CN2615786Y - Modular field signal interface fastener for dispersion controlling system - Google Patents
Modular field signal interface fastener for dispersion controlling system Download PDFInfo
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- CN2615786Y CN2615786Y CN 03230509 CN03230509U CN2615786Y CN 2615786 Y CN2615786 Y CN 2615786Y CN 03230509 CN03230509 CN 03230509 CN 03230509 U CN03230509 U CN 03230509U CN 2615786 Y CN2615786 Y CN 2615786Y
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Abstract
The utility model discloses a modular field signal interface card used for distributed controlling system, wherein the distributed controlling system comprises input/output modules and an intermediate terminal counter, and the modular field signal interface card comprises an interface switching board and terminal boards. The utility model utilizes a certain terminal board which is corresponding to the signal type to coordinate with a certain input/output module type. Each terminal board is draw-out connected with a corresponding switching board through prefabricating cables. And the interfaces between the input/output modules and field signal interfaces are standard interfaces. The standard connections between the input/output modules and the switching boards are according to the type of the module. The terminal board comprises all the input / output channels of a certain type input/output module and connection terminals of field signal. The utility model reduces the connection workload of the working sense and prevents errors caused by human factors as much as possible. The utility model also has the advantages of convenient design changes of the input/output signal, easier to maintain and error checking, significant savings in manpower and shorter construction period.
Description
Technical field
The utility model relates to a kind of modular point signaling interface fastener that is used for scattered control system.
Background technology
Scattered control system (DCS) is to be widely used in various industrial automation process control system, it gathers a large amount of commercial production real time datas, and on the basis of these data, calculate the control corresponding instruction by controller, output to corresponding topworks at last to reach the purpose of industrial production automation control.Now, the producer of production scattered control system has reached more than hundreds of families, and the type of product is also varied.But all control system all must be finished before coming into operation with the cable of a large amount of on-site signals and topworks and be connected work.With a medium-sized fuel-burning power plant is example, and on-site signal and topworks reach 6000 more than, then nearly 10000 of the cable that is connected with control system.How so a large amount of cables connects accurately at installation phase, and wants to safeguard easily and debugging that this is the technical matters that will solve that traditional mode of connection faces in the long-term production operational process afterwards.
T-XP scattered control system with Siemens production is traditional coiling, the line ball signal connected mode of example explanation Siemens Company.On-site signal to the mode of connection of I/O module as shown in Figure 1, the I/O module of Siemens system inserts in the input/output cards cage of control rack, the coiling pin that links to each other with the I/O fastener is arranged at the back side of input/output cards cage, after the hardware design of a project and the work of I/O row card are finished, can will block cage coiling pin according to the engineering connection table in factory and be connected on the SAE (signal allocation piece) in control rack left side, the cable winding gun of this process need special use is finished.SAE (signal allocation piece) is made up of 64 road connection terminal pieces one by one, and its connected mode that will wind the line converts on-the-spot line ball connected mode to.Simple terminal is housed in the intermediate terminal cabinet, and it will connect the screw connecting mode that converts to regard to earth signal from the line ball that switch board SAE (signal allocation piece) comes.After switch board and intermediate terminal cabinet are transported to on-the-spot and installation in position, use special-purpose line ball rifle to finish SAE (signal allocation piece) to the connection of intermediate terminal cabinet from switch board.
This method exists following shortcoming:
The space is limit in the controlled cabinet, SAE (signal allocation piece) the terminal block limited amount that can install, all I/O passages of every I/O module all can not be drawn, the passage that uses in the design can only be drawn, so every type the pairing SAE of module (signal allocation piece) the coiling criteria of right and wrong, and before winding the line, require all I/O designs to finish substantially, and bigger change can not be arranged again.
The line ball work of stube cable can only be carried out at the scene between switch board and the terminal cabinet, and the work on the spot amount is big, man-hour is long.
Be subjected to the line ball rifle, the restricted number of specific purpose tools such as air compressor machine, field wiring work can not drop into a lot of manpowers and carry out simultaneously.So the duration is longer.
The terminal row of I/O measuring point is arranged non-standard, and searching of on-site signal bothers.The maintenance work difficulty.
The utility model content
The purpose of this utility model is to provide a kind of modular point signaling interface fastener that is used for scattered control system, make things convenient for the design alteration of input/output signal, no matter make at installation phase still to be that the maintenance phase of day-to-day operation all can reach remarkable saving manpower, reduction of erection time and the effect of debugging fast.
