CN209496280U - A kind of control system input and output module device for testing functions - Google Patents
A kind of control system input and output module device for testing functions Download PDFInfo
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- CN209496280U CN209496280U CN201821788080.1U CN201821788080U CN209496280U CN 209496280 U CN209496280 U CN 209496280U CN 201821788080 U CN201821788080 U CN 201821788080U CN 209496280 U CN209496280 U CN 209496280U
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Abstract
The utility model discloses a kind of control system input and output module device for testing functions, including controlling cabinet, the network switch, High Precision Multimeter, censor key, monitor computer, the control cabinet is connect with the network switch both-way communication, the network switch and the monitoring computer bidirectional communication connection, the output end of the control cabinet and the input terminal communication connection of the censor key, the input terminal communication connection of the output end of the censor key and the High Precision Multimeter, the control cabinet is connect with the High Precision Multimeter both-way communication；Communication connection of the network switch for the control cabinet and the monitoring computer, the High Precision Multimeter are used to measure the output signal in the control cabinet and carry out communication connection with the control cabinet.The utility model solves the deficiency of existing input and output module function test system and method.
Description
Technical field
The utility model relates to a kind of control system input and output module device for testing functions, belong to control system and survey online
Try technical field.
Background technique
Automatic control system is widely used in the every field of production and living, and the safety and reliability of operation is direct
Influence facilities and equipment safety and living standards of the people.Input and output module is the maximum component of dosage in control system, is control
The binding site that device processed is connected with field device acquires device data and exports control instruction, and directly controls field device, has
Very important effect, the quality of module finally need to guarantee by functional test.
The test of the module of control system input and output at present is much heavy workload and it cannot be guaranteed that survey by being accomplished manually
The accuracy and coverage rate of examination.Also there is part Auto-Test System, but investment cost is very high.The application of automatic control system is all wrapped
Containing monitoring system, system itself achieves that control, data record and displaying function abundant, mainly utilizes function itself, matches
It closes part high-precision meter and switching device carrys out design function test macro and method is a kind of solution of economical and efficient.
Utility model content
The utility model is directed to the deficiency of existing control system input and output module function test system and method, provides one
Kind control system input and output module device for testing functions, cooperates the test method specially designed, realizes and inputs to control system
Output module functional test improves test automation degree, coverage rate and correctness, reduces tester's labor intensity, simultaneously
Save Auto-Test System investment.
The utility model adopts the following technical solution: a kind of control system input and output module device for testing functions, special
Sign is, including control cabinet, the network switch, High Precision Multimeter, censor key, monitoring computer, the control machine
Cabinet is connect with the network switch both-way communication, the network switch and the monitoring computer bidirectional communication connection, institute
State the output end of control cabinet and the input terminal communication connection of the censor key, the output end of the censor key and institute
The input terminal communication connection of High Precision Multimeter is stated, the control cabinet is connect with the High Precision Multimeter both-way communication；Institute
Communication connection of the network switch for the control cabinet and the monitoring computer is stated, the High Precision Multimeter is for surveying
It measures the output signal in the control cabinet and carries out communication connection with the control cabinet.
As a kind of preferred embodiment, the control cabinet include power module, controller module, module to be tested,
Telecommunications modules, the power module are electrically connected with the controller module, the module to be tested, the telecommunications modules respectively,
The controller module is connected with the module to be tested, the telecommunications modules respectively, the telecommunications modules with it is described high-precision
Multimeter communication connection is spent, reads the measured value from the High Precision Multimeter, the module to be tested includes that analog quantity is defeated
Enter module, analog output module, On-off signal module, output switch parameter module.
As a kind of preferred embodiment, the control cabinet further includes benchmark module, and the benchmark module includes benchmark
Analog input module, benchmark simulation amount output module, reference switches amount inputting modular unit, reference switches amount output module, it is described
Use when benchmark module is for testing single kind module to be tested.
As a kind of preferred embodiment, when testing the analog input module of the module to be tested, the base
The benchmark simulation amount output module of quasi-mode part or the analog output module of the module to be tested and the height
Precision multimeter communication connection, the benchmark simulation amount output module of the benchmark module generate test signal or it is described to
The analog output module generation test signal of test module is transferred to described high-precision in entry loop in series or in parallel
Spend multimeter measurement.
As a kind of preferred embodiment, when testing the analog output module of the module to be tested, the base
The analog input module of quasi-mode part or the analog input module of the module to be tested and the high-precision
Multimeter communication connection, the benchmark simulation amount inputting modular unit of the benchmark module receive test signal or described to be tested
The analog input module of module receives test signal and is transferred to the high-precision ten thousand in entry loop in series or in parallel
It is measured with table.
