CN103383278B - Flowmeter and control method thereof - Google Patents
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- CN103383278B CN103383278B CN201210140677.6A CN201210140677A CN103383278B CN 103383278 B CN103383278 B CN 103383278B CN 201210140677 A CN201210140677 A CN 201210140677A CN 103383278 B CN103383278 B CN 103383278B
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Abstract
The invention discloses a kind of flowmeter and control method thereof.Flowmeter according to the present invention comprises: control panel, for controlling described flowmeter, it is characterized in that, described control panel comprises: display screen, shows for the form with menu tree; Multiple functional unit, it is inner that it is arranged on described control panel, and correspond to the menu item in the menu tree of described display screen display, for performing the function for described flowmeter; And input block, it is outside that it is arranged on described control panel, for being selected the menu item in described menu tree by user, to start the function of functional unit corresponding with the menu item selected in described multiple functional unit.Use according to flowmeter of the present invention, can make user directly on the control panel easily flow meter control, and flowmeter need not be connected to outside computer for controlling.Therefore, while minimizing cost, user's flow meter can be convenient to and control.
Description
Technical field
The present invention relates to the field of flowmeter, relate to particularly and a kind of there is flowmeter and the control method thereof of carrying out the control panel shown with the form of menu tree.
Background technology
Flowmeter comprises control panel, and this control panel is used for flow meter and controls.In the flowmeter of prior art, the display screen that control panel comprises is less, and uses 7 short in size displays.Therefore, when the direct input control order on the control panel of user, operate very inconvenient.For the ease of operation, flowmeter can be connected to outside computer for controlling by user, and installs on computers and be specifically designed to software that flow meter carries out controlling as ProLink.User can by the control inerface of ProLink easily flow meter control.But the software of such as ProLink and so on itself can bring extra cost.In addition, under the condition applied at the scene, it is inconvenient for carrying outside computer for controlling and being connected to flowmeter.
Therefore, desirable to provide a kind of flowmeter and control method thereof, so that can when not using outside computer for controlling, directly flow meter controls easily on the control panel.
Summary of the invention
Give hereinafter about brief overview of the present invention, to provide about the basic comprehension in some of the present invention.But, should be appreciated that this general introduction is not summarize about exhaustive of the present invention.It is not that intention is used for determining critical component of the present invention or pith, neither be intended to for limiting scope of the present invention.Its object is only provide about some concept of the present invention in simplified form, in this, as the preorder in greater detail provided after a while.
In view of the said circumstances of prior art, the object of this invention is to provide a kind of flowmeter and control method thereof, it can overcome the shortcoming and defect of above-mentioned prior art, make it possible to when not using outside computer for controlling, directly flow meter controls easily on the control panel.
To achieve these goals, according to an aspect of the present invention, a kind of flowmeter is provided, this flowmeter can comprise: control panel, for controlling described flowmeter, it is characterized in that, described control panel comprises: display screen, shows for the form with menu tree; Multiple functional unit, it is inner that it is arranged on described control panel, and correspond to the menu item in the menu tree of described display screen display, for performing the function for described flowmeter; And input block, it is outside that it is arranged on described control panel, for being selected the menu item in described menu tree by user, to start the function of functional unit corresponding with the menu item selected in described multiple functional unit.
Preferably, the master menu in menu tree can comprise alarm menu item and maintenance off-line menu item, and multiple functional unit can comprise: alarm unit, and it corresponds to alarm menu item, for exporting the warning information about flowmeter to user; And maintenance off-line unit, it corresponds to maintenance off-line menu item, carries out maintenance off-line for flow meter.
Preferably, maintenance off-line menu item may further include configuration menu item, configuration menu item may further include sensor calibration menu item, low discharge excision menu item and damping time menu item, and maintenance off-line unit may further include configuration unit, this configuration unit corresponds to configuration menu item, arrange for flow meter, configuration unit may further include: sensor calibration unit, it corresponds to sensor calibration menu item, and the sensor calibration parameter for flow meter is arranged; Low discharge excision unit, it corresponds to low discharge excision menu item, and the low discharge excision parameter for flow meter is arranged; And damping time unit, its correspond to damping time menu item, parameter damping time for flow meter is arranged.