A kind of modular point signaling interface fastener that is used for scattered control system provided by the utility model, a kind of modular point signaling interface fastener that is used for scattered control system, this scattered control system comprises I/O module and intermediate terminal cabinet, the I/O module of described on-site signal interface fastener and this scattered control system is used, finish being connected of on-site signal and control system, it is characterized in that, described on-site signal interface fastener comprises interface card extender and terminal strip, and; The interface card extender carries out standard with the I/O module according to the module type and is connected, terminal strip is loaded in the intermediate terminal cabinet, every I/O module correspondence is used one and the corresponding terminal strip of its type, comprise all signalling channels of its continuous module and the connection terminal of on-site signal on the terminal strip, described interface card extender carries out plug-in with terminal strip by pre-fabricated electric cables and is connected, wherein: the interface card extender comprises printed circuit board (PCB) and goes up the cable socket of installing, the coiling pin, the annexation between them is: the coiling pin is connected to cable socket by the P.e.c. on the printed circuit board (PCB); Terminal strip comprises and being printed on and the printed circuit board (PCB) of the corresponding P.e.c. of signal type and go up cable socket, the connection terminal of installing that the annexation between them is: connection terminal is connected to cable socket by P.e.c..
The above-mentioned modular point signaling interface fastener that is used for scattered control system, wherein: what be printed on the terminal strip with the corresponding P.e.c. of signal type can be: 4-20mA input signal P.e.c..
The above-mentioned modular point signaling interface fastener that is used for scattered control system, wherein: what be printed on the terminal strip with the corresponding P.e.c. of signal type can be: thermopair/thermal resistance signal P.e.c..
The above-mentioned modular point signaling interface fastener that is used for scattered control system, wherein: what be printed on the terminal strip with the corresponding P.e.c. of signal type can be: switching value input signal P.e.c..
The above-mentioned modular point signaling interface fastener that is used for scattered control system, wherein: what be printed on the terminal strip with the corresponding P.e.c. of signal type can be: some device drives P.e.c..
The above-mentioned modular point signaling interface fastener that is used for scattered control system, wherein: what be printed on the terminal strip with the corresponding P.e.c. of signal type can be: conditioning equipment drives P.e.c. continuously.
The above-mentioned modular point signaling interface fastener that is used for scattered control system, wherein: what be printed on the terminal strip with the corresponding P.e.c. of signal type can be: 4-20mA output signal P.e.c..
The above-mentioned modular point signaling interface fastener that is used for scattered control system, wherein: what be printed on the terminal strip with the corresponding P.e.c. of signal type can be: switching value output P.e.c..
The above-mentioned modular point signaling interface fastener that is used for scattered control system, wherein: what be printed on the terminal strip with the corresponding P.e.c. of signal type can be: failure safe type output P.e.c..
The utility model connects the connected mode that reduces several standards according to the I/O fastener type of scattered control system with the signal of a large amount of chaotic in scene, and uses for on-site signal for every kind of standard connected mode is equipped with corresponding terminal strip.Terminal strip adopts unified pre-fabricated electric cables to be connected with control system.Like this, when control system and terminal strip (being loaded in the terminal cabinet) at the scene behind the installation in position, it all no longer is the connection of chaotic and the simple plug-in that becomes between pre-fabricated electric cables and the normal end daughter board connects that all signal cable connects, thereby significantly reduced on-the-spot wiring workload and prevented the mistake that human factor causes to greatest extent, made things convenient for the design alteration of input/output signal.And, in daily production run, also be easier to safeguard and debugging, and significantly save manpower and reduction of erection time because all connections all are clocklike according to the connection of various standard signal types.