As a kind of preferred embodiment, when testing the digital quantity inputting modular unit of the module to be tested, the base
The benchmark digital quantity output module of quasi-mode part or the digital output module of module to be tested and the high-precision
Multimeter communication connection, the benchmark digital quantity output module of the benchmark module generate test signal or described to be tested
The digital output module of module generates test signal and is transferred to the high-precision ten thousand in entry loop in series or in parallel
It is measured with table.
As a kind of preferred embodiment, when testing the digital output module of the module to be tested, the base
The benchmark digital quantity inputting modular unit of quasi-mode part or the digital quantity inputting modular unit of module to be tested and the high-precision
Multimeter communication connection, the benchmark digital quantity inputting modular unit of the benchmark module receive test signal or described to be tested
The digital quantity inputting modular unit of module receives test signal and is transferred to the high-precision ten thousand in entry loop in series or in parallel
It is measured with table.
As a kind of preferred embodiment, the monitoring computer is used for the control to the control cabinet, data monitoring
And record.
As a kind of preferred embodiment, the censor key is used to test the module to be tested containing multiple channels
The switching in channel.
The utility model is achieved the utility model has the advantages that first, and the utility model realizes control system input and output module
Automatic test, improves test automation degree, coverage rate and correctness, reduces tester's labor intensity；The utility model master
Automatic control system and mating monitoring system itself function, mating part high-precision meter and switching device are utilized, is realized certainly
Dynamic test mutually, reduces Auto-Test System investment；The test mode of third, the utility model is flexible, can individually test one kind
Module can also test a variety of modules simultaneously, and test process can suspend as needed, continues and stop.
Detailed description of the invention
Fig. 1 is a kind of the whole of the first embodiment of control system input and output module device for testing functions of the utility model
Body circuit structure connection schematic diagram.
Fig. 2 is a kind of four kinds of input and output moulds of control system input and output module device for testing functions of the utility model
The integrated circuit structure connection diagram for the second embodiment that part is tested simultaneously.
Fig. 3 is a kind of four kinds of input and output moulds of control system input and output module function test method of the utility model
The method flow diagram that part is tested simultaneously.
Specific embodiment
Below in conjunction with the drawings and examples in the embodiments of the present invention, to the skill in the utility model embodiment
Art scheme is clearly and completely described, it is clear that and the described embodiments are only a part of the embodiments of the utility model, and
The embodiment being not all of.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creativeness
Every other embodiment obtained, fall within the protection scope of the utility model under the premise of labour.
Embodiment: the analog input of certain control system, analog output, On-off signal and output switch parameter module are same
Shi Jinhang test.
As shown in Figure 1, the utility model provides a kind of control system input and output module function test system, including control
Cabinet, the network switch, High Precision Multimeter, censor key and monitoring computer, the control cabinet includes power module
V1, controller module K1, module T1 to be tested, benchmark module B1 and telecommunications modules M1, power module are the institutes such as controller module
There is module to provide DC power supply；Controller module, acquisition inputting modular unit signal export control instruction to output module after operation,
Simultaneously also control special communication module and with monitoring computer communication；Module to be tested includes analog input module, analog quantity
Output module, On-off signal module and output switch parameter module；Benchmark module is optional, is the qualified mould for having passed through test
Part, including benchmark simulation amount inputting modular unit, benchmark simulation amount output module, reference switches amount inputting modular unit and reference switches amount are defeated
Module out is only used in test single kind module to be tested；Telecommunications modules be used for and High Precision Multimeter carry out serial ports or
Ethernet communication reads measured value；Network switch S1 is for connecting control cabinet and monitoring computer；High Precision Multimeter T1
For measuring the output signal of module to be tested and being communicated with telecommunications modules；Censor key C1 is used for containing multiple logical
The switching of the module TCH test channel to be tested in road；Computer S2 is monitored to be used for control, data monitoring and the record for controlling cabinet.
Preferably, provided by the utility model is a kind of multipurpose function test system, once can individually test single kind
The module to be tested of class can also once test all types of modules to be tested simultaneously, and mainly using control system itself
Software and hardware resources.
Preferably, benchmark simulation amount output module can be used when carrying out test simulation amount inputting modular unit in the utility model
Test signal (individually test) is generated, analog output module to be tested can also be used and generate test signal (test mutually), survey
The exact value of trial signal is measured by the High Precision Multimeter of serial or parallel connection in the loop, and the measurement in multiple channels is switched by channel
Device is completed.
Preferably, when test simulation amount output module, benchmark simulation amount inputting modular unit can be used and receive test signal (individually
Test), analog input module to be tested can also be used and receive test signal (test mutually), test the exact value of signal by going here and there
Connection or High Precision Multimeter measurement in the loop in parallel, the measurement in multiple channels are completed by censor key.
