Atmosphere data test platform

Abstract

The utility model discloses an atmosphere data test platform, which relates to the technical field of electric control and mainly comprises an air pressure altimeter operation module. An electric airspeed indicator operation module; a height preselector operation module; the power supply operation module is respectively connected with the height preselector operation module, the electric airspeed indicator operation module and the air pressure altimeter operation module; the device solves the technical problems of narrow applicability and high price of equipment for testing three types of atmosphere data of an air pressure altimeter, an electric airspeed indicator and an altitude preselector in the prior art.

Description

Technical Field

[0001] The utility model relates to the technical field of electric control, in particular to an atmospheric data testing platform. Background Art

[0002] At present, the equipment used for testing the three types of atmospheric data products, namely, barometric altimeters, electric airspeed indicators and altitude preselectors, at home and abroad are mainly special automatic test equipment, which must be used in conjunction with special test software. Although this special test equipment can meet the test requirements, it is expensive and has a narrow scope of application, making it unsuitable for promotion and use in the system industry. Utility Model Content

[0003] The utility model provides an atmospheric data testing platform to solve the technical problems of narrow applicability and high price of equipment used for testing three types of atmospheric data, namely, a barometric altimeter, an electric airspeed indicator and an altitude preselector in the prior art.

[0004] The technical solution adopted by the utility model is:

[0005] The utility model provides an atmospheric data testing platform, comprising: a pressure altimeter operating module; an electric airspeed meter operating module; an altitude preselector operating module; and a power supply operating module, which is respectively connected with the altitude preselector operating module, the electric airspeed meter operating module and the pressure altimeter operating module.

[0006] Further, the above-mentioned barometric altimeter operation module includes: a barometric altimeter interface; a first discrete quantity input switch; a first 28 VDC power switch; a first 5 VDC power switch; a first 28 VDC power indicator light, which is respectively connected to the power supply operation module and the first 28 VDC power switch; a first 5 VDC power indicator light, which is respectively connected to the power supply operation module and the first 5 VDC power switch; multiple altitude coding indicator lights; a first Manchester signal input interface; a first Manchester signal output interface; wherein one end of the first discrete quantity input switch, the first 28 VDC power switch and the first 5 VDC power switch are respectively connected to the input end of the barometric altimeter interface, and the other end is respectively connected to the power supply operation module; wherein multiple altitude coding indicator lights, the first Manchester signal input interface, and the first Manchester signal output interface are all connected to the input end of the barometric altimeter interface.

[0007] Furthermore, the above-mentioned first discrete quantity input switch includes: a first Manchester signal switch; a first background light switch; an altitude coding switch; one end of the first Manchester signal switch, the first background light switch and the altitude coding switch are respectively connected to the power supply operation module, and the other ends are respectively connected to the input end of the barometric altimeter interface.

[0008] Furthermore, the above-mentioned electric airspeed meter operation module includes: an electric airspeed meter interface; a second discrete quantity input switch; a second 28 VDC power switch; a second 5 VDC power switch; a second 28 VDC power indicator light, which is respectively connected to the power supply operation module and the second 28 VDC power switch; a second 5 VDC power indicator light, which is respectively connected to the power supply operation module and the second 5 VDC power switch; a fault indicator light; a second Manchester signal input interface; and multiple discrete quantity output test interfaces; wherein one end of the second discrete quantity input switch, the second 28 VDC power switch and the second 5 VDC power switch are respectively connected to the input end of the electric airspeed meter interface, and the other end is respectively connected to the power supply operation module; wherein the fault indicator light, the second Manchester signal input interface, and the multiple discrete quantity output test interfaces are respectively connected to the input end of the electric airspeed meter interface.

[0009] Furthermore, the above-mentioned second discrete quantity input switch includes: a second Manchester signal switch; a second background light switch; one end of the second Manchester signal switch and the second background light switch are respectively connected to the power supply operation module, and the other end is respectively connected to the input end of the electric airspeed meter interface.

