JP2022038618A - Control device and method - Google Patents

Abstract

To suppress human mis-recognition and human mis-operation with respect to a display and further an operation related to a control loop using a plurality of indicators.SOLUTION: While a storage circuit 13 is configured to store filter rule setting information 13B in which a set of an indicator 20 and a display target loop to be displayed by the indicator 20 is registered, a display control unit 14B displays control information related to the display target loop of the indicator 20 among control loops for each indicator 20 based on the filter rule setting information 13B.SELECTED DRAWING: Figure 1

Description

The present invention relates to a control technique for displaying and operating a plurality of control loops controlled by a control device with a display connected to a control device such as a controller or a temperature controller via a signal line.

In general, control devices such as controllers and temperature controllers that automatically control devices installed in factories and buildings include control devices that can perform loop control of each of a plurality of devices in parallel. Conventionally, such a control device may display or operate a control loop of the device by using the display device by connecting a display device via a signal line to perform data communication (for example, Patent Document). See 1 etc.). The display device is provided with a user interface (UI) including a screen display device such as an LCD and an operation input device such as a touch panel. The control device displays control information related to each control loop on the screen based on the operation of a person on the display, or performs an operation such as changing the setting of the control content related to each control loop. This makes it possible to provide high usability in the control device.

Japanese Unexamined Patent Publication No. 2017-97591

In such a conventional technique, when a plurality of indicators are connected to a control device, the operation of each indicator is standardized, so that each indicator can perform operations such as setting change as well as display related to each control loop. Is. As a result, any display can display and operate the designated control loop, so that the efficiency of maintenance work can be improved. However, there is a problem that troubles may occur depending on a person's misrecognition or misoperation.

For example, consider a case where two indicators A and B are connected to a control device that controls three control loops 1, 2, and 3 in parallel. At this time, since the control device is installed on the control panel and the control loops 1 and 2 are mainly displayed and operated by one of the indicators A, the place where the equipment controlled by the control loops 1 and 2 is installed (site). The display B is placed in the place (site) where the device controlled by the control loop 3 is installed in order to mainly display and operate the control loop 3 on the other display B. And.

In such a case, not only the control loop 3 but also the control loops 1 and 2 of the display A are displayed on the display B, and the settings related to the control loops 1 and 2 can be changed. Therefore, a person may mistakenly recognize the display related to the control loops 1 and 2 as the display related to the control loop 3. Further, when a person changes the setting of the control loop 3 on the display B, the control loop 1 or the control loop 2 is specified by an erroneous operation, and the setting of the control loop 1 or the control loop 2 is changed by mistake. In some cases.

The present invention is to solve such a problem, and to provide a control technique capable of suppressing a display related to a control loop using a plurality of indicators, and a human misrecognition or erroneous operation of an operation. It is an object.

In order to achieve such an object, the control device according to the present invention includes a device I / F for connecting a plurality of devices via a first signal line and a plurality of indicators via a second signal line. The storage circuit includes a display I / F, a control circuit for controlling the plurality of devices and the plurality of displays, and a storage circuit, and the storage circuit includes each of the plurality of displays and the display. It is configured to store the filter rule setting information in which a set with the display target loop to be displayed by the device is registered, and the control circuit associates each of the plurality of devices with the device in advance. A loop control unit configured to control a loop based on the loop setting information, and each of the plurality of indicators based on the filter rule setting information, control information about the display target loop of the indicator. It is equipped with a display control unit configured to display on the screen.

In one configuration example of the control device according to the present invention, the filter rule setting information is a set of each of the plurality of indicators, the display target loop, and the operation target loop to be operated by the display. The display control unit is registered, and based on the filter rule setting information of the storage circuit, for each of the plurality of displays, the operation target loop of the display is received according to the operation input of the display. The setting of the loop setting information related to is changed.

In one configuration example of the control device according to the present invention, the filter rule setting information relates to the control loop in the display for each combination of the display and each control loop for each of the plurality of displays. Whether or not the control information can be displayed and whether or not the loop setting information related to the control loop in the display can be operated are registered as filter rules of the display, and the display control unit is used for each of the plurality of displays. Of the filter rules of, the control loop in which displayability is registered in combination with the display is specified as the display target loop of the display, and the control loop in which the control loop is set to be operable in combination with the display. Is specified as the operation target loop of the display.

