CN2916715Y - Programmable controller - Google Patents
Programmable controller Download PDFInfo
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- CN2916715Y CN2916715Y CN 200620006682 CN200620006682U CN2916715Y CN 2916715 Y CN2916715 Y CN 2916715Y CN 200620006682 CN200620006682 CN 200620006682 CN 200620006682 U CN200620006682 U CN 200620006682U CN 2916715 Y CN2916715 Y CN 2916715Y
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Abstract
To provide a programmable controller capable of deciding immediately which terminal a wiring is connected to that an input output signal has arrived at the wiring when either an input display light or an output display light turns on. The controller has: a terminal board for arranging a plurality of terminals for connecting external wiring; a terminal symbol sequence for arranging symbols for identifying the respective terminals which compose the terminal board adjacent to the terminal board so that they are adjusted to the terminal arrangement on the terminal board; and a display light sequence for arranging a plurality of display lights which turn on and off in accordance with signal states of the respective terminals composing the terminal board part. The respective terminal symbols composing the terminal symbol sequence and the respective display lights composing the display light sequence are arranged so that counterparts in both of the sequences overlap in position.
Description
Technical field
The utility model relates to a kind of Programmable Logic Controller that is equipped with terminal board (below be called PLC), particularly relates to a kind of Programmable Logic Controller that possesses demonstration about the function of the state of input terminal or lead-out terminal.
Background technology
As the example of this PLC, Fig. 7 represents the planimetric map of the outward appearance of existing P LC.As shown in the drawing, the shell of this PLC1A is divided into input terminal platform configuring area a, input terminal symbol configuring area b, body region c, lead-out terminal symbol configuring area d and lead-out terminal platform configuring area e on its plane.
On input terminal platform configuring area a, disposed input terminal platform 2.In this embodiment, omit diagram, but adopted the structure of the terminal row of two sections with the 1/2 pitch configuration of staggering mutually.Equally, on lead-out terminal platform configuring area e, also disposed lead-out terminal platform 3.This lead-out terminal platform omits diagram, also adopts the structure of the terminal row of the two sections with the 1/2 pitch configuration of staggering mutually.
The input terminal symbol configuring area b that is provided with in abutting connection with input terminal platform 2 goes up to draw to be had and the two row terminals row of input terminal platform 2 corresponding input side jumper list 4 on the position respectively.As figure shows, this jumper list 4 is matched with the terminal of input terminal platform and arranges and be divided into two row, and each is listed as cuts apart by each terminal width, thus, is divided into epimere separate areas 6 and hypomere separate areas 7.
As figure shows, drawing on the central portion separately of epimere separate areas 6 has terminal symbol 6a,, the central portion of hypomere separate areas 7 has also been drawn terminal symbol 7a, 7a in addition.Adopt terminal rank-numeral and shared mark COM etc. as terminal symbol 6a, 7a.
Equally, also dispose outgoing side jumper list 5 with the lead-out terminal symbol configuring area d of lead-out terminal platform 3 adjacency, this outgoing side jumper list 5, also arrange to cooperate and be split into two row with the terminal of lead-out terminal platform 3, each row is cut apart by the terminal width, is divided into epimere separate areas 8 and lower end separate areas 9.Central portion drafting in epimere separate areas 8 has terminal symbol 8a, and drawing at the central portion of hypomere separate areas 9 in addition has terminal symbol 9a.Adopt terminal rank-numeral and shared mark COM as terminal symbol 8a, 9a.
On the other hand, input display lamp configuring area f and output display lamp configuring area g are set on the body region c.The display lamp 10 of 12 1CHs corresponding with epimere terminal row of configuration and 12 and hypomere terminal are listed as the display lamp 11 of corresponding 0CH in input display lamp zone f.Draw corresponding terminal symbol 10a, 11a in the position that is close to these display lamps 10,11.At this, do not stagger pitch and uniformly-spaced to arrange, Pareto diagram is different with the terminal arrangement of input terminal platform 2 of display lamp row 10 and display lamp row 11.In addition, reduce code under the situation that to be the PLC internal storage handle with 16 bit bases of " CH " in " 0CH, " and " 1CH " representative.In addition, be which number under the situation that the internal storage of " CH " preceding digitized representation PLC is divided with 16 bit bases.