Preferably, maintenance off-line menu item may further include totalizer Administration menu item, and maintenance off-line unit may further include: totalizer administrative unit, it corresponds to totalizer Administration menu item, and the totalizer management parameters for flow meter is arranged.
Preferably, maintenance off-line menu item may further include emulation menu item, zeroing menu item and flowmeter inspection menu item, and maintenance off-line unit may further include: simulation unit, and it corresponds to emulation menu item, for the emulation of traffic meter; Zeroing unit, it corresponds to zeroing menu item, for the zeroing of traffic meter; And flowmeter verification unit, it corresponds to flowmeter inspection menu item, and the flowmeter for traffic meter is checked.
Preferably, display screen can show main interface further, and user can make to switch between the master menu of display screen in main interface and menu tree by operation input block.
According to a further aspect in the invention, provide the method for control flow check gauge, the method comprises: with the form of menu tree the control panel of described flowmeter display screen display with perform for the corresponding multiple menu items of the function of described flowmeter; And select the menu item of described display screen display, with the function for described flowmeter that the menu item started with select is corresponding.
Preferably, master menu in menu tree can comprise alarm menu item and maintenance off-line menu item, when alarm menu item is selected, exports the warning information about flowmeter to user, and when maintenance off-line menu item is selected, flow meter carries out maintenance off-line.
Preferably, maintenance off-line menu item may further include configuration menu item, configuration menu item may further include sensor calibration menu item, low discharge excision menu item and damping time menu item, when maintenance off-line menu item is selected, configuration menu item is shown to user, when configuration menu item is selected, sensor calibration menu item is shown to user, low discharge excision menu item and damping time menu item, when sensor calibration menu item is selected, the sensor calibration parameter of flow meter is arranged, when low discharge excision menu item is selected, the low discharge excision parameter of flow meter is arranged, and when damping time, menu item was selected, parameter damping time of flow meter is arranged.
Preferably, maintenance off-line menu item may further include totalizer Administration menu item, when maintenance off-line menu item is selected, shows totalizer Administration menu item to user, and when totalizer Administration menu item is selected, the totalizer management parameters of flow meter is arranged.
Preferably, maintenance off-line menu item may further include emulation menu item, zeroing menu item and flowmeter inspection menu item, when maintenance off-line menu item is selected, emulation menu item, zeroing menu item and flowmeter inspection menu item is shown to user, when emulating menu item and being selected, the emulation of traffic meter, when the menu item that returns to zero is selected, the zeroing of traffic meter, and when flowmeter inspection menu item is selected, the flowmeter inspection of traffic meter.
Preferably, method according to the present invention may further include: make to switch between the master menu of display screen in main interface and menu tree.
In technique scheme of the present invention, because the display screen on the control panel of flowmeter shows with the form of menu tree, so user can directly on the control panel easily flow meter control, and flowmeter need not be connected to outside computer for controlling.Therefore, adopt technical scheme of the present invention, while minimizing cost, user's flow meter can be convenient to and control.
Accompanying drawing explanation
The present invention can be better understood by reference to hereinafter given by reference to the accompanying drawings detailed description, wherein employs same or analogous Reference numeral in all of the figs to represent identical or similar parts.Described accompanying drawing comprises in this manual together with detailed description below and forms a part for instructions, is used for illustrating the preferred embodiments of the present invention further and explaining principle and advantage of the present invention.In the accompanying drawings:
Fig. 1 is the block diagram of diagram according to the control panel of the flowmeter of the embodiment of the present invention;
Fig. 2 is the diagram of diagram according to the master menu of the display screen display on the control panel of the flowmeter of the embodiment of the present invention;
Fig. 3 is the diagram of the maintenance off-line menu item illustrated in master menu as shown in Figure 2; And
Fig. 4 is the diagram of diagram according to the main interface of the display screen display on the control panel of the flowmeter of the embodiment of the present invention.