Description of drawings
Fig. 1 is the structural representation that the T-XP scattered control system of traditional Siemens is connected with on-site signal;
Fig. 2 is the structural representation that the utility model is used for the modular point signaling interface mode of scattered control system;
Fig. 3 is the example structure synoptic diagram of interface card extender of the present utility model;
Fig. 4 is first embodiment (4-20mA input signal) structural representation of terminal strip of the present utility model;
Fig. 5 is second embodiment (thermopair/thermal resistance signal) structural representation of terminal strip of the present utility model;
Fig. 6 is the 3rd embodiment (switching value input signal) structural representation of terminal strip of the present utility model;
Fig. 7 is the 4th embodiment (5 device drives) structural representation of terminal strip of the present utility model;
Fig. 8 is the 5th embodiment (8 device drives) structural representation of terminal strip of the present utility model;
Fig. 9 is the 6th embodiment (conditioning equipment the drives continuously) structural representation of terminal strip of the present utility model;
Figure 10 is the 7th embodiment (4-20mA output signal) structural representation of terminal strip of the present utility model;
Figure 11 is the 8th embodiment (switching value output signal) structural representation of terminal strip of the present utility model;
Figure 12 is the 9th embodiment (the failure safe type output signal) structural representation of terminal strip of the present utility model;
Embodiment
As shown in Figure 2, the modular point signaling interface fastener that the utility model is used for scattered control system is the weak point of the traditional wired mode that adopts at Siemens, and in conjunction with the actual conditions of site operation, employed modular point signal connected mode, major advantage:
1. I/O module and on-site signal nuclear interface standardizing
2. for various types of I/O modules, define a kind of terminal strip respectively, this terminal strip has comprised all input/output signal connection terminals of this I/O module.
3. I/O module coiling standardization
4. every corresponding interface card extender of I/O module according to the purposes of module, is reduced to module the pattern of several standards to the coiling of card extender.
5. make things convenient for the design alteration of input/output signal
6. cable standardization between cabinet is simplified site operation, shortens on-site construction time
7. make things convenient for the maintenance of on-site signal
The concrete step of implementing is:
1. remove original SAE (signal allocation piece) in the T-XP switch board, replace with interface card extender of the present invention.After finishing, the preliminary hardware design of a project can begin the coiling between card cage back side coiling pin and the card extender, card extender is different with former Siemens SAE (signal allocation piece) connected mode, and to be it be converted to D type plug mode rather than line ball connected mode with the winding mode of I/O module, like this behind switch board and intermediate terminal cabinet scene of being transported to and installation in position, just can use simple pre-fabricated electric cables to carry out plug-in and connect, need not any specific purpose tool and complicated wiring diagram.Card extender is general for all I/O modules, and the coiling table is the same to congener fastener, is not subjected to the influence of concrete engineering input/output signal.The winding mode of the corresponding a kind of standard of dissimilar I/O modules.
2. be equipped with in the intermediate terminal cabinet and the corresponding terminal strip of I/O module, comprise all I/O passages of this type I/O module on the terminal strip.Card extender in terminal strip and the switch board is connected by pre-fabricated electric cables (D type plug mode).Pre-fabricated electric cables is to all I/O
Module is all general.Terminal strip is that screw is connected with the connected mode of input/output signal on the spot.Be connected to example with Siemens's T-XP system signal, card extender and terminal strip schematic diagram are described.
Mode according to different signal types and signal arrangement, the utility model comprises 10 modules altogether, be respectively: the interface card extender, 4-20mA input signal (FUM230) terminal strip, thermopair/thermal resistance signal (FUM232) terminal strip, switching value input signal (FUM310,210) terminal strip, 5 device drives (FUM2105 equipment) terminal strip, 8 device drives (FUM2108 equipment) terminal strip, continuous conditioning equipment (FUM280) terminal strip, 4-20mA output signal (FUM531) terminal strip, switching value output (FUM511) terminal strip, failure safe type output (FUM360) terminal strip.They are combined together use can finish being connected of all Siemens T-XP system I/O modules and on-site signal.These modules all are made up of D type socket, phoenix terminal row, printed circuit board (PCB).Various P.e.c. has determined different signal types of service.The purposes of every kind of module is described with diagramatic way below.
As shown in Figure 3, the interface card extender comprises coiling pin 11, D type socket 12, printed circuit board (PCB) 13.
This card extender is a general module, and all terminal strips cited below all will be used with it, and its effect is the connection that the no sequential signal on Siemens's I/O module is connected the D type socket mode of the standard that changes into.Use for various terminal strip.It substitutes the SAE (signal allocation piece) in the former Siemens T-XP system and is installed in the control rack, be connected on the coiling pin 11 of this card extender from the Siemens I/O fastener back side by coiling, coiling pin 11 is connected by the P.e.c. on the P.e.c. 13 with D type socket 12 again, thereby the unordered hash from Siemens's I/O fastener is changed into the D type socket connected mode of standard according to certain rule.So just can use the pre-fabricated electric cables of D type plug, the connection when conveniently installing at the scene.