10,11 expressions of input display lamp row are the signal condition of corresponding terminal respectively, if the signal of input terminal is connected arbitrarily, then imports display lamp accordingly and lights.Equally, the signal condition of output display lamp row 12,13 expression corresponding output end.If arbitrarily the signal of lead-out terminal is connected, any that then export display lamp 12,13 accordingly will be lighted.
In addition, generally speaking, the signal of lighting by being given by corresponding input terminal of input display lamp 10,11 directly drives.And the processing driving is upgraded in lighting by the so-called output of PLC of output display lamp 12,13.
In addition, go out to send to improve the existing technology of the function of input and output display lamp as the input and output terminal platform from PLC, for example patent documentation 1.
Te Kaiping 11-260438 communique
Yet, in the existing P LA1A of reference Fig. 7 explanation, arrange with the terminal of actual input terminal platform 2 and lead-out terminal platform 3 in the arrangement of the terminal symbol of input side jumper list 4 or outgoing side jumper list 5 and to cooperate, and the symbol arrangement of input display lamp configuring area f and output display lamp configuring area g is different fully with the terminal arrangement of input terminal platform 2 and lead-out terminal platform 3.And because the position that can not get fully between the two cooperates, so even when distribution inspection or fault diagnosis etc., any lights display lamp 10,11,12,13, can't know at once that all the signal condition of which input terminal or which lead-out terminal changes.Therefore, usability is poor concerning maintainer or operating personnel.
Promptly, for instance, even the display lamp of 0CH " 03 " is lighted, if without relying on the terminal symbol of paying thereon " 03 " to find the 0CH that draws on the input side jumper list 4 " 03 ", looking for the miscellaneous like this process of distribution that is connected with the locational terminal of its integration while seeing, is to be easy to know that input signal which distribution is associated has been connected.
The utility model content
The utility model is in view of the above problems and research and development, its purpose be to provide a kind of when the input display lamp or export display lamp any can differentiate the PLC that the distribution that is connected with which terminal has input/output signal immediately when lighting.
About another purpose and the action effect of this utility model, by the following record of instructions, those skilled in the art can understand easily.
In order to realize above-mentioned purpose, Programmable Logic Controller of the present utility model has: terminal board, and it is arranged a plurality of terminals that are used to link outside wiring and forms; The terminal symbol rank, it will be used to discern the symbol of each terminal that constitutes terminal board and cooperate with terminal arrangement on the terminal board and form in abutting connection with arrangement with terminal board; And display lamp row, it will be lighted a plurality of display lamps arrangements of extinguishing respectively according to the signal condition of each terminal that constitutes terminal board and form, and, constitute each terminal symbol of terminal symbol rank and each display lamp of formation display lamp row and be configured on the corresponding position between the two overlapping.
According to such structure, constituting each terminal symbol of terminal symbol rank and each display lamp of formation display lamp row is configured on the corresponding position between the two overlapping, on this basis, terminal symbol rank itself also with terminal board on terminal arrange cooperate and with terminal board in abutting connection with configuration, so any display lamp of formation display lamp row is lighted or is extinguished, then can differentiate the position of corresponding terminal board from this terminal character position of lighting the display lamp that extinguishes immediately, who can easily differentiate and the relevant signal wiring of display lamp connection disconnection in view of the above.
In addition, preferably, Programmable Logic Controller of the present utility model has: the shell with terminal board; Accommodate circuit substrate in the enclosure; The LED row of lift-launch on circuit substrate; Guiding device, it has a plurality of light guide sections, an end of these a plurality of light guide sections lays respectively on each of LED row on the circuit substrate, the other end be positioned at and terminal board in abutting connection with the terminal symbol rank of arranging.
According to such structure, because the LED row are equipped on the circuit substrate, the terminal symbol rank may be plotted in enclosure, like this, display lamp directly is not set on the shell gets final product, so the structure of shell obtains simplifying, the appearance design of device has become easily.
In addition, preferably, circuit substrate is the main circuit substrate that has carried the LSI that is equivalent to main circuit, and above-mentioned LED row also can be arranged along the end margin of above-mentioned main circuit substrate.According to such structure, carried the LED row on the main circuit substrate, in addition because can with terminal board in abutting connection with arranging display lamp, do not need to be provided with in addition the dedicated substrate of having carried LED, so correspondingly can such amount reduce cost.