The element that it will be appreciated by those skilled in the art that in accompanying drawing be only used to simple and clear for the purpose of illustrate, and not necessarily to draw in proportion.Such as, in accompanying drawing, the size of some element may be exaggerated relative to other element, to contribute to improving the understanding to the embodiment of the present invention.
Embodiment
To be described one exemplary embodiment of the present invention by reference to the accompanying drawings hereinafter.For clarity and conciseness, all features of actual embodiment are not described in the description.But, should understand, must make a lot specific to the decision of embodiment in the process of any this practical embodiments of exploitation, to realize the objectives of developer, such as, meet those restrictive conditions relevant to system and business, and these restrictive conditions may change to some extent along with the difference of embodiment.In addition, although will also be appreciated that development is likely very complicated and time-consuming, concerning the those skilled in the art having benefited from present disclosure, this development is only routine task.
At this, also it should be noted is that, in order to avoid the present invention fuzzy because of unnecessary details, illustrate only in the accompanying drawings with according to the closely-related apparatus structure of the solution of the present invention and/or treatment step, and eliminate other details little with relation of the present invention.
Flowmeter can comprise according to an embodiment of the invention: control panel, for controlling described flowmeter, it is characterized in that, described control panel comprises: display screen, shows for the form with menu tree; Multiple functional unit, it is inner that it is arranged on described control panel, and correspond to the menu item in the menu tree of described display screen display, for performing the function for described flowmeter; And input block, it is outside that it is arranged on described control panel, for being selected the menu item in described menu tree by user, to start the function of functional unit corresponding with the menu item selected in described multiple functional unit.
Below, flowmeter is according to an embodiment of the invention described in detail with reference to accompanying drawing.
Fig. 1 is the block diagram of diagram according to the control panel 100 of the flowmeter 1 of the embodiment of the present invention.
As shown in Figure 1, flowmeter 1 comprises control panel 100, and this control panel 100 controls for flow meter 1.Control panel 100 comprises display screen 110, first to the 3rd functional unit 121,122 and 123 and input block 130.
Show different from 7 short in sizes of prior art, display screen 110 shows with the form of menu tree according to an embodiment of the invention.This point will describe in detail hereinafter.
Further, figure 1 illustrates 3 functional units 121,122 and 123 as an example.But the present invention is for the number not restriction of functional unit.The number of functional unit can be set according to actual needs.
First to the 3rd functional unit 121,122 and 123 is arranged on the inside of control panel 100, for performing the function for flowmeter 1.In order to select and start the first to the 3rd functional unit 121,122 and 123, the first to the 3rd functional unit 121,122 and 123 can be made corresponding to the menu item in the menu tree of display on display screen 110.
Input block 130 is arranged on the outside of control panel 100, for by the menu item in user's choice menus tree, to start the function of functional unit corresponding with the menu item selected in multiple functional unit 121,122 and 123.One or more photoinduction input key such as can be adopted as input block 130.
It should be noted that, the first to the 3rd functional unit 121,122 and 123 can realize with specialized hardware well known to the skilled person.Certainly, the first to the 3rd functional unit 121,122 and 123 equally also can realize by the mode of software, and the present invention does not have particular restriction to this.
Fig. 2 shows the master menu shown according to the display screen 110 on the control panel 100 of the flowmeter 1 of the embodiment of the present invention.
As shown in Figure 2, the master menu in menu tree comprises alarm (Alarm) menu item, maintenance off-line (OffLineMaintain) menu item and exits (Exit) menu item.The setting of this master menu designs with practicality according to demand.Other menu item being different from these 3 menu items can be set equally as required in master menu or add more menu item.
Alarm menu item can correspond to the alarm unit that multiple functional unit comprises, and this alarm unit is for exporting the warning information about flowmeter 1 to user.Similarly, maintenance off-line menu item can correspond to the maintenance off-line unit that multiple functional unit comprises, and this maintenance off-line unit is used for flow meter 1 and carries out maintenance off-line.