In one configuration example of the control device according to the present invention, the filter rule setting information is the control loop of the display and the device in the filter rule of the display used for monitoring the device among the plurality of displays. Displayable and inoperable are set for all combinations of.

In one configuration example of the control device according to the present invention, the filter rule setting information is the control loop of the display and the device in the filter rule of the display used for the maintenance of the device among the plurality of displays. Displayable and operable are set for all combinations of.

In one configuration example of the control device according to the present invention, the filter rule setting information is individually registered for each of the plurality of indicators according to different preset conditions, and the display is described. The device control unit is designed to specify the display target loop and the operation target loop of the display based on the filter rule that satisfies the condition among the filter rule setting information.

The control method according to the present invention is
A device I / F that connects a plurality of devices via a first signal line, a display I / F that connects a plurality of indicators via a second signal line, the plurality of devices, and the plurality of devices. A control method used in a control device including a control circuit for controlling each display and a storage circuit for controlling the plurality of devices and the plurality of displays, wherein the storage circuit is the plurality. A step configured to store filter rule setting information in which a set of each of the display targets and a display target loop to be displayed by the display target is registered, and the control circuit of the plurality of devices. A loop control step configured to loop control each based on the loop setting information associated with the device in advance, and the control circuit having the control circuit have the plurality of indicators based on the filter rule setting information. Each of the above is provided with a display control step configured to display control information about the display target loop of the display on the screen.

According to the present invention, it is possible to suppress a person's erroneous recognition or erroneous operation of a display related to a control loop using a plurality of indicators and further an operation.

FIG. 1 is a block diagram showing a configuration of a control device according to the first embodiment. FIG. 2 is an explanatory diagram showing a configuration example of loop setting information according to the first embodiment. FIG. 3 is an explanatory diagram showing a configuration example of filter rule setting information according to the first embodiment. FIG. 4 is an explanatory diagram showing a configuration example of a filter rule. FIG. 5 is a flowchart showing the display control process. FIG. 6 is an explanatory diagram showing an example of a control information display screen. FIG. 7 is an explanatory diagram showing a configuration example of filter rule setting information according to the second embodiment. FIG. 8 is an explanatory diagram showing a configuration example of loop setting information according to the second embodiment. FIG. 9 is an explanatory diagram showing a configuration example of filter rule setting information according to the second embodiment. FIG. 10 is an explanatory diagram showing a configuration example of loop setting information according to the third embodiment. FIG. 11 is an explanatory diagram showing a configuration example of filter rule setting information according to the third embodiment.

Next, an embodiment of the present invention will be described with reference to the drawings.
[First Embodiment]
First, the control device 10 according to the first embodiment of the present invention will be described with reference to FIG. FIG. 1 is a block diagram showing a configuration of a control device according to the first embodiment.
The control device 10 is composed of a control device such as a controller and a temperature controller as a whole, and is configured to automatically control equipment installed in a factory or a building based on a preset control loop. ing. In the following, the control loop may be simply referred to as a loop.

As shown in FIG. 1, a plurality of devices 30 are connected to the control device 10 via a signal line (first signal line) L1, and the control device 10 loop-controls these devices 30 in parallel. It is configured to do.
Further, a plurality of indicators 20 are connected to the control device 10 via a signal line (second signal line) L2, and the control device 10 controls the control loop of each device 30 by these indicators 20. It is configured to display information. Each display 20 is provided with a user interface (UI) including a screen display device such as an LCD and an operation input device such as a touch panel.

[Control device]
Next, the configuration of the control device 10 will be described in detail with reference to FIG. As shown in FIG. 1, the control device 10 includes a device I / F11, a display I / F12, a storage circuit 13, and a control circuit 14 as main circuit configurations.

[Equipment I / F]
The device I / F 11 is configured to transmit and receive control data for loop control of the device 30 by communicating data with each device 30 via the signal line L1.
[Display I / F]
The display I / F 12 communicates data with each display 20 via the signal line L2 so as to transmit and receive display data for displaying control information related to each control loop displayed by these displays 20. It is configured in.