In addition, each LED that constitutes the LED row be disposed at each terminal symbol of being equivalent to constitute the terminal symbol rank under circuit substrate on, each light guide section that each LED combines with each unit symbol can be the leaded light pin of straight line.According to such structure, because linear leaded light pin, the length of light guide section becomes evenly, and the light quantity that is listed as each terminal symbol derivation from LED is able to homogenising, and visuality is improved.
In addition, transparent window portion is offered in the end of the opposition side of the LED of light guide section, and the transparent sheet that the terminal symbol is arranged is drawn in the configuration of this transparent window portion, and the terminal symbol on this transparent sheet can be by sending from LED and bright by the illumination of light guide section guiding.
According to such structure, the terminal symbol of drawing with appropriate intervals on the transparent sheet is bright by the illumination from LED from its rear side, becomes clear, and structure is simpler, but can clearly draw out the terminal symbol.
At this, as the terminal symbol, can adopt the various structures such as literal notation that are used for recognition terminal, if the terminal symbol is the terminal rank-numeral, then just can distinguish respective terminal at once from the terminal symbol, use degree of freedom to become good.
In addition, the utility model also can adopt the structure of the Programmable Logic Controller with input terminal platform and/or lead-out terminal platform.According to such structure, in Programmable Logic Controller, the relation of each terminal and its signal condition can be represented easier to understandly, safeguard and during trouble shooting etc. operability can become better.
In addition, in the utility model, also can be not upgrade to handle, and light with input signal interlock and directly driving on this terminal by the input of programmable controller corresponding to the display lamp of the terminal symbol of each terminal that constitutes the input terminal platform.At this, it is by input terminal that processing is upgraded in input, will be reflected in the processing of the internal storage (the real-time processing memory of user program) of regulation from the signal that is installed on the external unit (sensor and switch etc.) in the Programmable Logic Controller.
In addition, in the utility model, can be to upgrade to handle to drive by the input of programmable controller to light corresponding to the display lamp of the terminal symbol of each terminal that constitutes the lead-out terminal platform.At this, it is that the data of internal storage (the real-time processing memory of user program) of regulation of Programmable Logic Controller are reflected to the processing that is used on the storer of external unit (actuator and lamp etc.) output by lead-out terminal that output upgrade to be handled.
In addition, terminal board has 1/2 spaced epimere terminal row and the hypomere terminal row that stagger mutually, terminal symbol rank and display lamp row also can be configured to the shape that misplaces with the terminal board adjacency, according to such structure, terminal that terminal board is used arrange and the corresponding relation of terminal symbol rank and display lamp clearer and more definite, operability can become better when maintenance and trouble shooting etc. etc.
According to Programmable Logic Controller of the present utility model, each display lamp that constitutes each terminal symbol of terminal symbol rank and constitute the display lamp row is configured between the two on the position overlapping, and be used to discern the symbol of each terminal that constitutes terminal board and cooperate with terminal arrangement on the terminal board and form in abutting connection with arrangement with terminal board, so light with the paired display lamp of any terminal symbol or extinguish, then according to and the paired terminal symbol of this display lamp between the position relation, can determine the terminal that corresponding distribution connects immediately, Job Operations becomes good when trouble shooting and maintenance.
Description of drawings
Fig. 1 is the planimetric map that expression is applicable to PLC outward appearance of the present utility model;
Fig. 2 is the exploded perspective view of expression PLC structure;
Fig. 3 is the A-A sectional view of Fig. 1;
Fig. 4 (a) and (b) are Figure 1B-portion's enlarged drawings, wherein, (a) represent not illuminating state, (b) the expression illuminating state;
It is the key diagram of the jumper list of input side guiding device that Fig. 5 (a) and (b) reach (c), wherein, (a) is the planimetric map of input side light guide section, (b) is D portion enlarged drawing (not illuminating state), (c) is D portion enlarged drawing (illuminating state);
It is the key diagram of the jumper list of outgoing side guiding device that Fig. 6 (a) and (b) reach (c), wherein, and (a) planimetric map of expression outgoing side light guide section, (b) expression C portion's enlarged drawing (not illuminating state), (c) expression C portion's enlarged drawing (illuminating state);
Fig. 7 is the outward appearance planimetric map of existing P LC.
