CN103959183A - Control unit and method for displaying update time in control unit - Google Patents
Control unit and method for displaying update time in control unit Download PDFInfo
- Publication number
- CN103959183A CN103959183A CN201380003551.7A CN201380003551A CN103959183A CN 103959183 A CN103959183 A CN 103959183A CN 201380003551 A CN201380003551 A CN 201380003551A CN 103959183 A CN103959183 A CN 103959183A
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- CN
- China
- Prior art keywords
- opertaing device
- temperature regulator
- plc
- opertaing
- display
- Prior art date
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/15—Plc structure of the system
- G05B2219/15045—Portable display unit
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/15—Plc structure of the system
- G05B2219/15115—Pc serves as plc, programming panel, monitoring panel
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Programmable Controllers (AREA)
Abstract
A control unit (20) having: a communication unit (24) for communicating with a PLC (11); and a display (22) for performing a display that can be recognized by the user. As a result, a control unit that is easy for the user to use can be provided.
Description
Technical field
The present invention relates to display packing update time of opertaing device and opertaing device, particularly relate to display packing update time of opertaing device and the opertaing device with communication function.
Background technology
In recent years, according to the demand of Data Collection of the unified management for system, qualitative control etc., opertaing device is connected to PLC(Programmable Logic Controller: programmable logic controller (PLC)) on demand day by day increase.
Therefore, realized commercialization for the opertaing device that connects the communication scaling device of opertaing device and PLC and there is the function being connected with PLC.As these opertaing devices, for example only have temperature regulator is set to the type on control desk, also only there is single LED dodging for the structure showing.
Fig. 6 will be connected to the block diagram of situation about using on PLC etc. as the temperature regulator of an example of opertaing device in the past.In the past, using PLC51 as main frame and using multiple temperature regulator 52a～52c as slave communicates in the situation that, need to write signal procedure ((A) part of Fig. 6) in PLC mono-side, or (B) part of transducer 62(Fig. 6 need to be set between PLC61 and temperature regulator 63a～63c).
Summary of the invention
The problem that invention will solve
If the situation shown in Fig. 6 in the past (A) part, needs to write communication program, particularly need to write the wrong program of processing, thereby have the problem of spended time and time.In addition, if the situation shown in Fig. 6 (B) part needs transducer 62, thereby cost rising, and the space that need to be used for arranging, in addition, owing to utilizing this transducer 62 of computer settings, so also there is the problem that needs personal computer and special software.
And then user uses the Data Update cycle that one of factor of judgment of these equipment is equipment.Only had by calculating in the past and obtain this cycle or utilize PLC embedding program to measure this cycle or utilize special personal computer software to confirm the method in this cycle etc., on convenience, had problems.In addition, owing to cannot see communicating by letter between PLC with eyes, so there is the problem that need spend definite reason of plenty of time in the time of the problem of generation.Its result is to have the problem concerning being not easy to use the opertaing device as being connected the temperature regulator using with PLC user.
The present invention makes in order to solve problem as above, and its object is, display packing update time of the easy-to-use opertaing device of a kind of user and opertaing device is provided.
For the means of dealing with problems
Opertaing device of the present invention is the opertaing device that is set with the setting content of regulation.Opertaing device has: communication unit, and it is for independently communicating with external unit; Display, it carries out the demonstration that user can identify.
Preferably, opertaing device moves as main frame, and external unit moves as slave, and opertaing device and external unit automatically communicate.
Preferably, comprise update cycle instrumentation unit, this update cycle instrumentation unit instrumentation self carries out the cycle of Data Update.
In addition, display can the display update cycle, also can display communication unit abnormal.
Preferably, described opertaing device has been connected multiple; Each opertaing device has the setting content of regulation is copied to the setting content copied cells in other opertaing devices.
Opertaing device can be temperature regulator.
In another technical scheme of the present invention, display packing update time of opertaing device is display packing update time of the each opertaing device in the system being made up of with the multiple opertaing devices that are connected with PLC a PLC.Display packing update time of each opertaing device comprises: specific opertaing device and PLC in multiple opertaing devices start the step communicating at first; After opertaing device beyond specific opertaing device in multiple opertaing devices and PLC communicate, specific opertaing device starts the step communicating with PLC again; The step that step from opertaing device starts at first and PLC communicates was detected to the time starting again with step that PLC communicates; The step that is update time by detected Time Calculation; Show the step of the update time calculating.
Invention effect
In the present invention, opertaing device has the display that carries out the demonstration that user can identify, thereby can make user easily understand the action message of opertaing device.
Its result, can provide user easy-to-use opertaing device.
