CN203014109U - Communication connector of Siemens USB/MPI adapter and numerical control system - Google Patents
Communication connector of Siemens USB/MPI adapter and numerical control system Download PDFInfo
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- CN203014109U CN203014109U CN 201220619662 CN201220619662U CN203014109U CN 203014109 U CN203014109 U CN 203014109U CN 201220619662 CN201220619662 CN 201220619662 CN 201220619662 U CN201220619662 U CN 201220619662U CN 203014109 U CN203014109 U CN 203014109U
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- 238000004891 communication Methods 0.000 title claims abstract description 53
- 230000035807 sensation Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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Abstract
The utility model discloses a communication connector of a Siemens USB/MPI adapter and a numerical control system. The communication connector comprises a first nine-hole plug, a second nine-hole plug and an eight-core communication cable. Third ends, fourth ends, fifth ends, sixth ends, eighth ends and ninth ends of the first nine-hole plug and the second nine-hole plug are directly connected through six core wires in the eight-core communication cable. A second end and a seventh end of the first nine-hole plug are connected with a 24V power supply end of a power supply module of the numerical control system through two core wires in the eight-core communication cable. A first end of the second nine-hole plug is grounded. The connector is connected between a nine-pin socket of the adapter and a nine-pin socket of a CPU control module of the numerical control system, so as to realize communication connection between a PC machine and the numerical control system. The versatility of the communication connection between the PC machine and the numerical control system is improved, and the connection cost is reduced.
Description
Technical field
The utility model relates to the communication connector of a kind of Siemens USB/MPI adapter and digital control system.
Background technology
The automated production of Siemens Company is used very extensive in Industry Control, mention automated production and just must mention step 7 softwares, and step 7 softwares is exactly a unavoidable problem with communicating by letter of 840d digital control system CPU control module.Siemens USB/MPI adapter is Siemens PC adapter USB adapter, and general computer all has been equipped with the RS232 serial ports, and mostly the product of Siemens Company is the subnet of mpi or profibus, so the conversion of communication protocol is inevitable.
Because the conversion of communication protocol is inevitable, the pc adapter is exactly a series products wherein, uses the RS232 agreement between computer and adapter, and baud rate is 19.2kbps or 38.4kbps; And use mpi or dp agreement between this adapter and digital control system, baud rate can reach 187.5kbps or 1.5mbps.Siemens PC adapter USB adapter is as the early stage Step7 300 of Siemens Company and the communication connector between PC, and price is more cheap, and the one end is USB interface, and the other end is the nine kinds of needles socket.Realize communication contact by Siemens's CP5512 address card between general PC and digital control system CPU control module, this address card price is higher; This address card PC card slot (32 of CardBus) that must insert PC just can use in addition, to carry out the MPI communication of PROFIBUS and SIMATIC S7.And along with development in science and technology, be eliminated gradually with the PC of PC card slot, what replace gradually is more USB interface.Therefore the use of Siemens CP5512 address card lack versatility and cost higher, be connected with communication between digital control system CPU control module nine kinds of needles socket because the characteristic of Siemens PC adapter USB adapter itself also can't be directly used in the PC USB interface simultaneously.
Summary of the invention
Technical problem to be solved in the utility model is to provide the communication connector of a kind of Siemens USB/MPI adapter and digital control system, utilize this connector to connect between this adapter nine kinds of needles socket and digital control system CPU control module nine kinds of needles socket, realize the communication contact of PC and digital control system, improve the versatility of PC and digital control system communication contact, reduced link cost.
for solving the problems of the technologies described above, the communication connector of the utility model Siemens USB/MPI adapter and digital control system comprises the one or nine hole plug, the two or nine hole plug and eight core communication cables, the 3rd end of described the one or nine hole plug and the two or nine hole plug, the 4th end, five terminal, the 6th end, adopt the six roots of sensation heart yearn in described eight core communication cables directly to connect between the 8th end and the 9th end, the second end of described the one or nine hole plug and the 7th end adopt two heart yearns in described eight core communication cables to connect the 24V power end of numerical control system electric power modules, the first end ground connection of described the two or nine hole plug.
because the communication connector of the utility model Siemens USB/MPI adapter and digital control system has adopted technique scheme, be that this communication connector comprises the one or nine hole plug, the two or nine hole plug and eight core communication cables, the 3rd end of the one or nine hole plug and the two or nine hole plug, the 4th end, five terminal, the 6th end, adopt the six roots of sensation heart yearn in eight core communication cables directly to connect between the 8th end and the 9th end, the second end of the one or nine hole plug and the 7th end adopt two heart yearns in eight core communication cables to connect the 24V power end of numerical control system electric power modules, the first end ground connection of the two or nine hole plug.This connector connects between this adapter nine kinds of needles socket and digital control system CPU control module nine kinds of needles socket, realizes the communication contact of PC and digital control system, has improved the versatility of PC and digital control system communication contact, has reduced link cost.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and embodiments:
Fig. 1 is the communication connector schematic diagram of the utility model Siemens USB/MPI adapter and digital control system;
Fig. 2 is the line schematic diagram of this communication connector.
