JP5009211B2 - Controller - Google Patents

Description

  The present invention relates to a controller including a display that selectively displays a plurality of types of information to be monitored.

  As this type of controller, for example, there is a temperature controller that controls the operation of a control target such as a heating / cooling device based on a measured value (PV value) of a temperature measured by a temperature sensor. In this temperature controller, in addition to the PV value, a control value for a control object determined under PID control, for example, according to a preset set value (SP value) as a control target or a deviation of the PV value from the SP value. A display for selectively displaying a plurality of types of operation information to be monitored such as an output value (MV value) is provided, and the display has a plurality of parameters for displaying and setting a plurality of types of parameters to be monitored. The setting display screen can be selectively switched and displayed.

And what was provided with the changeover switch which switches and displays the several SP value registered beforehand on the display is known (for example, refer patent document 1).
Japanese Patent Laid-Open No. 11-175101

  However, the prior art includes a memory bank in which the setting display screen is registered in advance, for example, in a tree structure, and is predetermined in the memory bank by a key input operation of an information input key provided in the display. The setting display screen is transited by a predetermined transition path and switched cyclically. The controller user reaches the position of the parameter setting display screen in the memory bank to set the predetermined parameter. For this, it is necessary to be familiar with the key input operation method and the accompanying screen transition specifications.

  In addition, depending on the parameters, the number of key input operations required to reach the parameter setting display screen in the memory bank increases, and it takes a long time to set the parameters. Since a small operation key is operated, mistakes in key input operations are likely to occur frequently. Thus, there is a problem that the operation burden on the user when setting parameters is large.

  The present invention has been made in view of such problems, and can adjust parameters that can be set simply, quickly, and reliably, and can reduce the burden on the user when setting the parameters. The purpose is to provide a total.

In order to achieve the above object, a controller according to claim 1 includes a display, an information input key provided in the display, and a plurality of types of monitoring targets on the display by key input operation of the information input key. A plurality of setting display screens for displaying and setting the parameters, a memory bank in which the plurality of setting display screens are registered in advance, and a plurality of setting display screens selectively according to a predetermined transition path in the memory bank A controller having display screen switching means for switching and displaying, a guide number for displaying a guide number display screen for inputting and displaying a guide number assigned to each parameter by a key input operation on the display The display means and a guide number input means for inputting a guide number on the guide number display screen by a key input operation are provided. Stage by displaying directly without relying predetermined setting display screen to a predetermined transition path by entering a guide number on the guide number display screen, the display screen switching means, by the key input operation, the operation information of the monitored The guide number display means is a screen transition key for screen transition from the operation display screen to the guide number display screen among the information input keys. The guide number display screen is displayed by the key input operation, and the guide number corresponding to the predetermined parameter on the setting display screen by the key input operation of the guide number reference key for referring to the guide number among the information input keys It is characterized by comprising guide number reference means for displaying .

According to a second aspect of the present invention, a display device, an information input key provided in the display device, and a plurality of types of parameters to be monitored are displayed and set on the display device by key input operation of the information input key. A plurality of setting display screens, a memory bank in which the plurality of setting display screens are registered in advance, and a display screen switching for selectively switching the plurality of setting display screens according to a predetermined transition path in the memory bank A guide number display means for displaying a guide number display screen for inputting and displaying a guide number assigned to each parameter by a key input operation, and a key input operation. And a guide number input means for inputting the guide number on the guide number display screen. The display screen switching means guides the guide number by the guide number input means. Displayed directly without relying predetermined setting display screen to a predetermined transition path by entering the number display screen, the display screen switching means, by the key input operation, the operation display for displaying the operation information of the monitored The screen transitions from the screen to the setting display screen, and the guide number display means guides by the key input operation of the screen transition key for screen transition from the operation display screen to the guide number display screen among the information input keys. all SANYO for displaying the number display screen, the guide number input means, of the information input keys are used to input a guide number by key input operation of the guide number input key for the guide number input, the information input keys Of these, the guide number corresponding to the specified parameter is displayed on the setting display screen by the key input operation of the guide number reference key for reference It is characterized by having a guide number reference means that.

  Therefore, according to the controller of the present invention, the display screen switching means inputs the guide number corresponding to the parameter to the guide number display screen by the guide number input means, thereby displaying the predetermined setting display screen in the memory bank. Display directly without depending on the transition path. Thereby, the user of the controller can easily and quickly set the parameters, and the operation burden on the user can be reduced.