[Memory circuit]
The storage circuit 13 is composed of a storage device such as a semiconductor memory or a hard disk, and is configured to store various processing data and a program 13P used for loop control and display control in the control circuit 14.

The program 13P is a program that realizes various processing units for the control circuit 14 to execute loop control and display control by cooperating with the CPU of the control circuit 14. The program 13P is stored in the storage circuit 13 in advance from, for example, an external device or a recording medium (both not shown) connected to the control device 10 via a signal line.

The main processing data stored in the storage circuit 13 includes loop setting information 13A and filter rule setting information 13B.

[Loop setting information]
The loop setting information 13A is processing data indicating control contents related to the control loop executed by each device 30. FIG. 2 is an explanatory diagram showing a configuration example of loop setting information according to the first embodiment. As shown in FIG. 2, in the loop setting information 13A, the name of the control loop executed by the device 30 and the control content indicating the details of the control loop are registered for each device 30. The control content includes general known setting data that defines a control loop, such as a control algorithm such as PID used for loop control, a loop cycle length, and a set value (target value). In the example of FIG. 2, the device U1 of the device 30 is set to execute the loop # 1 and the loop # 2, and the device U2 is set to execute the loop # 3.

[Filter rule setting information]
The filter rule setting information 13B is processing data indicating a target loop to be displayed on each display 20. FIG. 3 is an explanatory diagram showing a configuration example of filter rule setting information according to the first embodiment. As shown in FIG. 3, in the filter rule setting information 13B, the filter rule name applied to the display 20 and the display target loop targeted by the display 20 among the control loops are included in the filter rule setting information 13B. , Registered as a filter rule. In the example of FIG. 3, a filter rule of "2 loop display" is assigned to the display A of the display 20, and a filter rule of "1 loop display" is assigned to the display B.

As shown in FIG. 3, the display target loop may be set depending on whether or not the control information related to the loop control by the display 20 can be displayed for each combination of the display 20 and the control loop. In the example of FIG. 3, regarding the display A of the display 20, it is set to be displayable "○" in loops # 1 and # 2, that is, it is set to be a display target loop, and cannot be displayed in loop # 3. X ”, that is, it is set to be out of the display target. Further, regarding the display B, the displayable "○" in the loop # 3, that is, the display target loop is set, and the display impossible "×" in the loops # 1 and # 2, that is, the display target is not displayed. Is set.

FIG. 4 is an explanatory diagram showing a configuration example of a filter rule. As shown in FIG. 4, when there are three control loops # 1, # 2, and # 3, there are a total of eight possible filter rules. First, on any display 20, there are three types of filter rules for "1 loop display" in which any one loop is the display target loop, and "2 loop display" in which any two loops are the display target loop. There are also three filter rules. Further, there is one filter rule of "3 loop display" that targets all loops, and one filter rule of "no loop display" that does not display loops is also conceivable. This "no loop display" filter rule is applied when displaying any screen other than the control content of the control loop on the display 20. Such a filter rule group may be registered in the storage circuit 13 in advance, and an arbitrary filter rule may be selected from the filter rule group when the filter rule setting information 13B is set.

The filter rule setting information 13B is not limited to the configuration in which displayability is set for each combination of the display 20 and the control loop. For example, as the filter rule setting information 13B, a control loop that can be displayed on the display 20, that is, a display target loop is set as a list for each display 20, and further, an operation is performed on the display 20 as described later. A configuration in which possible operation target loops are set as a list may be used.

[Control circuit]
The control circuit 14 has a CPU and its peripheral circuits, and by linking the CPU and the program 13P read from the storage circuit 13, various processing units for executing loop control and display control are realized. It is configured in.
The main processing units realized by the control circuit 14 include a loop control unit 14A and a display control unit 14B.

[Loop control unit]
The loop control unit 14A performs data communication with the device 30 via the device I / F11, and is based on the loop setting information 13A of the storage circuit 13 previously associated with the device 30 for each device 30. The device 30 is configured to be loop-controlled.
For example, when the loop setting information 13A is set as shown in FIG. 2 described above, the loop control unit 14A executes loop control for the device U1 based on the two control loops of loops # 1 and # 2. , Executes loop control for the device U2 based on the control loop of loop # 3.