The reference numeral explanation
1PLC；
2 input terminal platforms;
3 lead-out terminal platforms;
4 input side jumper lists;
5 outgoing side jumper lists;
6 running display parts;
15,16,19 accessory resettlement sections;
17 battery container portions;
18 peripheral operation machine resettlement sections;
21 epimere input terminals row;
22 hypomere input terminals row;
21a epimere terminal;
22a hypomere terminal;
23 input side guiding devices;
23a epimere leaded light pin;
23b hypomere leaded light pin;
Above the 23c;
24 outgoing side guiding devices;
24a epimere leaded light pin;
24b hypomere leaded light pin;
Above the 24c;
The 25a inserting hole;
The 25b inserting hole;
26 circuit substrates;
26a input side epimere LED;
26b input side hypomere LED;
26c outgoing side epimere LED;
26d outgoing side hypomere LED;
The 26e seven-segment table shows device;
26f, 26g, 26h constitute the LSI of main circuit;
27 terminal symbols;
27a terminal rank-numeral;
28 terminal symbols;
28a terminal rank-numeral;
31 epimere lead-out terminals row;
31a epimere terminal;
32 hypomere lead-out terminals row;
32a epimere terminal;
41 epimere separate areas;
The 41a light-emitting zone;
42 hypomere separate areas;
The 42a light-emitting zone;
51 epimere separate areas;
52 hypomere separate areas;
51 epimere separate areas;
52 hypomere separate areas;
The 51a light-emitting zone;
The 52a light-emitting zone.
Embodiment
Below, with reference to the embodiment of the relevant PLC of accompanying drawing detailed description the utility model.
Fig. 1 represents to be applicable to the outward appearance planimetric map of PLC of the present utility model.Shown in figure, the shell of this PLC1 in above-mentioned plane, the same input terminal platform configuring area a, input terminal symbol configuring area b, body region c, lead-out terminal symbol configuring area d and the lead-out terminal platform configuring area e of being split into above-mentioned conventional example.
On input terminal platform configuring area a, disposed input terminal platform 2.This input terminal platform 2 comprises form a line epimere input terminal row 21 that form and the hypomere input terminal row 22 that hypomere terminal 22a is formed a line and forms with epimere terminal 21a.As shown in the figure, epimere input terminal row 21 and hypomere input terminal row 22 are the stagger relation of 1/2nd pitches of Width, have so-called staggered terminal and arrange.This is in order to make wiring operation easy.
Equally, disposed lead-out terminal platform 3 on the lead-out terminal platform configuring area e.In this embodiment, lead-out terminal platform 3 comprises form a line epimere lead-out terminal row 31 that form and the hypomere lead-out terminal row 32 that hypomere terminal 32a is formed a line and forms with epimere terminal 31a.Epimere lead-out terminal row 31 and hypomere lead-out terminal row 32 as shown in the figure, are to Width 1/2nd the relation that staggers, and have so-called staggered terminal Pareto diagram.
Input terminal symbol configuring area b is provided with input side jumper list 4, and as the back described in detail, input side jumper list 4 is drawn by printing on transparent resin flake the terminal symbol, stick to guiding device described later above.
Equally, also be provided with outgoing side jumper list 5 on the lead-out terminal symbol configuring area d, this outgoing side jumper list 5 is as the back describes in detail, also on transparent resin flake, drawn the terminal symbol by printing, stick to guiding device described later above.
In addition, in Fig. 1, reference numeral 14 expression operating condition display parts, 15,16,19 expression accessory resettlement sections, 17 expression battery container portions, the operating equipment resettlement section of 18 expression potentiometers (volume) etc., the 21st, analog input output terminal part.
Next, Fig. 2 represents the exploded perspective view of the structure of PLC.As shown in the drawing, this PLC has input side guiding device 23, outgoing side guiding device 24, housing main body 25 and circuit substrate 26.