Preferably, when testing digital quantity inputting modular unit, benchmark digital quantity output module can be used and generate test signal (individually
Test), digital output module to be tested can also be used and generate test signal (test mutually).
Preferably, when testing digital output module, benchmark digital quantity inputting modular unit can be used and receive test signal (individually
Test), digital quantity inputting modular unit to be tested can also be used and receive test signal (test mutually).
Preferably, the switching of censor key can be by manual operation, can also be by output switch parameter module to be tested or base
Quasi- output switch parameter module control.
Preferably, monitoring computer will be attached in controller module using itself configuration function under test case, by controlling
Device module controls output module and generates test signal and control signal, obtains the accurate reading of the High Precision Multimeter, and pass
Defeated time monitoring computer data acquisition, record simultaneously generate test report.
As shown in Fig. 2, the present embodiment is configuration mode that is primary while testing all types of modules to be tested automatically, packet
Include control cabinet, the network switch, High Precision Multimeter, censor key and monitoring computer.
The output switch parameter that cabinet includes power module V1, controller module K1, module to be tested is controlled in the present embodiment
Module T1_DO, the analog output module T1_AO of module to be tested, module to be tested analog input module T1_AI, to
The On-off signal module T1_DI and telecommunications modules M1 of module are tested, power module V1 is all modules such as controller module K1
DC power supply is provided；Controller module K1, acquisition inputting modular unit signal export control instruction to output module, simultaneously after operation
Also it controls special communication module M1 and is communicated with monitoring computer S2；The present embodiment does not include optional benchmark module；Communicate mould
Part M1 is used for and High Precision Multimeter T1 carries out serial ports or ethernet communication, reads measured value；Network switch S1 connection control
Controller module K1 and monitoring computer S2 in cabinet；High Precision Multimeter T1 is used to measure the output signal of module to be tested simultaneously
It is communicated with telecommunications modules M1；Censor key C1 is used for the analog input to be tested and analog quantity for containing multiple channels
The switching of output module TCH test channel, in the present embodiment, analog output module output signal to be tested through censor key C1,
By the High Precision Multimeter T1 measurement connected in the loop, it is ultimately sent to analog input module forming circuit to be tested, channel
The switching of switch C1 is controlled by output switch parameter module to be tested, and control signal is sent into On-off signal mould to be tested simultaneously
Part；It monitors computer S2 and is used for the control to control cabinet, data monitoring, record and test report generation.
Four kinds of inputs that Fig. 3 show a kind of control system input and output module function test method of the utility model are defeated
The method flow diagram that module is tested simultaneously out；Altogether include following 7 steps:
Step SS1: starting, and carries out output module, censor key C1, High Precision Multimeter according to module type to be tested
The connection of T1, inputting modular unit and telecommunications modules M1, as shown in Fig. 2, and completing hardware and powering on；
Step SS2: selecting test case in monitoring computer S2, includes analog input module, analog output mould
The configuration of part, On-off signal module, output switch parameter module and telecommunications modules M1, under be attached in controller module K1；
Step SS3: controller module K1 transforming test cases issue control instruction to output module, analog output mould
Channel output test signal (0mA, 4mA, 8mA, 12mA, 16mA, 20mA, 24mA etc.) of part, inputting modular unit receive test
Signal is formed into a loop, and has High Precision Multimeter T1, controller module K1 to acquire the standard of its measurement by telecommunications modules M1 in circuit
Really value；Output switch parameter module and On-off signal module interconnection are tested；
Step SS4: delay 10 seconds selects next channel by output switch parameter module output control channel switch C1, returns
This channel is tested to S3；
Step SS5: returning to step S4, until all lane testings are completed；
Step SS6: monitoring computer S2 will be recorded from the collected data of controller module K1 in above procedure, be divided
It analyses and itself report capability is utilized to generate test report.
Step SS7: test terminates.
During the test can be by monitoring computer monitor test process, and suspend, continue or stop to survey as needed
Examination.
It should be noted that control cabinet, controller module involved in the utility model, telecommunications modules, channel switching
Device, monitoring computer, the hardware entity structure of the network switch itself be it is existing, the core of the utility model is based on control
Connection relationship and test logical order design between the hardware of system processed, on the whole according to control system input and output mould
Part functional test requirement, analyzes the deficiency of existing test macro and test method, is using automatic control system and mating monitoring
Unite it is abundant control, data record and show function, mainly utilize function itself, mating part high-precision meter and channel switching
Device solves the deficiency of existing control system input and output module function test system and method, provides a kind of control system input
Output module device for testing functions cooperates the test method specially designed, realizes and surveys to control system input and output module function
Examination improves test automation degree, coverage rate and correctness, reduces tester's labor intensity, while saving automatic test system
System investment.