In addition, also show three buttons " UP ", " DOWN " and " SELECT " in fig. 2.Press " UP " and " DOWN " button and be used for the highlighted of switching menu item, press " SELECT " button and then enter the menu item be highlighted.In other words, user is selected by the menu item in input block 130 pairs of menu trees.When " SELECT " button is pressed to enter the menu item be highlighted, the functional unit corresponding with this menu item is activated.Such as, when selecting and enter alarm menu, alarm unit is activated with the warning information exported to user about flowmeter 1.When selecting and enter maintenance off-line menu item, maintenance off-line unit is activated and carries out maintenance off-line with flow meter 1.
When selecting and enter certain menu item, what display screen 110 showed may be a menu, also may be the display interface of a numerical value.To select and the display result entering different menu items is different.
According to a preferred embodiment of the invention, maintenance off-line menu item may further include configuration (Config) menu item, and configuration menu item may further include sensor calibration (CalibrationSensor) menu item, low discharge excision (LowFlowCutOff) menu item and damping time (Damping) menu item, as shown in Figure 3.
Fig. 3 is the diagram of the maintenance off-line menu item illustrated in master menu as shown in Figure 2.Except configuration menu item above-mentioned, sensor calibration menu item, low discharge excision menu item and damping time menu item, the maintenance off-line menu item shown in Fig. 3 also show other menu item.Similar with arranging of master menu, can in maintenance off-line menu item, arrange other menu item as required or add more menu item equally, the present invention have particular restriction to this.
Configuration menu item can correspond to the configuration unit that maintenance off-line unit comprises, and this configuration unit is used for flow meter 1 and arranges.
Sensor calibration menu item can correspond to the sensor calibration unit that configuration unit comprises, and the sensor calibration parameter that this sensor calibration unit is used for flow meter 1 is arranged.Such as, corresponding correction can be done by correction coefficient such as quality, density, temperature to sensor.
Low discharge excision menu item can correspond to the low discharge excision unit that configuration unit comprises, and the low discharge excision parameter that this low discharge excision unit is used for flow meter 1 is arranged.Such as, can arrange the scope of the samplings such as mass rate, volumetric flow rate, density, the flux being less than certain numerical value during sampling can be cut.
Damping time, menu item can correspond to configuration unit unit damping time that comprise, and parameter damping time that this, unit was used for flow meter 1 damping time is arranged.Such as, a surge time in display can be set.Because the flow tested is constantly change, but display all can not show these different changes.
So, when selecting and enter maintenance off-line menu item, maintenance off-line unit will be activated and carry out maintenance off-line with flow meter 1.The result that maintenance off-line unit is activated, shows further menu exactly on display screen 110, this menu can comprise configuration menu item and other possible menu item.
Further, when selecting and enter configuration menu item, configuration unit can be activated and arrange with flow meter 1.The result that configuration unit is activated, shows further menu exactly on display screen 110, this menu can comprise sensor calibration menu item, low discharge excision menu item, damping time menu item and other possible menu item.
And then when selecting and enter sensor calibration menu item, sensor calibration unit is activated, arrange with the sensor calibration parameter of flow meter 1.When selecting and enter low discharge excision menu item, low discharge excision unit is activated, and arranges with the low discharge of flow meter 1 excision parameter.When selecting and enter menu item damping time, damping time, unit was activated, and arranged with parameter damping time of flow meter 1.
According to a preferred embodiment of the invention, maintenance off-line menu item may further include totalizer management (TotalizerManaging) menu item, as shown in Figure 3.
Totalizer Administration menu item can correspond to the totalizer administrative unit that maintenance off-line unit comprises, and the totalizer management parameters that this totalizer administrative unit is used for flow meter 1 is arranged.Totalizer management is used for managing quality, volume total amount.Such as can carry out total amount reset, stop cumulative, that recovery is cumulative operation.For example, if user wants the quality total amount seeing next week, so first will carry out the operation of total amount reset, current total amount will be reset, to the quality total amount can seeing this week at the end of next week.