Housing main body 25 is the state of pulling down input terminal platform 2 and lead-out terminal platform 3 in this embodiment, and circuit substrate 26 is equipped with in its inside.Circuit substrate 26 carries three LSI26f, 26g, the 26h that constitutes main circuit.In addition, carry into two row to input side epimere LED26a and pitches such as input side hypomere LED26b on the lateral edge portion of a side of circuit substrate 26, simultaneously, the edge part outgoing side epimere LED26c of opposite side carries into two row equally spacedly with outgoing side hypomere LED26d.As described later, displaying symbol is bright by the illumination from above-mentioned these LED26a～26d.
In addition, on circuit substrate 26,26e is a seven-segment display, is used for representing the exercises of turning round.
On the other hand, input side guiding device 23 has the top 23c with coplanar above the shell, and simultaneously, side below it is lined up two row in vertical direction and come outstanding epimere leaded light pin 23a of formation and hypomere leaded light pin 23b to give prominence to.These leaded light pins 23a, 23b insert among the inserting hole 25a of the lateral edge portion be arranged in housing main body 25, its front end near to or in contact with and be positioned at input side epimere LED26a and the input side hypomere LED26b that is equipped on the circuit substrate 26.On the other hand, outgoing side guiding device 24 has top 24c too, simultaneously below it, outstanding epimere leaded light pin 24a and the hypomere leaded light pin 24b of forming, these epimere leaded light pins 24a inserts the inserting hole 25b that another the routine lateral edge portion that is arranged in housing main body 25 becomes two row with hypomere leaded light pin 24b, and its front end and even lower end are near to or in contact with the outgoing side epimere LED26c and the outgoing side hypomere LED26d that arrange and be positioned at the lateral edge portion of the opposite side on the circuit substrate 26.
Therefore, any of the LED26a～26d on the circuit substrate 26 lighted the top 24c that then is directed to the top of input side guiding device 23 or input side guiding device 24 from the light of above-mentioned these LED by corresponding leaded light pin 23a, 23b, 24a, 24b.So by the light that this LED is guided out, the terminal symbol that is drawn on the top jumper list 4,5 that sticks to input side guiding device 23 and outgoing side guiding device 24 is illuminated, and is clearly drawn out.
Following A-A sectional view with reference to Fig. 3, the B portion enlarged drawing of Fig. 4, the key diagram of the jumper list of the input side guiding device of Fig. 5, the key diagram of the jumper list of the outgoing side guiding device of Fig. 6 describes the display action of above-mentioned terminal symbol in detail.
As shown in Figure 3, from the light of input side epimere LED26a, input side hypomere LED26b, outgoing side epimere LED26c and the outgoing side hypomere LED26d on the surface that is equipped on circuit substrate 26, respectively by hypomere leaded light pin 23b, epimere leaded light pin 23a, epimere leaded light pin 24a and hypomere leaded light pin 24b 23c, 24c radiation above input side guiding device 23 and outgoing side guiding device 24.
Shown in Fig. 5 (a), on the input guiding device, be pasted with input side jumper list 4.This input side jumper list 4 is arranged to cooperate with the terminal of input terminal platform and is divided into two row, and corresponding again each terminal width of each row is cut apart, and is divided into epimere separate areas 41 and hypomere separate areas 42.Central portion in epimere separate areas 41 is drawn the terminal rank-numeral 27a that has as one of terminal symbol 27, simultaneously, and at the same terminal rank-numeral 27a that has as one of terminal symbol 27 that draws of the central portion of hypomere separate areas 42.
As Fig. 5 (b) and (c), at the central portion of epimere separate areas 41, offer the transparency window of the outlet that is equivalent to the leaded light pin, this window portion becomes illuminating part 41a.Equally, at the central portion of hypomere separate areas 42, also offer the transparent window portion of the outlet that is equivalent to the leaded light pin, this transparent window portion becomes light-emitting zone 42a.Promptly, though epimere separate areas 41 and hypomere separate areas 42 are elongated rectangular zones of mutual fine and close adjacency, in fact have only the outlet of the corresponding guiding device of central portion to form oblong-shaped by transparent material, thus, corresponding LED is luminous, then this light is directed into the transparent window portion of the rectangle of the central portion that is located at these zones 41,42 by the leaded light pin, the result, the terminal rank-numeral 27a that draws thereon is bright by the illumination of LED from behind, and terminal rank-numeral 27a is clearly drawn out.And, in Fig. 5 (a), the 14th, display part, 14a are seven sections demonstration fields, represent regional 14a from the light of the seven-segment display 26e that is contained in enclosure by this, and can see above shell.