Brief description of the drawings
Fig. 1 shows the figure of the connection status between PLC and the temperature regulator of an embodiment of the invention.
Fig. 2 is schematically illustrated in the situation that PLC11 is connected with three temperature regulators the figure of process in time.
Fig. 3 shows the control part of temperature regulator and the process flow diagram of the action that PLC carries out.
Fig. 4 shows the process flow diagram of the action that the control part of temperature regulator carries out in inside.
Fig. 5 shows the figure of the show state of the display part of temperature regulator.
Fig. 6 shows the figure of the connection status between PLC and temperature regulator in the past.
Embodiment
First,, with reference to accompanying drawing, an embodiment of the invention are described.At this, as opertaing device, describe as an example of temperature regulator example.Fig. 1 shows the integrally-built block diagram of the temperature regulator system 10 including PLC11 and temperature regulator 20 of present embodiment.With reference to Fig. 1, PLC11 has external memory storage configuration part 12, and communication can be carried out with the storer of the temperature regulator 20 being connected with outside in this external memory storage configuration part 12.External memory storage configuration part 12 can receive the content of the storer 25 of temperature regulator 20, or the content of setting in PLC11 is sent to the storer 25 of temperature regulator 20.
Temperature regulator 20 comprises the CPU(central processing unit for controlling temperature regulator 20 entirety) 21, display part 22, key operation portion 23 and the Department of Communication Force 24 controlled by CPU21.Display part 22 carries out the demonstration that user can identify.Key operation portion 23 comprises the not shown keyboard that user can operate, and inputs desirable data and is saved to the storer 25 of temperature regulator 20.Department of Communication Force (communication unit) 24 can communicate with PLC11, will be input to data in storer 25 and be sent to the external memory storage configuration part 12 of PLC11.
Then, the action of being undertaken by the CPU21 of temperature regulator 20 is described.Fig. 2 is the figure that is schematically illustrated in the process in time in the situation that PLC11 is connected with three temperature regulator 20a～20c, Fig. 3 show in the contents processing being undertaken by the CPU21 of specific temperature regulator 20a for calculating the process flow diagram of situation of update time of the communication between PLC, Fig. 4 shows the process flow diagram of the processing of temperature regulator 20 inside.
With reference to Fig. 2 and Fig. 3, in the situation that calculating update time by PLC11 and temperature regulator 20a, first, utilize Department of Communication Force 24 to carry out the reception & disposal (step S11 omits " step " below) for starting communication for the first time.Then, carry out order judgement.Particularly, wait takes turns to the order that can carry out communication in unit self (temperature regulator 20a) (in S12, the processing of unit self), becoming can carry out communication time, start again to carry out communication (S13) with PLC11, the time point finishing in processing, calculated from initial communication till the update time (S14: "Yes", S15) of communicating by letter again.Therefore, CPU21 moves as update cycle instrumentation unit.
In addition, wait take turns to unit self (temperature regulator 20a) can carry out communication during in, PLC11 and other temperature regulator 20b～20c carry out communication.
Because all temperature regulator 20a～20c that are connected with PLC11 carry out this flow process, so be all the identical time update time calculating.
The processing of the inside of temperature regulator 20a～20c then, is described.With reference to Fig. 4, detect and have N/R generation (S21) in inside.If have abnormal (S21: "Yes"), by this abnormal show (S23) to display part 22.If not abnormal (S21: "No"), is presented at the update time (S22) calculating in Fig. 3.At this, extremely comprise communication abnormality.
In addition, CPU21 carries out the computing of the update time of the communication between PLC, the processing of temperature regulator 20 inside in order.
Then, the connection status of PLC11 and multiple temperature regulator 20a～20c and the displaying contents of display part 22a～22c are described.Fig. 5 shows the block diagram that is connected with the state of multiple temperature regulator 20a～20c on PLC11.In addition, at this, on temperature regulator 20a and temperature regulator 20c, show " 1300 ", on temperature regulator 20b, show " C.ERR ".
At this, " 1300 " that show on temperature regulator 20a and temperature regulator 20c represent that temperature regulator 20a and temperature regulator 20c are not abnormal, for example, represent that be 1300ms the update time of the communication between PLC.On the other hand, the inside that " C.ERR " is illustrated in temperature regulator 20b has occurred extremely.At this, " C " is wrong content, and " ERR " represents to have occurred abnormal.
As shown in Figure 5, display part 22 carries out the demonstration that user can identify, thereby can easily differentiate the abnormal temperature regulator of generation.In addition, can easily understand the update time of the communication between temperature regulator and the PLC11 of no exceptions.