As shown in Figure 4, model is that 4-20mA input signal (FUM230) terminal strip comprises signal terminal row 21, D type socket 22, printed circuit board (PCB) 23, jumper switch 24.
The on-site signal that this terminal strip is used for the Siemens 4-20mA of T-XP system signal fastener FUM230 connects.The signal that can connect 16 tunnel scenes at most.The pre-fabricated electric cables that comes from card extender is connected to D type socket 22, and is assigned on the terminal row 21 by printed circuit board (PCB) 23, and on-site signal just can very regular being connected on the terminal row.Also having added a jumper switch 24 for each road signal on this plate, can be the active or passive different setting of carrying out according to on-site signal easily.
As shown in Figure 5, model is that thermopair/thermal resistance signal (FUM232) terminal strip comprises double-deck signal terminal row 31, D type socket 32, printed circuit board (PCB) 33.
The on-site signal that this terminal strip is used for Siemens T-XP system thermal resistance/thermocouple signal fastener FUM232 connects.The signal that can connect 28 tunnel scenes at most.The pre-fabricated electric cables that comes from card extender is connected to D type socket 32, and is assigned on the terminal row 31 by the P.e.c. on 33, and on-site signal just can very regular being connected on the terminal row.28 road signals can be connect when this terminal strip connects thermopair, 14 road signals can be connect when connecing the thermal resistance of 4 line systems.
As shown in Figure 6, model is that switching value input signal (FUM310,210) terminal strip comprises double-deck signal terminal row 41, D type socket 42, printed circuit board (PCB) 43.
The on-site signal that this terminal strip is used for Siemens T-XP system switching amount signal fastener FUM310 or FUM210 (DI) connects.The signal that can connect 28 tunnel scenes at most.The pre-fabricated electric cables that comes from card extender is connected to D type socket 42, and is assigned on the terminal row 41 by P.e.c. 43, and on-site signal just can very regular being connected on the terminal row.16 road signals can be connect when this terminal strip meets FUM310,28 road signals can be connect when meeting FUM210 (DI).
As shown in Figure 7, model be that 5 device drives (FUM2105 equipment) terminal strip comprises, double-deck signal terminal row 51, D type socket 52, printed circuit board (PCB) 53.
The on-site signal that this terminal strip is used for Siemens T-XP system equipment control fastener FUM210 (5 equipment) connects.Input, the output signal that can connect 5 field apparatuss at most.The pre-fabricated electric cables that comes from card extender is connected to D type socket 52, and is assigned on the terminal row 51 by the P.e.c. on 53, and on-site signal just can very regular being connected on the terminal row.This terminal strip left side connects the feedback signal of field apparatus, and the right side then connects the control output signal of equipment.
As shown in Figure 8, model be that 8 device drives (FUM2108 equipment) terminal strip comprises, double-deck signal terminal row 61, D type socket 62, printed circuit board (PCB) 63.
The on-site signal that this terminal strip is used for Siemens T-XP system equipment control fastener FUM210 (8 equipment) connects.Input, the output signal that can connect 8 field apparatuss at most.The pre-fabricated electric cables that comes from card extender is connected to D type socket 62, and is assigned on the terminal row 61 by P.e.c. 63, and on-site signal just can very regular being connected on the terminal row.This terminal strip left side connects the feedback signal of field apparatus, and the right side then connects the control output signal of equipment.
As shown in Figure 9, model is that continuous conditioning equipment (FUM280) terminal strip comprises double-deck signal terminal row 71, D type socket 72, printed circuit board (PCB) 73, jumper switch 74.
The on-site signal that this terminal strip is used for Siemens T-XP system equipment control fastener FUM280 connects.Input, the output signal that can connect 4 field apparatuss at most.The pre-fabricated electric cables that comes from card extender is connected to D type socket 72, and is assigned on the terminal row 71 by P.e.c. 73, and on-site signal just can very regular being connected on the terminal row.This terminal strip also is furnished with the signal-powered mode of input 4-20Ma and selects wire jumper 4, can select according to signal easily.
As shown in figure 10, model is that 4-20mA output signal (FUM531) terminal strip comprises signal terminal row 81, D type socket 82, printed circuit board (PCB) 83.