Next, shown in Fig. 6 (a), the top jumper list 5 that also is pasted with of outgoing side guiding device 24.This jumper list 5 also is to use printing technology on transparent resin flake, draws epimere separate areas 51 and hypomere separate areas 52, and simultaneously, these regional central portions use printing technology to draw terminal rank-numeral 28a too.
In addition, shown in Fig. 6 (b) and 6 (c), in the substantial middle portion of each separate areas 51,52, be provided with the transparent part of rectangle, this transparent part is corresponding to the outlet of leaded light pin.Therefore, the LED on the circuit substrate lights, then its light by the leaded light pin be directed into guiding device 24 above, the terminal rank-numeral that draw the there can clearly be drawn out by from its backlit.Its result is shown in B portion enlarged drawing as shown in Fig. 4, do not have under the luminous state at LED, shown in this figure (a), the terminal rank-numeral 28a that draws at the central portion separately of upper end separate areas 51 and hypomere separate areas 52 is not significantly illuminated especially, relative therewith, shown in figure (b), under the luminous state of LED, terminal rank-numeral 28a is subjected to the light of LED behind from it, the rectangular area is luminous shown in illuminating part 51, and numerical portion dark under its light ground can clearly be drawn.
As described above, PLC1 according to this embodiment, it has: a plurality of terminals (epimere terminal 21a, hypomere terminal 22a, epimere terminal 31a, hypomere terminal 32a) that are used for linking with outside wiring are arranged the terminal board (input terminal platform 2, lead-out terminal platform 3) that forms; To be used to discern the symbol (input terminal rank-numeral 27a, lead-out terminal rank-numeral 28a) of each terminal that constitutes terminal board, arrange the terminal symbol rank (27a, 28a.....28a, 28a) that cooperates and form in abutting connection with arrangement with terminal board (input terminal platform 2, lead-out terminal platform 3) with the terminal on the terminal board; The corresponding signal condition that constitutes each terminal of terminal board is lighted a plurality of display lamps (light-emitting zone 41a, 42a, 51a, 52a) that extinguish respectively.And, constitute each terminal symbol (27a, 28a) of terminal symbol rank and constitute each display lamp (light-emitting zone 41a, 42a, 51a, 52a) that display lamp is listed as, between the zone of correspondence, be configured to location overlap.
Therefore, as shown in Figure 1, according to the utility model, any light-emitting zone is luminous, then the terminal rank-numeral of its central portion drafting will clearly be drawn out, can grasp at a glance at once directly over its illuminating part or under terminal distribution output or obtain such signal, when upkeep operation and trouble shooting etc., its operation is significantly improved.
And, though in above example, the utility model is applicable to the one-piece type PLC of input-output unit (also can be called encapsulation type PLC), but the scope of application of the present utility model is not limited only to this, input block, output unit, input-output unit in the PLC of tectonic block type (building block type), also having also can be suitable equally by communicating by letter long-range input block, long-range output unit, the long-range input-output unit that is connected with control module.That is to say that the utility model has gone for being equipped with the device that is used for the terminal board that the terminal with a plurality of signal wires that are connected with external unit (outside wiring) line is arranged under the situation that constitutes the PLC system.
Utilizability on the industry
According to the quick connecting terminal device of Programmable Logic Controller of the present utility model, consist of each of terminal symbol rank Terminal symbol and the corresponding location overlap between the two of each display lamp ground configuration that consists of the display lamp row. And And the terminal symbol that is used for each terminal of identification formation terminal board is arranged with the terminal of terminal board and is matched ground With terminal board in abutting connection with arrangement, so the corresponding display lamp of any terminal symbol lights or extinguishes, then According to and the paired terminal symbol of this display lamp between position relationship can determine immediately and this distribution The terminal that connects. Trouble hunting and the operability when safeguarding obtain improvement.