Hereinafter, a controller according to an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 shows a schematic configuration of a controller according to this embodiment. As this type of controller, for example, a heating / cooling device or the like based on a measured value (PV value) of a temperature measured by a temperature sensor. There is a temperature controller that controls the operation of the controlled object. In this temperature controller, in addition to the PV value, a control value for a control object determined under PID control, for example, according to a preset set value (SP value) as a control target or a deviation of the PV value from the SP value. A temperature controller body 10 that executes a predetermined process based on a plurality of types of information to be monitored such as an output value (MV value), and a plurality of types of information to be monitored that are handled by the temperature controller body 10 are selectively selected. And a display 20 for displaying.

The temperature controller main body 10 is provided with a control calculation unit 1 mainly composed of a microprocessor or the like. The control calculation unit 1 receives information to be monitored via the data input unit 2 and controls the operation of the control target. Information is output via the data output unit 3.
The temperature controller body 10 is provided with a display control unit 4 that selectively displays a plurality of types of information handled by the temperature controller body 10 using the display 20. Further, the temperature controller main body 10 receives an instruction from the outside, and selectively selects a display setting unit 5 for setting display items of a display screen composed of a plurality of types of information and a display screen to be displayed on the display 20. A display screen switching unit (display screen switching means) 6 for switching to and displaying is provided, and the display setting unit 5 and the display screen switching unit 6 control the operation of the display control unit 4.

On the other hand, the display device 20 includes a multi-digit number / character display device incorporated in a front panel of a case (not shown) in which the temperature controller main body 10 is built, a light emitting device for status display, and the like.
Specifically, as shown in the configuration example of the front panel of the display device 20 in FIG. 2, the first display unit for displaying a plurality of digits (for example, five digits) numbers and characters on the upper part of the front panel. 21 is provided, and a second display unit 22 for displaying 5-digit numbers / characters slightly smaller than the first display unit 21 and an auxiliary for displaying 3-digit characters / numbers are provided in the middle stage. A display unit 23 is provided.

  In addition, a plurality of mode indicator lamps 24 and a loop number indicator lamp 25 for displaying predetermined information are abbreviated (abbreviated) are provided on both sides of the first display portion 21 on the front panel, and a second display is provided. A user function indicator lamp 26 for displaying predetermined information in abbreviations (abbreviated) is provided on the side of the unit 22. Further, a plurality of types of mode display lamps 27 relating to data output are provided below the second display section 22 on the front panel, and a multi-status display lamp 28 is provided for displaying various status information in a bar shape. It has been. The lower part of the front panel connects cursor keys, multiple operation keys (information input keys) including operation setting keys for setting various operation modes, and a temperature controller to an external device such as a personal computer. A loader jack is provided.

  The temperature controller configured in this way is described above as a plurality of types of information to be monitored in the display frame configured by the display units 21, 22, and 23 of the display device 20 via the display screen switching unit 6. Operation display screen for displaying monitored operation information such as PV value, SP value, MV value, and setting display screen for displaying and setting parameters such as SP value and event (EV) information at the time of abnormality detection A plurality of display screens are selectively displayed.

In particular, a setting display screen for displaying and setting parameters is registered in a memory bank, which is an SP / EV bank 30, and the SP / EV bank 30 is configured by a tree-like hierarchical structure of various parameters. 5 is stored.
Hereinafter, referring to the transition diagram of the parameter setting display screen in the SP / EV bank 30 of FIG. 3, under the control of the display setting unit 5, for example, “PID.05” registered in the SP / EV bank 30 is obtained. A setting procedure for setting a parameter having an item code will be described.

First, in order to start parameter setting, the temperature controller is turned on, and a display key which is one of the operation keys is pressed to shift to the operation display screen 31 and shift to S1 (hereinafter, S is a step). Represents).
In S1, by pressing the sp / ev key, which is one of the operation keys on the operation display screen 31, for 2 seconds, the screen transits to the setting display screen 32 for displaying and setting parameters, and enters the SP / EV bank 30, and the first The item code of the parameter “SPno” is blinked on the display unit 21, and the process proceeds to S2.

In S2, the down (∨) key, which is one of the cursor keys, is pressed twice to blink the item code “L2.LSP” on the first display unit 21, and the process proceeds to S3.
In S3, the enter key, which is one of the operation keys, is pressed to light the item code “LSP.01” on the first display unit 21, and the process proceeds to S4.
In S4, the down (∨) key or the up (∧) key, which is a cursor key, is pressed to light the item code “PID.05” on the first display unit 21, and the process proceeds to S5. At this time, “L2” is displayed on the auxiliary display unit 23, indicating that the type of the control target is two loops, and “1” is displayed on the second display unit 22 as an initial set value. .