The on-site signal that this terminal strip is used for the Siemens 4-20mA of T-XP system I/O fastener FUM531 connects.Can connect the 4-20mA input at 4 scenes and the 4-20mA output signal at 4 scenes at most.The pre-fabricated electric cables that comes from card extender is connected to D type socket 82, and is assigned on the terminal row 81 by the P.e.c. on 83, and one of this terminal strip can connect 2 FUM531 fasteners.
As shown in figure 11, model switching value output (FUM511) terminal strip comprises signal terminal row 91, D type socket 92, printed circuit board (PCB) 93.
The on-site signal that this terminal strip is used for Siemens T-XP system switching amount I/O fastener FUM511 connects.Can connect at most 16 scenes switching value input and, the switching value output signal at 16 scenes.The pre-fabricated electric cables that comes from card extender is connected to D type socket 92, and is assigned on the terminal row 91 by printed circuit board (PCB) 93, and this terminal strip left side connects input signal, and the right side connects output signal.
As shown in figure 12, model is arranged (phoenix) 101, D type socket 102, printed circuit board (PCB) 103 for failure safe type output (FUM360) terminal strip comprises double-deck signal terminal.
The on-site signal that this terminal strip is used for Siemens T-XP system failure safety-type on-off output card spare FUM360 connects.The switching value output signal that can connect 24 scenes at most.The pre-fabricated electric cables that comes from card extender is connected to D type socket 102, and is assigned on the terminal row 101 by P.e.c. 103.
Through field practice, prove that this programme has the following advantages:
1. the interior installation of instrument factory, convenient test
Because every type I/O module is fixed to the winding mode of change-over panel, so as long as define mould Module can be carried out to the coiling work of keyset in the mounting groove position of part in switch board. And in the same fastener The increase and decrease of I/O measuring point does not affect the coiling work of module. Compare and to define originally that all are defeated Enter/just can wind the line behind the passage of output signal, shortened the duration of device fabrication. And carrying out passage surveys During examination, only need to have added signal at terminal board and get final product, need not arrive again on the SAE (signal allocation block) one by one Search wire winding needle, greatly shortened the time of In-Plant Test.
2. site operation is convenient, and installation period shortens
By the original mode of connection, when the DCS system control cabinet of a 300MW unit is constructed with the wiring of switching cabinet Between be roughly 200 day for human beings; Adopt this programme, only need about 50 day for human beings. And owing to need not specific purpose tool, Can many people construct simultaneously, the duration can foreshorten to minimum.
3. I/O is revised conveniently
Because all input/output signals of I/O module have been received terminal board, at the I/O module Leave under the prerequisite of enough alternate channels, the alternate channel that the measuring point of increase only need be received terminal board gets final product, and does not have Any wiring in the palpus change control cabinet has increased the flexibility of system.
4. on-site signal is easy to maintenance
Because every type I/O module has its corresponding terminal board, so as long as know the end of certain measuring point Daughter board position and channel number just are easy to find corresponding binding post, the relatively original mode of connection, side Just many.
Claims (9)
1. modular point signaling interface fastener that is used for scattered control system, this scattered control system comprises I/O module and intermediate terminal cabinet, the I/O module of described on-site signal interface fastener and this scattered control system is used, finish being connected of on-site signal and control system, it is characterized in that, described on-site signal interface fastener comprises interface card extender and terminal strip, and;
The interface card extender carries out standard with the I/O module according to the module type and is connected, terminal strip is loaded in the intermediate terminal cabinet, every I/O module correspondence is used one and the corresponding terminal strip of its type, comprise all signalling channels of its continuous module and the connection terminal of on-site signal on the terminal strip, described interface card extender carries out plug-in with terminal strip by pre-fabricated electric cables and is connected, wherein:
The interface card extender comprises printed circuit board (PCB) and goes up cable socket, the coiling pin of installing that the annexation between them is: the coiling pin is connected to cable socket by the P.e.c. on the printed circuit board (PCB);
Terminal strip comprises and being printed on and the printed circuit board (PCB) of the corresponding P.e.c. of signal type and go up cable socket, the connection terminal of installing that the annexation between them is: connection terminal is connected to cable socket by P.e.c..
2. a kind of modular point signaling interface fastener that is used for scattered control system according to claim 1 is characterized in that: what be printed on the described terminal strip with the corresponding P.e.c. of signal type can be: 4-20mA input signal P.e.c..