[Display control unit]
The display control unit 14B is configured to display control information related to the display target loop of the display 20 among the control loops in each display 20 based on the filter rule setting information 13B of the storage circuit 13. There is.
For example, when the filter rule setting information 13B is set as in FIG. 3 described above, the display control unit 14B displays the control information related to the loops # 1 and # 2 on the display A, and the display B displays the control information. Display control information about loop # 3 on the screen.

[Operation of the first embodiment]
Next, with reference to FIG. 5, a display control operation for controlling the display 20 will be described as an operation of the control device 10 according to the present embodiment. FIG. 5 is a flowchart showing the display control process.
The control circuit 14 of the control device 10 executes the display control process of FIG. 5 by the display control unit 14B when the display timing arrives, for example, in response to an operation on the display 20 periodically or arbitrarily.

First, the display control unit 14B acquires control information related to each loop from the control status acquired by the loop control unit 14A from the device 30 and the loop setting information 13A of the storage circuit 13 (step S100), and controls each loop. A display screen for displaying information is created (step S101).
Next, the display control unit 14B acquires the filter rule setting information 13B from the storage circuit 13 (step S102), and selects one unprocessed display 20 from the display 20 (step S103).

Subsequently, the display control unit 14B confirms the display target loop of the selected display 20 based on the filter rule setting information 13B (step S104), and displays the screen data of the display screen of the display target loop as selected. It is transmitted from the display I / F12 to the device 20 (step S105). As a result, the screen data is received by the selected display 20 via the signal line L2 and displayed on a display screen such as an LCD. At this time, in the case of the display 20 having a plurality of loops as display target loops, the screen data of these display target loops may be transmitted in order, and the screen data of these display target loops may be laid out on one screen. You may send the screen data.

FIG. 6 is an explanatory diagram showing an example of a control information display screen. In the display screen shown in FIG. 6, control information related to the two loops # 1 and # 2 is laid out vertically. In each control information, the measured value (PV) and the set value (SP) are displayed by numbers, and the operation amount (MV) is displayed by a bar graph. In addition, "RUN" indicating that control is in progress and "AUTO" indicating automatic control are displayed. Note that FIG. 6 is merely an example of screen display, and the present invention is not limited to this, and the content and layout of the control information to be displayed may be appropriately changed according to the application.

After that, the display control unit 14B confirms the presence or absence of the unprocessed display 20 among the display 20 (step S106), and if there is an unprocessed display 20 (step S106: YES), proceeds to step S103. Go back and select the new unprocessed indicator 20.
On the other hand, when there is no unprocessed display 20 (step S106: NO), a series of display control processes are terminated.

[Effect of the first embodiment]
As described above, in the present embodiment, the storage circuit 13 is configured to store the filter rule setting information 13B in which the set of the display 20 and the display target loop to be displayed by the display 20 is registered. The display control unit 14B displays control information related to the display target loop of the display 20 among the control loops for each display 20 based on the filter rule setting information 13B.

As a result, the display content displayed on each display 20 can be limited to the control information related to the control loop associated with the display 20 in advance, and the device installed at a place away from the display 20. It is possible to suppress the display of control information related to the control loop unrelated to the display 20, such as control information related to the control loop of 30. Therefore, the control information related to the display 20 can be accurately and efficiently recognized as compared with the case where the control information related to all the control loops is uniformly displayed on each display 20, and the displayed control information can be recognized. It is possible to suppress human misrecognition.

[Second Embodiment]
Next, the control device 10 according to the second embodiment of the present invention will be described.
When the display 20 is provided with an operation input device such as a touch panel, the control content related to the control loop can be remotely set and changed by the operation on the display 20. At this time, if the display target loop of the display 20 is regarded as the setting target loop, the control content of all the control loops on which the control information is displayed can be remotely set and changed by the display 20. However, the setting change of the control content is performed only by a specific worker having knowledge of maintenance, and it is necessary to permit it separately from the display of the control information.

In the present embodiment, in order to correspond to such a setting change operation from the display 20, a control loop to be operated by each display 20 is provided separately from the control loop to be displayed by each display 20. It is designed to be associated. In the present embodiment, in the loop setting information 13A, loop # 1 and loop # 2 are executed by the device U1 of the device 30 and the loop # 2 is executed by the device U2 according to the contents shown in FIG. It is assumed that 3 is set to be executed.