Claims (10)
1. Programmable Logic Controller is characterized in that having: terminal board, and it is arranged a plurality of terminals that are used to link outside wiring and forms; The terminal symbol rank, it will be used to discern the symbol of each terminal that constitutes terminal board and cooperate with terminal arrangement on the terminal board and form in abutting connection with arrangement with terminal board; And the display lamp row, it will be lighted a plurality of display lamps arrangements of extinguishing respectively according to the signal condition of each terminal that constitutes terminal board and form,
And, constitute each terminal symbol of terminal symbol rank and each display lamp of formation display lamp row and be configured on the corresponding position between the two overlapping.
2. Programmable Logic Controller as claimed in claim 1 is characterized in that having: the shell with terminal board; Accommodate circuit substrate in the enclosure; The LED row of lift-launch on circuit substrate; Guiding device, it has a plurality of light guide sections, an end of these a plurality of light guide sections lays respectively on each of LED row on the circuit substrate, the other end be positioned at and terminal board in abutting connection with the terminal symbol rank of arranging.
3. Programmable Logic Controller as claimed in claim 2 is characterized in that, circuit substrate is the main circuit substrate that is equipped with the LSI that is equivalent to main circuit, and above-mentioned LED is listed as along the ora terminalis of above-mentioned main circuit substrate and arranges.
4. Programmable Logic Controller as claimed in claim 3, it is characterized in that, each LED that constitutes the LED row be configured in each terminal symbol of being equivalent to constitute the terminal symbol rank under circuit substrate on, each light guide section that connects each LED and each terminal symbol becomes linear leaded light pin.
5. Programmable Logic Controller as claimed in claim 2, it is characterized in that, on the end of the opposition side of the LED of light guide section, offer transparent window portion, the transparent sheet that the terminal symbol is arranged is drawn in configuration on this transparent window portion, and the terminal symbol on this transparent sheet is by bright by the illumination of guiding device guiding from LED.
6. Programmable Logic Controller as claimed in claim 2 is characterized in that, the terminal symbol is the terminal rank-numeral.
7. as Programmable Logic Controller according to claim 2, it is characterized in that having the Programmable Logic Controller of input terminal platform and/or lead-out terminal platform.
8. as each described Programmable Logic Controller of claim 1～7, it is characterized in that, the display lamp of the terminal symbol corresponding with each terminal that constitutes the input terminal platform does not upgrade by the input of Programmable Logic Controller and handles, and lights with being driven directly to the input signal interlock of respective terminal.
9. as each described Programmable Logic Controller of claim 1～7, it is characterized in that the display lamp of the terminal symbol corresponding with each terminal that constitutes the lead-out terminal platform upgrades to handle to be driven by the output of Programmable Logic Controller to be lighted.
10. as each described Programmable Logic Controller of claim 1～7, it is characterized in that terminal board has epimere terminal row and the hypomere terminal row that 1/2 pitch that staggers is mutually arranged, and terminal symbol and display lamp row and terminal board in abutting connection with and present mispairing and put.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP105341/05 | 2005-03-31 | ||
| JP2005105341 | 2005-03-31 | ||
| JP075334/06 | 2006-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2916715Y true CN2916715Y (en) | 2007-06-27 |
Family
ID=38187627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620006682 Expired - Lifetime CN2916715Y (en) | 2005-03-31 | 2006-03-31 | Programmable controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2916715Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104076709A (en) * | 2013-03-29 | 2014-10-01 | 三菱电机株式会社 | Programmable controller |
| CN109643097A (en) * | 2016-09-30 | 2019-04-16 | 欧姆龙株式会社 | Industrial electronic equipment |
| CN113113797A (en) * | 2021-04-21 | 2021-07-13 | 追信数字科技有限公司 | Terminal convenient to wiring and terminal strip thereof |
-
2006
- 2006-03-31 CN CN 200620006682 patent/CN2916715Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104076709A (en) * | 2013-03-29 | 2014-10-01 | 三菱电机株式会社 | Programmable controller |
| CN104076709B (en) * | 2013-03-29 | 2016-12-28 | 三菱电机株式会社 | Programmable Logic Controller |
| CN109643097A (en) * | 2016-09-30 | 2019-04-16 | 欧姆龙株式会社 | Industrial electronic equipment |
| CN113113797A (en) * | 2021-04-21 | 2021-07-13 | 追信数字科技有限公司 | Terminal convenient to wiring and terminal strip thereof |
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