So, when selecting and enter maintenance off-line menu item, maintenance off-line unit will be activated and carry out maintenance off-line with flow meter 1.The result that maintenance off-line unit is activated, shows further menu exactly on display screen 110, this menu can comprise totalizer Administration menu item and other possible menu item.
Further, when selecting and enter totalizer Administration menu item, totalizer administrative unit is activated, and arranges with the totalizer management parameters of flow meter 1.
According to a preferred embodiment of the invention, maintenance off-line menu item may further include emulation (Simulation) menu item, zeroing (Zero) menu item and flowmeter inspection (MeterVerify) menu item, as shown in Figure 3.
Emulation menu item can correspond to the simulation unit that maintenance off-line menu item comprises, and this simulation unit is used for the emulation of traffic meter 1.Zeroing menu item can correspond to the zeroing unit that maintenance off-line menu item comprises, and this zeroing unit is used for the zeroing of traffic meter 1.Flowmeter inspection menu item can correspond to the flowmeter verification unit that maintenance off-line menu item comprises, and this flowmeter verification unit is checked for the flowmeter of traffic meter 1.
So, when selecting and enter maintenance off-line menu item, maintenance off-line unit will be activated and carry out maintenance off-line with flow meter 1.The result that maintenance off-line unit is activated, shows further menu exactly on display screen 110, this menu can comprise emulation menu item, zeroing menu item, flowmeter inspection menu item and other possible menu item.
Further, when selecting and enter emulation menu item, simulation unit is activated, in the emulation of traffic 1.When selecting and enter zeroing menu item, zeroing unit is activated, in the zeroing of traffic 1.When select go forward side by side become a mandarin gauge inspection menu item time, flowmeter verification unit is activated, and checks in the flowmeter of traffic 1.
According to a preferred embodiment of the invention, display screen 110, except display menu, can also show main interface, as shown in Figure 4.Fig. 4 is the diagram at the main interface that diagram shows according to the display screen 110 on the control panel 100 of the flowmeter 1 of the embodiment of the present invention.Wherein, Fig. 4 (a) shows the main interface of mass rate (MassFlow), and Fig. 4 (b) shows the main interface of quality total amount (MassTotal), and Fig. 4 (c) then shows the main interface of volumetric flow rate (VolumeFlow).
In addition, in each main interface of Fig. 4, also show three buttons " UP ", " DOWN " and " SELECT ".When pressing " UP " and " DOWN " button, can switch between these main interfaces.And when pressing " SELECT " button, then can be switched to master menu as shown in Figure 2.In other words, user can make to switch between the master menu of display screen 110 in main interface and menu tree by operation input block 130.So, user can be facilitated to monitor all kinds of flow.
Below with reference to accompanying drawing, the flowmeter according to the embodiment of the present invention has been described in detail.Further describe the method for control flow check gauge according to the embodiment of the present invention below.
According to embodiments of the invention, the method for control flow check gauge can comprise the steps.
First, show on the display screen 110 of the control panel 100 of flowmeter 1 with the form of menu tree and perform for the corresponding multiple menu items of the function of flowmeter.
Secondly, select the menu item of display on display screen 110, with the function for flowmeter 1 that the menu item started with select is corresponding.
According to a preferred embodiment of the invention, the master menu in menu tree can comprise alarm menu item and maintenance off-line menu item and possible other menu item (as exiting menu item).When alarm menu item is selected, export the warning information about flowmeter 1 to user.When maintenance off-line menu item is selected, flow meter 1 carries out maintenance off-line.