In S5, the enter key is pressed to flash the numerical value “1” that is the initial setting value of the second display unit 22, and the desired value is displayed on the second display unit 22 by pressing the down (∨) key or the up (∧) key. Finally, after confirming by pressing the enter key, pressing the display key returns the screen from the setting display screen 32 to the operation display screen 31 to complete the parameter setting.
Thus, when setting the parameters of the SP / EV bank 30, the desired parameter setting display screen 32 can be reached from the operation display screen 31 by a predetermined key input operation according to a predetermined transition path.

  Here, in the present embodiment, as shown in the parameter list of the SP / EV bank 30 in Table 1 below, a guide number is assigned to each parameter in advance for each parameter, and an operation display screen is displayed on the front panel. 31 and the setting display screen 32, the user can also switch to a guide number display screen 33 for inputting and displaying a predetermined guide number. Then, by operating the operation key in the state of the guide number display screen 33 and inputting the guide number, the desired parameter can be set from the operation display screen 33 without depending on the transition path of the SP / EV bank 30 as described above. A transition can be made directly to the setting display screen 32.

以下、図３及び表１を参照して、ユーザがガイド番号表示画面３３経由にてパラメータ「ＰＩＤ．０５」を設定する際の設定手順について説明する。なお、ＳＰ/ＥＶバンク２４内の各設定表示画面３２の右上に付された数字はガイド番号である。

Hereinafter, the setting procedure when the user sets the parameter “PID.05” via the guide number display screen 33 will be described with reference to FIG. Note that the number attached to the upper right of each setting display screen 32 in the SP / EV bank 24 is a guide number.

First, in order to start parameter setting, the temperature controller is turned on, and a display key, which is one of the operation keys, is pressed to shift to the operation display screen 31 and shift to S1.
In S1, for example, by pressing the enter key (screen transition key) on the operation display screen 31 for 2 seconds, the screen shifts to the guide number display screen 33 and shifts to S6 (guide number display means). At this time, for example, “1” blinks and is displayed as an initial value of the guide number on the auxiliary display unit 23, and “SPno” that is an item code corresponding to the guide number “1” is displayed on the first display unit 21. Has been.

  In S6, the cursor key (guide number input key), the down (∨) key or the up (∧) key, is pressed to flash the guide number “43” on the auxiliary display section 23 (guide number input means). At this time, the item code “PID.05” corresponding to the guide number “43” is displayed on the first display unit 21. The item code “PID.05” may be displayed on the first display 21 only when the enter key is pressed. Then, when the enter key is pressed to confirm the guide number, the process proceeds to S5, and as shown by a dotted arrow in FIG. 3, the parameter setting display screen 32 of “PID.05” is directly transitioned to.

In S5, as in the case described above, after setting a desired numerical value for the parameter, the screen is returned from the setting display screen 32 to the operation display screen 31 to complete the parameter setting.
As described above, according to the present embodiment, the display screen switching unit 6 shifts to the guide number display screen 33 by pressing the enter key for 2 seconds, and the guide number corresponding to the parameter is displayed on the guide number display screen 33. By inputting, the predetermined setting display screen 32 is directly displayed as a shortcut to the steps S2, S3, and S4 of the parameter setting procedure described above without depending on the predetermined transition path in the SP / EV bank 30. Thereby, the user of the temperature controller can simply and quickly set the parameters easily, and the operation burden on the user can be reduced.

  Specifically, when a user sets a predetermined parameter, the user reaches the position of the predetermined parameter setting display screen 32 in the memory bank such as the SP / EV bank 30 that is different for each model of the controller, and the position. It is not necessary to be familiar with the key input operation method and the accompanying screen transition specifications, and it is sufficient to understand the minimum key input operation method and screen transition specifications.

In addition, since there is no key input operation to reach the parameter setting display screen 32 in the SP / EV bank 30, the parameter setting operation can be completed in a short time, and consequently, the key input operation error is also suppressed. be able to.
Furthermore, for example, an operation manual describing a key input operation method can be greatly simplified, and by using a guide number for confirmation of a parameter by telephone or the like between a user and an operator. It is also possible to prevent contact mistakes.

The description of one embodiment of the present invention is finished above, but the present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the spirit of the present invention.
For example, in the above embodiment, a guide number corresponding to the item code of the parameter is attached, and the parameter can be called and displayed and set from both the item code and the guide number. You may make it call a parameter from.