In addition, with regard to the demonstration that the user who carries out with regard to display part 22 can identify, as shown in the figure, preferably display text, numeral, mark etc.In addition, in order to show them, can utilize by multidigit segment encode and show the demonstration key element that (segment) forms.
Then, describe the communication of present embodiment in detail.In the present embodiment, moved as main frame by the temperature regulator 20 being connected on PLC11, PLC11 moves as slave (slave).Thus, independently (idiopathic) and PLC11 carry out communication to the CPU21 of each temperature regulator 20.Its result is, without as in the past at PLC11 mono-side coding, in addition, also without the transducer needing in the past.
Then, another embodiment of the present invention is described.In the present embodiment, temperature regulator is set moving operational factors to other temperature regulators that connect in the same manner.
With reference to Fig. 5, at this, temperature regulator 20a～20c and PLC11 are connected in series.In addition, each temperature regulator 20a～20c has the structure shown in Fig. 1.In the present embodiment, the not shown ROM of CPU21 has as the parameter of control program and copies with control program, preserves parameter list in ROM.
Each temperature regulator 20a～20c is used for same use, for example temperature control for same control object is carried out, and the parameter that each temperature regulator 20a～20c is set is identical.In the present embodiment, the parameter of the temperature regulator 20a that is set with parameter can be copied in other temperature regulator 20b～20c, with to multiple temperature regulator 20a～20c setup parameter efficiently.Copying that this parameter carried out, be designated as copy source or copy the temperature regulator 20a～20c of target, operation by the 23a～23c of key operation portion is given execution instruction to this temperature regulator 20a～20c, can copy parameter (upload: upload) from specified temperature regulator 20a～20c thus, or copy parameter (download: download) to specified temperature regulator 20a～20c.
In the present embodiment, utilize the element number of the 23 assigned temperature regulator 20b of key operation portion or 20c.Can also utilize key operation portion 23 to specify multiple temperature regulators to carry out in the lump parameter to these key operation portions 23 copies.
Then, another embodiment is described.In the present embodiment, do not need communicating by letter without program (program less) of program, instead of carry out the interprogram communication of being carried out according to the program of writing in advance by PLC as in the past.
At this, being PLC11 without interprogram communication reads the function of the parameter of temperature regulator 21 or operation/stop via storer 25.Due to and PLC11 between communicate by letter and automatically carried out by temperature regulator 21a, so without writing signal procedure.
This communication has assembly (component) communication and copy function.Component communication refers to, utilizes RS-485 to connect multiple temperature regulators and changes once desired value and operation/the stop function of (RUN/STOP).
Copy function refers to, the setting value of main frame (for example, temperature regulator 20a) can be copied to for example, function (moving as setting content copied cells) on slave (, temperature regulator 20b).Can in without interprogram communication or component communication, use this copy function.
The function of the temperature regulator of present embodiment then, is described.In the present embodiment, temperature regulator has multiple communications protocol (protocol), and can select communications protocol.Thus, can connect from different multiple PLC with different communications protocol.
In addition, in the above-described embodiment, as opertaing device, being illustrated, but being not limited thereto as an example of temperature regulator example, can be also digitizing tablet instrument, inverter, sensor.
In the above-described embodiment, display part display refresh time and wrong situation are described, but have been not limited thereto, also can show and self install the function possessing, operating state and the parameter of PLC.
So far, with reference to the accompanying drawings of embodiments of the present invention, but the present invention is not limited to illustrated embodiment.Can, to illustrated embodiment, in the scope identical or suitable with the present invention, carry out various corrections or distortion.
Utilizability in industry
Opertaing device of the present invention has the display that carries out the demonstration that user can identify, and user can be provided easy-to-use opertaing device, thereby can advantageously use as opertaing device.
The explanation of Reference numeral
10 temperature regulator systems,
11?PLC，
20 temperature regulators,
21?CPU，
22 display parts,
23 key operation portions,
24 Department of Communication Forces,
25 storeies.
Claims (8)
1. an opertaing device, is set with the setting content of regulation, it is characterized in that having:
Communication unit, it is for independently communicating with external unit;
Display, it carries out the demonstration that user can identify.
2. opertaing device as claimed in claim 1, is characterized in that, described opertaing device moves as main frame, and described external unit moves as slave, and described opertaing device and described external unit automatically communicate.
3. opertaing device as claimed in claim 1 or 2, is characterized in that, comprises update cycle instrumentation unit, and this update cycle instrumentation unit instrumentation self carries out the cycle of Data Update.
4. opertaing device as claimed in claim 3, is characterized in that, described display can show the described update cycle.
5. opertaing device as claimed in claim 3, is characterized in that, described display can show the abnormal of described communication unit.