According to a preferred embodiment of the invention, maintenance off-line menu item may further include configuration menu item and other possible menu item (as software version (SoftwareVersion) menu item, exit menu item etc.), and configuration menu item may further include sensor calibration menu item, low discharge excision menu item and damping time menu item and other possible menu item (as unit (Units) menu item, input and output (Input/Output) menu item, flowmeter factor (MeterFactor) menu item, display (Display) menu item, communication (COMM) menu item, locking (Lock) menu item, exit menu item etc.).When maintenance off-line menu item is selected, show configuration menu item to user.When configuration menu item is selected, to user show sensor calibration menu item, low discharge excision menu item and damping time menu item and other possible menu item.When sensor calibration menu item is selected, the sensor calibration parameter of flow meter is arranged.When low discharge excision menu item is selected, the low discharge excision parameter of flow meter is arranged.When damping time, menu item was selected, parameter damping time of flow meter is arranged.
According to a preferred embodiment of the invention, maintenance off-line menu item may further include totalizer Administration menu item and other possible menu item.When maintenance off-line menu item is selected, show totalizer Administration menu item and other possible menu item to user.When totalizer Administration menu item is selected, the totalizer management parameters of flow meter 1 is arranged.
According to a preferred embodiment of the invention, maintenance off-line menu item may further include emulation menu item, zeroing menu item and flowmeter inspection menu item and other possible menu item.When maintenance off-line menu item is selected, show emulation menu item, zeroing menu item and flowmeter inspection menu item and other possible menu item to user.When emulating menu item and being selected, the emulation of traffic meter 1.When the menu item that returns to zero is selected, the zeroing of traffic meter 1.When flowmeter inspection menu item is selected, the flowmeter inspection of traffic meter 1.
According to a preferred embodiment of the invention, the method for control flow check gauge may further include: make to switch between the master menu of display screen 110 in main interface and menu tree.
Compared with the flowmeter of prior art, flowmeter according to the present invention has and carries out with the form of menu tree the control panel that shows.With the addition of the setting of the configurations such as sensor calibration, low discharge excision, damping time in a menu, and with the addition of totalizer Administration menu item.Such interpolation can be avoided using ProLink to arrange the above project, is very easy to the operation of client.
Use technical scheme of the present invention, facilitate user and all kinds of flow is monitored.In addition, alarm menu is independently listed, thus more easily checks alarm project.And according to different functions in maintenance off-line menu, enumerate out the menu items such as configuration, emulation, totalizer management, zeroing, flowmeter inspection, classifying facilitates user to enter corresponding menu item according to different demands to carry out maintenance off-line.
Although describe embodiments of the invention in detail by reference to the accompanying drawings above, it should be understood that embodiment described above is just for illustration of the present invention, and be not construed as limiting the invention.For a person skilled in the art, can make various changes and modifications above-mentioned embodiment and not deviate from the spirit and scope of the invention.Therefore, scope of the present invention is only limited by appended claim and equivalents thereof.
Claims (11)
1. a flowmeter, comprising:
Control panel, for controlling described flowmeter,
It is characterized in that, described control panel comprises:
Display screen, shows for the form with menu tree;
Multiple functional unit, it is inner that it is arranged on described control panel, and correspond to the menu item in the menu tree of described display screen display, for performing the function for described flowmeter; And
Input block, it is outside that it is arranged on described control panel, for being selected the menu item in described menu tree by user, to start the function of functional unit corresponding with the menu item selected in described multiple functional unit,
Wherein, the master menu in described menu tree comprises maintenance off-line menu item, and described multiple functional unit comprises maintenance off-line unit, and it corresponds to described maintenance off-line menu item, for carrying out maintenance off-line to described flowmeter, and
Wherein, described maintenance off-line menu item comprises configuration menu item further, described configuration menu item comprise further sensor calibration menu item, low discharge excision menu item and damping time menu item, and
Described maintenance off-line unit comprises further:
Configuration unit, it corresponds to described configuration menu item, and for arranging described flowmeter, described configuration unit comprises further:
Sensor calibration unit, it corresponds to described sensor calibration menu item, for arranging the sensor calibration parameter of described flowmeter;
Low discharge excision unit, it corresponds to described low discharge excision menu item, for arranging the low discharge excision parameter of described flowmeter; And
Damping time unit, it corresponds to menu item described damping time, for arranging parameter damping time of described flowmeter.