Embodiment
as depicted in figs. 1 and 2, the communication connector of the utility model Siemens USB/MPI adapter and digital control system comprises the one or nine hole plug 1, the two or nine hole plug 2 and eight core communication cables 3, the 3rd end of described the one or nine hole plug 1 and the two or nine hole plug 2, the 4th end, five terminal, the 6th end, adopt the six roots of sensation heart yearn in described eight core communication cables 3 directly to connect between the 8th end and the 9th end, the second end of described the one or nine hole plug 1 and the 7th end adopt two heart yearns in described eight core communication cables 3 to connect the 24V power end of numerical control system electric power modules 4, the first end ground connection of described the two or nine hole plug 2.
Through the further investigation to Siemens PC adapter USB adapter internal interface, find to adopt common RS232 communication connector directly to connect the nine kinds of needles socket of numerical control system CPU control module and this adapter, this PC adapter USB adapter can't be worked.Because the mpi mouth of digital control system CPU control module can not directly offer the needed 24v power supply of this adapter work, in the plug that connects numerical control system CPU control module, No. 2 and No. 7 pins unsettled, and the 24V power end that these two unsettled pin are this adapter is so adapter can't be worked.This causes adopting inexpensive adapter to realize communication, can only adopt alternate manner as adopting the cp5611 address card, but this has improved cost and PC and need have pc card slot and just can use.Digital control system CPU control module interface has two mpi interfaces, and the transmission rate that one of them supports 1.5mbps can be used for and being connected of adapter, and Siemens is called the OPI interface, and another connects PG/PC, the transmission rate of its support 187.5kbps.Therefore only being required to be this adapter provides the 24V power supply can realize communication to substitute common RS232 communication connector.This communication connector two ends adopt nine kinds of needles pass plug to be complementary with the socket of this adapter and the socket of digital control system CPU control module interface, wherein connect in the plug of this adapter one end, No. 2 and No. 7 pins weld two lines, be used for external 24v DC power supply, supply with this adapter, consulting the digital control system handbook, the power module of digital control system has the 24V power supply, so just obtain the DC power supply of 24V, need not to be equipped with in addition power transformer.
Just can adopt Siemens's PC adapter USB adapter to realize that digital control system and PC carry out communication, realize program backup/recovery, the functions such as failure diagnosis by this communication connector.Can substitute the high-end communications adapter of Siemens, as Siemens network interface card CP5711, CP5512, in the situation that do not increase investment, obtain the major function of Siemens high-end network interface card CP5711 CP5512.This communication connector is easy to make, and is cheap, avoided buying high spare part, even purchased less than the phenomenon that causes high equipment downtime.Greatly reduce spare parts cost, reduce the equipment fault time.
adopt the communication connector for after adapter provides the 24V power supply, adapter can work, then can onlinely by software, interface parameters be set, namely choose " set pg/pc interface " from control panel, select from " access point of the application " drop-down list box " s7online ", is furnished with the profibus interface on the ccu of some digital control systems, so " interface parameter assignment " parameter both can be selected " pc adapter (mpi) ", can select again " pc adapter (profibus) ".Then entering the interface parameters picture, click " properties " button and enter the interface parameters picture, is the label of [local connection], and it arranges the parameter of rs232 agreement.Transmission speed wherein have 19200 and 38400 these two optional, its settings must be consistent with the velocity amplitude that the toggle switch of this adapter arranges, otherwise communication can be undesired, must note checking the position of toggle switch.The mpi protocol parameter is set, the mpi label arranges the mpi protocol parameter, wherein key parameter is two of address and transmission speeds, the mpi address of Siemens System acquiescence pg/pc is " 0 ", the speed that the transmission speed value is supported by the mpi interface of the digital control system that connects is determined, is generally 187.5kbps or 1.5mbps.After completing above-mentioned work, can realize communication between PC and digital control system by this adapter.
Claims (1)
1. the communication connector of a Siemens USB/MPI adapter and digital control system, it is characterized in that: described communication connector comprises the one or nine hole plug, the two or nine hole plug and eight core communication cables, the 3rd end of described the one or nine hole plug and the two or nine hole plug, the 4th end, five terminal, the 6th end, adopt the six roots of sensation heart yearn in described eight core communication cables directly to connect between the 8th end and the 9th end, the second end of described the one or nine hole plug and the 7th end adopt two heart yearns in described eight core communication cables to connect the 24V power end of numerical control system electric power modules, the first end ground connection of described the two or nine hole plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220619662 CN203014109U (en) | 2012-11-21 | 2012-11-21 | Communication connector of Siemens USB/MPI adapter and numerical control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220619662 CN203014109U (en) | 2012-11-21 | 2012-11-21 | Communication connector of Siemens USB/MPI adapter and numerical control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203014109U true CN203014109U (en) | 2013-06-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220619662 Expired - Fee Related CN203014109U (en) | 2012-11-21 | 2012-11-21 | Communication connector of Siemens USB/MPI adapter and numerical control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203014109U (en) |
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2012
- 2012-11-21 CN CN 201220619662 patent/CN203014109U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20201121 |