[Filter rule setting information]
In the present embodiment, the filter rule setting information 13B includes the filter rule name applied to the display 20 and the display target loop to be displayed by the display 20 among the control loops for each display 20. The operation target loop to be operated by the display 20 is set as a filter rule. FIG. 7 is an explanatory diagram showing a configuration example of filter rule setting information according to the second embodiment.

As shown in FIG. 7, the display target loop and the operation target loop can be displayed or operated by the display 20 for each combination of the display 20 and the type and control loop consisting of either display or operation. It may be set with. In the example of FIG. 7, regarding the display A of the display 20, it is set to be "○" that can be displayed in all of the loops # 1, # 2, and # 3, that is, it is a display target loop, and the loop # 1 , # 2, # 3 are all set to be inoperable "x", that is, not to be operated. In addition, regarding the display B, it is set that it can be displayed in all of # 1, # 2, # 3, that is, it is a display target loop, and all of the loops # 1, # 2, and # 3 are operated. Possible "○", that is, it is set to be an operation target loop.

[Display control unit]
In the present embodiment, the display control unit 14B displays control information regarding the display target loop of the display 20 among the control loops for each display 20 based on the filter rule setting information 13B of the storage circuit 13. , The setting of the loop setting information regarding the operation target loop of the display 20 is changed in the control loop according to the operation input of the display 20.

For example, when the filter rule setting information 13B is set as shown in FIG. 7, the display control unit 14B has control information regarding loops # 1, # 2, # 3 in both the display A and the display B. Is displayed on the screen. Further, the setting of the loop setting information regarding the loops # 1, # 2, and # 3 is changed according to the operation on the display B, but the loops # 1, # 2, and # 3 are changed according to the operation on the display A. The setting of the loop setting information is not changed.
At this time, when the display control unit 14B is notified by the arbitrary display 20 of the operation input requesting the setting change regarding the designated control loop, the designated control loop is the designated control loop based on the filter rule setting information 13B. It is confirmed whether the display 20 is an operation target loop, and if it is an operation target loop, a request is accepted and the setting change is executed. If it is not an operation target loop, the request is not accepted and the setting change is not executed.

As a result, the display A is operated as the monitoring display 20 used by the operator who monitors the device 30 controlled by the loops # 1, # 2, and # 3, and the operator does not normally perform the display A. Changing the settings of loops # 1, # 2, and # 3 can be prohibited. Further, the display B is operated as a maintenance display 20 used by a worker who maintains the device 30 controlled by the loops # 1, # 2, and # 3, and the display B is used for the loops # 1, #. It is possible to display control information related to 2 and # 3 and change the setting of loop setting information.

[Third Embodiment]
Next, the control device 10 according to the third embodiment of the present invention will be described.
In the second embodiment, a case where the control loop to be operated by each display 20 is associated with the control loop to be displayed by each display 20 has been described. Thereby, for example, the display A can be operated as the display 20 for monitoring, and the display B can be operated as the display 20 for maintenance.

However, when an alarm occurs in the control loop, as an emergency measure, it may be desired to flexibly operate the monitoring display 20 as the maintenance display 20.
In the present embodiment, the filter rule applied to the display 20 is switched based on a certain condition such as when an alarm occurs in the control loop.
FIG. 8 is an explanatory diagram showing a configuration example of loop setting information according to the second embodiment. As shown in FIG. 8, in the present embodiment, the loop setting information 13A is set so that the device U1 of the device 30 executes the loop # 1 and the device U2 executes the loop # 2. And.

[Filter rule setting information]
In the present embodiment, in the filter rule setting information 13B, a plurality of different filter rules are set for each display 20 on the condition that an alarm is generated in the control loop. FIG. 9 is an explanatory diagram showing a configuration example of filter rule setting information according to the second embodiment.
As shown in FIG. 9, in the filter rule setting information 13B, the display target of the control loop to be displayed by the display 20 is displayed for each display 20 and for each condition indicating the alarm occurrence status in the control loop. A loop and an operation target loop to be operated by the display 20 are set.