6. the opertaing device as described in any one in claim 1 to 5, is characterized in that,
Described opertaing device has been connected multiple;
Each opertaing device has the setting content of described regulation is copied to the setting content copied cells in other opertaing devices.
7. the opertaing device as described in any one in claim 1 to 6, is characterized in that, described opertaing device is temperature regulator.
8. display packing update time for opertaing device, is display packing update time of the each opertaing device in the system being made up of with the multiple opertaing devices that are connected with described PLC a PLC, it is characterized in that, comprising:
Specific opertaing device and described PLC in described multiple opertaing device start the step communicating at first;
After the opertaing device except specific opertaing device in described multiple opertaing device and described PLC communicate, described specific opertaing device starts the step communicating with described PLC again;
The step that step from described opertaing device starts at first and described PLC communicates was detected to the time starting again with step that described PLC communicates;
The step that is update time by detected Time Calculation;
Show the step of the update time of calculating.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-079703 | 2012-03-30 | ||
| JP2012079703A JP6015068B2 (en) | 2012-03-30 | 2012-03-30 | Control device and control device update time display method |
| PCT/JP2013/057245 WO2013146308A1 (en) | 2012-03-30 | 2013-03-14 | Control unit and method for displaying update time in control unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103959183A true CN103959183A (en) | 2014-07-30 |
Family
ID=49259571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380003551.7A Pending CN103959183A (en) | 2012-03-30 | 2013-03-14 | Control unit and method for displaying update time in control unit |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6015068B2 (en) |
| CN (1) | CN103959183A (en) |
| WO (1) | WO2013146308A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6371709B2 (en) * | 2015-01-09 | 2018-08-08 | アズビル株式会社 | Control system, control device, and control method |
| JP6888204B2 (en) * | 2017-11-30 | 2021-06-16 | 理化工業株式会社 | Temperature controller and communication converter |
| CN110888371A (en) * | 2019-12-10 | 2020-03-17 | 深圳联钜自控科技有限公司 | Multi-set programmable logic controller circuit with optical coupling isolation function for temperature control system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03282906A (en) * | 1990-03-30 | 1991-12-13 | Omron Corp | Programmable controller for distributed control system |
| CN1418332A (en) * | 2000-03-17 | 2003-05-14 | 迪吉多电子股份有限公司 | Control server, control terminal, control system, and recording medium storing control communication program |
| US20090064026A1 (en) * | 2007-08-30 | 2009-03-05 | Walker David R | System for Displaying and Monitoring Practical Data in Controllers |
| CN101819419A (en) * | 2009-02-27 | 2010-09-01 | 郑州紫辰科技开发有限公司 | Active plc intelligent liquid crystal display |
| CN101833299A (en) * | 2009-03-10 | 2010-09-15 | 友利华(河南)高科技开发有限公司 | Multi-device monitor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001042928A (en) * | 1999-07-29 | 2001-02-16 | Toshiba Corp | Decentralized plant monitor and control system and its storage medium |
| JP2003140739A (en) * | 2001-11-02 | 2003-05-16 | Yokogawa Electric Corp | Measuring device |
| JP2005243008A (en) * | 2004-01-29 | 2005-09-08 | Omron Corp | Diagnostic system, diagnostic method, tool and component |
| JP2008177796A (en) * | 2007-01-17 | 2008-07-31 | Fuji Electric Fa Components & Systems Co Ltd | Saved-wiring system, its master communication equipment, its program, and display control method |
-
2012
- 2012-03-30 JP JP2012079703A patent/JP6015068B2/en not_active Expired - Fee Related
-
2013
- 2013-03-14 WO PCT/JP2013/057245 patent/WO2013146308A1/en active Application Filing
- 2013-03-14 CN CN201380003551.7A patent/CN103959183A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03282906A (en) * | 1990-03-30 | 1991-12-13 | Omron Corp | Programmable controller for distributed control system |
| CN1418332A (en) * | 2000-03-17 | 2003-05-14 | 迪吉多电子股份有限公司 | Control server, control terminal, control system, and recording medium storing control communication program |
| US20090064026A1 (en) * | 2007-08-30 | 2009-03-05 | Walker David R | System for Displaying and Monitoring Practical Data in Controllers |
| CN101819419A (en) * | 2009-02-27 | 2010-09-01 | 郑州紫辰科技开发有限公司 | Active plc intelligent liquid crystal display |
| CN101833299A (en) * | 2009-03-10 | 2010-09-15 | 友利华(河南)高科技开发有限公司 | Multi-device monitor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6015068B2 (en) | 2016-10-26 |
| JP2013210768A (en) | 2013-10-10 |
| WO2013146308A1 (en) | 2013-10-03 |
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Application publication date: 20140730 |
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