepted in expression simultaneously, representes error in data when the red light of channel indication is bright.
6, send, receive lamp after being spaced apart 10 seconds and can alternately glimmer again, data transmit-receive can loop test.
Need to prove; Can in computer system, carry out in the step shown in the process flow diagram of accompanying drawing such as a set of computer-executable instructions; And; Though logical order has been shown in process flow diagram, in some cases, can have carried out step shown or that describe with the order that is different from here.
Fig. 3 is the synoptic diagram according to the electric energy meter interface testing device of the embodiment of the invention.
Of Fig. 3, this electric energy meter interface testing device comprises first detection module 302 and judge module 304.
Wherein, first detection module 302 is used for after the electric energy meter energising, and whether the output current that standard detects electric energy meter satisfies predetermined condition; Judge module 304 is used for satisfying under the situation of predetermined condition at the output current of electric energy meter, and standard confirms that the electric energy meter interface is normal.
Preferably, whether the first detection module output current that specifically is used to detect electric energy meter 5V interface reaches 150mA.
Preferably, above-mentioned electric energy meter interface testing device can also comprise: second detection module is used to detect the module storehouse of electric energy meter of whether can packing into; Wherein, judge module also is used for detecting at standard the module storehouse of the electric energy meter of can not packing into, confirms that the interface of electric energy meter is defective.
From above description, can find out that the present invention can realize simply and easily the interface of electric energy meter is detected.
Obviously, it is apparent to those skilled in the art that above-mentioned each module of the present invention or each step can realize with the general calculation device; They can concentrate on the single calculation element; Perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element; Thereby; Can they be stored in the memory storage and carry out, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize by calculation element.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100292114A CN102540132A (en) | 2010-12-13 | 2011-01-26 | Electric energy meter interface testing method and tester |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020658059 | 2010-12-13 | ||
| CN201020658059.7 | 2010-12-13 | ||
| CN2011100292114A CN102540132A (en) | 2010-12-13 | 2011-01-26 | Electric energy meter interface testing method and tester |
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| CN102540132A true CN102540132A (en) | 2012-07-04 |
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| CN2011100292114A Pending CN102540132A (en) | 2010-12-13 | 2011-01-26 | Electric energy meter interface testing method and tester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104678349A (en) * | 2015-03-26 | 2015-06-03 | 国家电网公司 | Interface detection device for electric energy meter and system of interface detection device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE59304761D1 (en) * | 1992-09-24 | 1997-01-23 | Siemens Ag | TEST METHOD FOR AN ELECTRONIC ELECTRICITY METER |
| CN200979592Y (en) * | 2006-12-15 | 2007-11-21 | 娄瑞童 | An inspection apparatus for single-phase load of electric meter |
| CN101545936A (en) * | 2008-03-27 | 2009-09-30 | 英业达股份有限公司 | Power supply testing device of USB connection socket |
-
2011
- 2011-01-26 CN CN2011100292114A patent/CN102540132A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE59304761D1 (en) * | 1992-09-24 | 1997-01-23 | Siemens Ag | TEST METHOD FOR AN ELECTRONIC ELECTRICITY METER |
| CN200979592Y (en) * | 2006-12-15 | 2007-11-21 | 娄瑞童 | An inspection apparatus for single-phase load of electric meter |
| CN101545936A (en) * | 2008-03-27 | 2009-09-30 | 英业达股份有限公司 | Power supply testing device of USB connection socket |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104678349A (en) * | 2015-03-26 | 2015-06-03 | 国家电网公司 | Interface detection device for electric energy meter and system of interface detection device |
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Application publication date: 20120704 |