In the above embodiment, the operation display screen 31 is switched to the guide number display screen 33 by pressing the enter key as the screen transition key for 2 seconds. However, other operation keys other than the enter key may be used. Alternatively, a dedicated screen transition key for switching to the guide number display screen may be provided on the front panel.
Furthermore, in the above embodiment, the guide number is input by the cursor key as the guide number input key, but other operation keys other than the cursor key may be used, or the guide number input key is provided on the front panel. You may provide for exclusive use.

  Furthermore, in the above-described embodiment, the guide number is displayed on the auxiliary display unit 23. However, the guide number may be displayed on the other display units 21 and 22 without being limited thereto, or the guide number display unit may be displayed on the front panel. You may provide for exclusive use. Thus, when setting parameters, the user can specify the position of the predetermined parameter setting display screen 32 in the memory bank such as the SP / EV bank 30, the key input operation method for reaching the position, and the screen transition specifications associated therewith. Since key input operations can be performed intuitively without any knowledge, it is preferable that parameters can be set more quickly and reliably.

  In the above embodiment, the item code is displayed by inputting the guide number. However, when the setting display screen 32 is displayed, the item code can be displayed by pressing an enter key (guide number reference key), for example. You may comprise so that a guide number can be referred temporarily from a code | cord (guide number reference means). In this case, it is possible to reverse the guide number from the parameter displayed on the setting display screen 32, and even when the predetermined parameter setting display screen 32 is reached by the transition path in the memory bank, Since the guide number can be used for parameter confirmation between the user and the operator, it is preferable that the parameter can be set more reliably.

It is a figure which shows schematic structure of the controller which concerns on one Embodiment of this invention. It is a figure which shows the structural example of the front panel of the indicator of FIG. It is a figure which shows the transition of the parameter setting display screen in the memory bank stored in the display setting part of FIG.

Explanation of symbols

20 Display 30 SP / EV bank (memory bank)
31 Operation display screen 32 Setting display screen 33 Guide number display screen

Claims (2)

A display, an information input key provided in the display, a plurality of setting display screens for displaying and setting a plurality of types of parameters to be monitored on the display by a key input operation of the information input key; A controller comprising a memory bank in which a plurality of setting display screens are registered in advance, and a display screen switching means for selectively switching and displaying the plurality of setting display screens according to a predetermined transition path in the memory bank. There,
Guide number display means for displaying a guide number display screen for inputting and displaying a guide number assigned to each parameter by the key input operation on the display;
A guide number input means for inputting the guide number on the guide number display screen by the key input operation;
The display screen switching means displays the predetermined setting display screen directly without depending on the predetermined transition path by inputting the guide number to the guide number display screen by the guide number input means ,
The display screen switching means is a screen transition from the operation display screen for displaying the monitored operation information to the setting display screen by the key input operation,
The guide number display means displays the guide number display screen by a key input operation of a screen transition key for screen transition from the operation display screen to the guide number display screen among the information input keys. ,
Of the information input keys, a guide number reference means for displaying a guide number corresponding to a predetermined parameter on the setting display screen by a key input operation of a guide number reference key for referring to a guide number is provided. Controller to do. A display, an information input key provided in the display, a plurality of setting display screens for displaying and setting a plurality of types of parameters to be monitored on the display by a key input operation of the information input key; A controller comprising a memory bank in which a plurality of setting display screens are registered in advance, and a display screen switching means for selectively switching and displaying the plurality of setting display screens according to a predetermined transition path in the memory bank. There,
Guide number display means for displaying a guide number display screen for inputting and displaying a guide number assigned to each parameter by the key input operation on the display;
A guide number input means for inputting the guide number on the guide number display screen by the key input operation;
The display screen switching means displays the predetermined setting display screen directly without depending on the predetermined transition path by inputting the guide number to the guide number display screen by the guide number input means,
The display screen switching means is a screen transition from the operation display screen for displaying the monitored operation information to the setting display screen by the key input operation,
The guide number display means displays the guide number display screen by a key input operation of a screen transition key for screen transition from the operation display screen to the guide number display screen among the information input keys. The
The guide number input means is for inputting the guide number by a key input operation of a guide number input key for inputting the guide number among the information input keys.
Of the information input keys, a guide number reference means for displaying a guide number corresponding to a predetermined parameter on the setting display screen by a key input operation of a guide number reference key for referring to a guide number is provided. Controller to do.

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