Regarding the conditions, when two loops # 1 and # 2 are set as shown in FIG. 8, "no alarm", "alarm generated (loop # 1)", "alarm generated (loop # 2)", There are a total of four possible occurrences of "alarm occurrence (loops # 1 and # 2)". In the filter rule setting information 13B, these occurrence states are set as four conditions, and the display target loop and the operation target loop are individually set for each of these conditions.

In the example of FIG. 9, it is set that the display A of the display 20 can be displayed in the loops # 1 and # 2 under all conditions, that is, the display target loop.
On the other hand, for the display A, under the condition "no alarm", the loops # 1 and # 2 are set to be inoperable "x", that is, not to be operated. Further, under the condition "alarm generation (loop # 1)", the loop # 1 is set to be operable "○", that is, the operation target loop, and the loop # 2 is set to be inoperable "x", that is, the operation target. It is set to be outside.

Further, under the condition "alarm generation (loop # 2)", the loop # 2 is set to be operable "○", that is, the operation target loop, and the loop # 1 is set to be inoperable "x", that is, the operation target. It is set to be outside. Further, in the condition "alarm generation (loops # 1 and # 2)", it is set that the loops # 1 and # 2 are operable "○", that is, the operation target loop.
Further, for the display B, under all conditions, it is set to be displayable in loops # 1 and # 2, that is, it is set to be a display target loop, and can be set in loops # 1 and # 2. That is, it is set to be an operation target loop.

As a result, the display A displays the control information regarding the loops # 1 and # 2 under any of the conditions. Further, on the display A, if there is no alarm, the setting change of the loop setting information is prohibited, and if an alarm occurs in any of the loops, the setting change of the loop setting information related to the loop of the alarm is permitted. Become.

As described above, according to the present embodiment, when an alarm occurs in the control loop, the filter rule applied to the display A is switched. Therefore, as an emergency measure, the monitoring display 20 can be flexibly operated as a maintenance display 20. Therefore, even with the monitoring display 20, the loop setting information of the loop in which the alarm has occurred can be set and changed, and the alarm can be dealt with promptly.

[Fourth Embodiment]
Next, the control device 10 according to the fourth embodiment of the present invention will be described.
In the third embodiment, a case where the filter rule applied to the display 20 is switched on condition that an alarm is generated in the control loop has been described. In the present embodiment, a case where a time zone is used as a condition for switching the filter rule will be described.
FIG. 10 is an explanatory diagram showing a configuration example of loop setting information according to the third embodiment. As shown in FIG. 10, in the present embodiment, for the loop setting information 13A, loops # 1 and # 2 are executed by the device U1 of the device 30, and loops # 3 and # 4 are executed by the device U2. It is assumed that it is set to.

[Filter rule setting information]
In the present embodiment, in the filter rule setting information 13B, a plurality of filter rules different from each other are set for each display 20 on the condition of a time zone. FIG. 11 is an explanatory diagram showing a configuration example of filter rule setting information according to the third embodiment.
As shown in FIG. 11, the filter rule setting information 13B includes a display target loop to be displayed by the display 20 among the control loops and the display target for each display 20 and a condition indicating a time zone. In 20, the operation target loop to be operated is set.

As for the conditions, there are a total of two time zone departures, "8:00 to 17:00" and "other than the above" (17:00 to 8:00). In the filter rule setting information 13B, these time zones are set as two conditions, and the display target loop and the operation target loop are individually set for each of these conditions.

In the example of FIG. 11, with respect to the display A of the display 20, it is possible to display "○" in the loops # 1 and # 2 in the time zone "8:00 to 17:00", that is, the display target loop. It is set, and it is set that the loops # 3 and # 4 cannot be displayed "x", that is, they are not displayed. In addition, in the time zone "other than the above", it is set that the loops # 1 and # 2 cannot be displayed "x", that is, they are not displayed, and the loops # 3 and # 4 can be displayed "○". That is, it is set to be a display target loop.
Further, for the display B, it is set that the displayable "○", that is, the display target loop is set in the loops # 1, # 2, # 3, # 4 under all conditions, and the loops # 1, # 2, # 3, # 4 can be set "○", that is, it is set to be an operation target loop.