The above, only a kind of preferred embodiment of the utility model, but the protection model of the utility model
It encloses and is not limited thereto, anyone skilled in the art within the technical scope disclosed by the utility model, can be light
It is readily conceivable that change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model
It should be based on the protection scope of the described claims.
Claims (9)
1. a kind of control system input and output module device for testing functions, which is characterized in that including controlling cabinet, network exchange
Machine, High Precision Multimeter, censor key, monitoring computer, the control cabinet and the network switch both-way communication connect
It connects, the network switch and the monitoring computer bidirectional communication connection, the output end of the control cabinet and the channel
The input end communication of the input terminal communication connection of switch, the output end of the censor key and the High Precision Multimeter connects
It connects, the control cabinet is connect with the High Precision Multimeter both-way communication；The network switch is used for the control cabinet
With the communication connection of the monitoring computer, the High Precision Multimeter is used to measure the output signal in the control cabinet simultaneously
Communication connection is carried out with the control cabinet.
2. a kind of control system input and output module device for testing functions according to claim 1, which is characterized in that described
Control cabinet includes power module, controller module, module to be tested, telecommunications modules, the power module respectively with the control
Device module processed, the module to be tested, the telecommunications modules electrically connect, the controller module respectively with the die trial to be measured
Part, the telecommunications modules are connected, and the telecommunications modules and the High Precision Multimeter communication connection are read from described high-precision
The measured value of multimeter is spent, the module to be tested includes analog input module, analog output module, On-off signal mould
Part, output switch parameter module.
3. a kind of control system input and output module device for testing functions according to claim 2, which is characterized in that described
Control cabinet further include benchmark module, the benchmark module include benchmark simulation amount inputting modular unit, benchmark simulation amount output module,
Reference switches amount inputting modular unit, reference switches amount output module, the benchmark module is for testing single kind module to be tested
When use.
4. a kind of control system input and output module device for testing functions according to claim 3, which is characterized in that test
When the analog input module of the module to be tested, the benchmark simulation amount output module of the benchmark module or
The analog output module of the module to be tested and the High Precision Multimeter communication connection, the institute of the benchmark module
State the analog output module generation survey that benchmark simulation amount output module generates test signal or the module to be tested
Trial signal is transferred to the measurement of the High Precision Multimeter in entry loop in series or in parallel.
5. a kind of control system input and output module device for testing functions according to claim 3, which is characterized in that test
When the analog output module of the module to be tested, the analog input module or described of the benchmark module
The analog input module of module to be tested and the High Precision Multimeter communication connection, the base of the benchmark module
Quasi-mode analog quantity inputting modular unit receives test signal or the analog input module of the module to be tested receives test letter
The High Precision Multimeter measurement number being transferred in entry loop in series or in parallel.
6. a kind of control system input and output module device for testing functions according to claim 3, which is characterized in that test
When the On-off signal module of the module to be tested, the reference switches amount output module of the benchmark module or
The output switch parameter module of module to be tested and the High Precision Multimeter communication connection, the base of the benchmark module
Quasi- output switch parameter module generates test signal or the output switch parameter module of the module to be tested generates test letter
The High Precision Multimeter measurement number being transferred in entry loop in series or in parallel.
7. a kind of control system input and output module device for testing functions according to claim 3, which is characterized in that test
When the output switch parameter module of the module to be tested, the reference switches amount inputting modular unit of the benchmark module or
The On-off signal module of module to be tested and the High Precision Multimeter communication connection, the base of the benchmark module
Quasi- On-off signal module receives test signal or the On-off signal module of the module to be tested receives test letter
The High Precision Multimeter measurement number being transferred in entry loop in series or in parallel.
8. a kind of control system input and output module device for testing functions according to claim 1, which is characterized in that described
Computer is monitored to be used for control, data monitoring and the record for controlling cabinet.
9. a kind of control system input and output module device for testing functions according to claim 1, which is characterized in that described
Censor key is used for the switching to the module TCH test channel to be tested containing multiple channels.
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| CN201821788080.1U CN209496280U (en) | 2018-11-01 | 2018-11-01 | A kind of control system input and output module device for testing functions |
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| CN201821788080.1U CN209496280U (en) | 2018-11-01 | 2018-11-01 | A kind of control system input and output module device for testing functions |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109358604A (en) * | 2018-11-01 | 2019-02-19 | 南京国电南自维美德自动化有限公司 | A kind of control system input and output module device for testing functions and test method |
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2018
- 2018-11-01 CN CN201821788080.1U patent/CN209496280U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109358604A (en) * | 2018-11-01 | 2019-02-19 | 南京国电南自维美德自动化有限公司 | A kind of control system input and output module device for testing functions and test method |
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