3. a kind of modular point signaling interface fastener that is used for scattered control system according to claim 1 is characterized in that: what be printed on the described terminal strip with the corresponding P.e.c. of signal type can be: thermopair/thermal resistance signal P.e.c..
4. a kind of modular point signaling interface fastener that is used for scattered control system according to claim 1 is characterized in that: what be printed on the described terminal strip with the corresponding P.e.c. of signal type can be: switching value input signal P.e.c..
5. a kind of modular point signaling interface fastener that is used for scattered control system according to claim 1 is characterized in that: what be printed on the described terminal strip with the corresponding P.e.c. of signal type can be: some device drives P.e.c..
6. a kind of modular point signaling interface fastener that is used for scattered control system according to claim 1 is characterized in that: what be printed on the described terminal strip with the corresponding P.e.c. of signal type can be: conditioning equipment drives P.e.c. continuously.
7. a kind of modular point signaling interface fastener that is used for scattered control system according to claim 1 is characterized in that: what be printed on the described terminal strip with the corresponding P.e.c. of signal type can be: 4-20mA output signal P.e.c..
8. a kind of modular point signaling interface fastener that is used for scattered control system according to claim 1 is characterized in that: what be printed on the described terminal strip with the corresponding P.e.c. of signal type can be: switching value output P.e.c..
9. a kind of modular point signaling interface fastener that is used for scattered control system according to claim 1 is characterized in that: what be printed on the described terminal strip with the corresponding P.e.c. of signal type can be: failure safe type output P.e.c..
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03230509 CN2615786Y (en) | 2003-04-21 | 2003-04-21 | Modular field signal interface fastener for dispersion controlling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03230509 CN2615786Y (en) | 2003-04-21 | 2003-04-21 | Modular field signal interface fastener for dispersion controlling system |
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| CN2615786Y true CN2615786Y (en) | 2004-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 03230509 Expired - Lifetime CN2615786Y (en) | 2003-04-21 | 2003-04-21 | Modular field signal interface fastener for dispersion controlling system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102545067A (en) * | 2012-02-17 | 2012-07-04 | 北京捷聪科技有限公司 | Network terminal cabinet system for distributed control system (DCS) instruction |
| CN102593678A (en) * | 2012-03-06 | 2012-07-18 | 华中科技大学 | High-performance signal adapter plate |
| CN111045405A (en) * | 2019-12-16 | 2020-04-21 | 上海新华控制技术集团科技有限公司 | Switching value switching output terminal board |
| CN111273599A (en) * | 2018-12-05 | 2020-06-12 | 汉能移动能源控股集团有限公司 | Control system and control cabinet |
| CN114518724A (en) * | 2022-01-28 | 2022-05-20 | 弥费实业(上海)有限公司 | Communication device and communication mode suitable for AMHS |
-
2003
- 2003-04-21 CN CN 03230509 patent/CN2615786Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102545067A (en) * | 2012-02-17 | 2012-07-04 | 北京捷聪科技有限公司 | Network terminal cabinet system for distributed control system (DCS) instruction |
| CN102593678A (en) * | 2012-03-06 | 2012-07-18 | 华中科技大学 | High-performance signal adapter plate |
| CN102593678B (en) * | 2012-03-06 | 2014-06-18 | 华中科技大学 | High-performance signal adapter plate |
| CN111273599A (en) * | 2018-12-05 | 2020-06-12 | 汉能移动能源控股集团有限公司 | Control system and control cabinet |
| CN111045405A (en) * | 2019-12-16 | 2020-04-21 | 上海新华控制技术集团科技有限公司 | Switching value switching output terminal board |
| CN114518724A (en) * | 2022-01-28 | 2022-05-20 | 弥费实业(上海)有限公司 | Communication device and communication mode suitable for AMHS |
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Owner name: XINHUA CONTROL ENGINEERING CO., LTD. Free format text: FORMER OWNER: SHANGHAI XINHUA CONTROL TECHNOLOGY (GROUP) CO., LTD. Effective date: 20050513 |
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Effective date of registration: 20050513 Address after: 200245 No. 160, Wen Jing Road, Shanghai, Minhang District Patentee after: Xinhua Control Engineering Co., Ltd. Address before: 200240 No. 160, Wen Jing Road, Minhang Economic Development Zone, Shanghai, China Patentee before: Xinhua Control Tech. (Group) Co., Ltd., Shanghai |
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Expiration termination date: 20130421 Granted publication date: 20040512 |