As a result, on the display A, the control information related to the loops # 1 and # 2 is displayed in the time zone "8:00 to 17:00", and the setting change of the loop setting information is permitted, so that the loops # 3 and # 4 are displayed. It is prohibited to change the settings of the control information and the loop setting information related to the above. On the other hand, in the time zone "other than the above", the control information related to loops # 3 and # 4 is displayed, the setting change of the loop setting information is permitted, and the control information and loop setting information related to loops # 1 and # 2 are set. Both changes will be prohibited.

As described above, according to the present embodiment, the filter rule applied to the display A is switched according to the time zone. Therefore, when the loops to be controlled differ depending on the time zone, the control information related to these loops can be displayed on one monitoring display 20, and the loop setting information of these loops can be changed and displayed efficiently. It becomes possible to operate the vessel 20.

[Extension of embodiment]
Although the present invention has been described above with reference to the embodiments, the present invention is not limited to the above embodiments. Various changes that can be understood by those skilled in the art can be made to the structure and details of the present invention within the scope of the present invention. In addition, each embodiment can be implemented in any combination within a consistent range.

10 ... Control device, 11 ... Equipment I / F, 12 ... Display I / F, 13 ... Storage circuit, 13A ... Loop setting information, 13B ... Filter rule setting information, 13P ... Program, 14 ... Control circuit, 14A ... Loop Control unit, 14B ... Display control unit, 20 ... Display, 30 ... Equipment, L1, L2 ... Signal line.

Claims (7)

A device I / F that connects multiple devices via the first signal line,
An indicator I / F that connects multiple indicators via a second signal line,
A control circuit that controls the plurality of devices and the plurality of indicators, respectively.
Equipped with a storage circuit
The storage circuit is configured to store filter rule setting information in which a set of each of the plurality of indicators and a display target loop to be displayed on the display is registered.
The control circuit is
A loop control unit configured to loop control each of the plurality of devices based on the loop setting information associated with the device in advance.
Based on the filter rule setting information, each of the plurality of indicators is provided with a display control unit configured to display control information about the display target loop of the indicator on the screen. Device. In the control device according to claim 1,
In the filter rule setting information, a set of each of the plurality of indicators, the display target loop, and the operation target loop to be operated by the display is registered.
Based on the filter rule setting information of the storage circuit, the display control unit receives loop setting information regarding the operation target loop of the display according to the operation input of the display for each of the plurality of displays. A control device characterized by being configured to make configuration changes. In the control device according to claim 2,
The filter rule setting information indicates whether or not the control information related to the control loop in the display can be displayed and the control in the display for each combination of the display and each control loop for each of the plurality of displays. Whether or not the loop setting information related to the loop can be operated is registered as a filter rule for the display.
The display control unit specifies, among the filter rules of each of the plurality of displays, a control loop in which displayability is registered in combination with the display as a display target loop of the display, and displays the display. A control device characterized in that a control loop that is set to be operable in combination with a device is configured to be specified as an operation target loop of the display. In the control device according to claim 3,
The filter rule setting information can be displayed and cannot be operated for all combinations of the display and the control loop of the device in the filter rule of the display used for monitoring the device among the plurality of displays. A control device characterized in that and is set. In the control device according to claim 3 or 4.
The filter rule setting information can be displayed and operated for all combinations of the display and the control loop of the device in the filter rule of the display used for the maintenance of the device among the plurality of displays. A control device characterized in that and is set. In the control device according to any one of claims 3 to 5.
In the filter rule setting information, the filter rule is individually registered for each of the plurality of indicators for different preset conditions.
The display control unit is characterized in that it is configured to specify a display target loop and an operation target loop of the display based on the filter rule that satisfies the condition among the filter rule setting information. Control device to do. A device I / F that connects a plurality of devices via a first signal line, a display I / F that connects a plurality of indicators via a second signal line, the plurality of devices, and the plurality of devices. It is a control method for controlling the plurality of devices and the plurality of displays, which is used in a control device including a control circuit for controlling each display and a storage circuit.
A step in which the storage circuit is configured to store filter rule setting information in which a set of each of the plurality of indicators and a display target loop to be displayed by the display is registered.
A loop control step configured such that the control circuit loop-controls each of the plurality of devices based on the loop setting information previously associated with the device.
The control circuit includes a display control step configured to display control information about the display target loop of the display on the screen of each of the plurality of displays based on the filter rule setting information. A control method characterized by.

Images