2. flowmeter according to claim 1, wherein, the master menu in described menu tree also comprises alarm menu item, and
Described multiple functional unit also comprises:
Alarm unit, it corresponds to described alarm menu item, for exporting the warning information about described flowmeter to described user.
3. flowmeter according to claim 1 and 2, wherein, described maintenance off-line menu item comprises totalizer Administration menu item further, and
Described maintenance off-line unit comprises further:
Totalizer administrative unit, it corresponds to described totalizer Administration menu item, for arranging the totalizer management parameters of described flowmeter.
4. flowmeter according to claim 1 and 2, wherein, described maintenance off-line menu item comprises emulation menu item, zeroing menu item and flowmeter inspection menu item further, and
Described maintenance off-line unit comprises further:
Simulation unit, it corresponds to described emulation menu item, for performing the emulation of described flowmeter;
Zeroing unit, it corresponds to described zeroing menu item, for performing the zeroing of described flowmeter; And
Flowmeter verification unit, it corresponds to described flowmeter inspection menu item, for performing the flowmeter inspection of described flowmeter.
5. flowmeter according to claim 3, wherein, described maintenance off-line menu item comprises emulation menu item, zeroing menu item and flowmeter inspection menu item further, and
Described maintenance off-line unit comprises further:
Simulation unit, it corresponds to described emulation menu item, for performing the emulation of described flowmeter;
Zeroing unit, it corresponds to described zeroing menu item, for performing the zeroing of described flowmeter; And
Flowmeter verification unit, it corresponds to described flowmeter inspection menu item, for performing the flowmeter inspection of described flowmeter.
6. flowmeter according to claim 1, wherein, described display screen shows main interface further, and described user makes to switch between the master menu of described display screen in described main interface and described menu tree by the described input block of operation.
7., for a method for control flow check gauge, comprising:
With the form of menu tree the control panel of described flowmeter display screen display with perform for the corresponding multiple menu items of the function of described flowmeter; And
Select the menu item of described display screen display, with the function for described flowmeter that the menu item started with select is corresponding,
Wherein, the master menu in described menu tree comprises maintenance off-line menu item, when described maintenance off-line menu item is selected, carries out maintenance off-line to described flowmeter, and
Wherein, described maintenance off-line menu item comprises configuration menu item further, described configuration menu item comprise further sensor calibration menu item, low discharge excision menu item and damping time menu item,
When described maintenance off-line menu item is selected, show described configuration menu item to user,
When described configuration menu item is selected, to described user show described sensor calibration menu item, described low discharge excision menu item and described damping time menu item,
When described sensor calibration menu item is selected, the sensor calibration parameter of described flowmeter is arranged,
When described low discharge excision menu item is selected, the low discharge excision parameter of described flowmeter is arranged, and
When described damping time, menu item was selected, parameter damping time of described flowmeter is arranged.
8. method according to claim 7, wherein, the master menu in described menu tree also comprises alarm menu item, when described alarm menu item is selected, exports the warning information about described flowmeter to described user.
9. method according to claim 7, wherein, described maintenance off-line menu item comprises totalizer Administration menu item further,
When described maintenance off-line menu item is selected, show described totalizer Administration menu item to described user, and
When described totalizer Administration menu item is selected, the totalizer management parameters of described flowmeter is arranged.
10. method according to claim 7, wherein, described maintenance off-line menu item comprises emulation menu item, zeroing menu item and flowmeter inspection menu item further,
When described maintenance off-line menu item is selected, show described emulation menu item, described zeroing menu item and described flowmeter inspection menu item to described user,
When described emulation menu item is selected, perform the emulation of described flowmeter,
When described zeroing menu item is selected, perform the zeroing of described flowmeter, and
When described flowmeter inspection menu item is selected, perform the flowmeter inspection of described flowmeter.
11. methods according to claim 7, comprise further:
Make to switch between the master menu of described display screen in main interface and described menu tree.
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