[0010] Furthermore, the above-mentioned altitude preselector operation module includes: an altitude preselector interface; a third discrete quantity input switch; a third 28 VDC power switch; a third 5 VDC power switch; a third 28 VDC power indicator light, which is respectively connected to the power supply operation module and the third 28 VDC power switch; a third 5 VDC power indicator light, which is respectively connected to the power supply operation module and the third 5 VDC power switch; a plurality of output signal indicator lights; a third Manchester signal input interface; a second Manchester signal output interface; wherein, one end of the third discrete quantity input switch, the third 28 VDC power switch and the third 5 VDC power switch are respectively connected to the input end of the altitude preselector interface, and the other end is respectively connected to the power supply operation module; wherein, a plurality of output signal indicator lights, the third Manchester signal input interface, and the second Manchester signal output interface are respectively connected to the input end of the electric airspeed indicator interface.

[0011] Further, the third discrete quantity input switch comprises: a third Manchester signal switch;

[0012] The third background light switch; the warning light switch; the mode adjustment switch; one end of the third Manchester signal switch, the third background light switch, the warning light switch, and the mode adjustment switch are respectively connected to the power supply operation module, and the other ends are respectively connected to the input end of the height preselector interface.

[0013] Furthermore, the power supply operation module includes a 28 VDC terminal; a 28 VDC fuse socket connected to the 28 VDC terminal; a 5 VDC terminal; and a 5 VDC fuse socket connected to the 5 VDC terminal.

[0014] Furthermore, the 5 VDC fuse holder is a 1 A fuse, and the 28 VDC fuse holder is a 2 A fuse.

[0015] The beneficial effects of the utility model are:

[0016] The barometric altimeter operation module, electric airspeed indicator operation module, and altitude preselector operation module in the atmospheric data test platform are all manually controlled, making subsequent maintenance, testing, and adjustments more convenient and quick.

[0017] The atmospheric data test platform has a simple overall structure and adopts analog circuit technology. The electronic devices used are all ordinary electronic components, with low production costs. The cost used is greatly reduced, making it easy to promote. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 This is a front view of the atmospheric data test platform in the embodiment of the utility model;

[0020] Figure 2 This is a rear view of the atmospheric data test platform in the embodiment of the utility model;

[0021] Figure 3 A circuit diagram of a pressure altimeter operating module in an embodiment of the utility model;

[0022] Figure 4 This is a circuit diagram of an electric airspeed indicator operating module in an embodiment of the utility model;

[0023] Figure 5 It is a circuit diagram of the height preselector operation module in the embodiment of the utility model.

[0024] Icons: 1-barometric altimeter operation module; 101-barometric altimeter interface; 102-first 28 VDC power switch; 103-first 5 VDC power switch; 104-first 28 VDC power indicator; 105-first 5 VDC power indicator; 106-altitude coding indicator; 107-first Manchester signal input interface; 108-first Manchester signal output interface; 109-first Manchester signal switch; 110-first background light switch; 111-altitude coding switch; 2-electric airspeed meter operation module; 201-electric airspeed meter interface; 202-second 28 VDC power switch; 203-second 5 VDC power switch; 204-second 28 VDC power indicator; 205-second 5 VDC power indicator light; 206-fault indicator light; 207-second Manchester signal input interface; 208-discrete output test interface; 209-second Manchester signal switch; 210-second background light switch; 3-height preselector operation module; 301-height preselector interface; 302-third 28 VDC power switch; 303-third 5 VDC power switch; 304-third 28 VDC power indicator light; 305-third 5 VDC power indicator light; 306-output signal indicator light; 307-third Manchester signal input interface; 308-second Manchester signal output interface; 4-power supply operation module; 401-28 VDC terminal; 402-5 VDC terminal; 403-28 VDC fuse holder; 404-5 VDC fuse holder. DETAILED DESCRIPTION

[0025] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0026] The disclosure below provides many different embodiments or examples to implement different structures of the present invention. In order to simplify the disclosure of the present invention, the components and settings of specific examples are described below. Of course, they are only examples and are not intended to limit the present invention.

[0027] The embodiments of the utility model are described in detail below with reference to the accompanying drawings.

[0028] The utility model embodiment discloses an atmospheric data testing platform, and its structural schematic diagram is as follows Figure 1-2 The test platform comprises: a pressure altimeter operating module 1; an electric airspeed indicator operating module 2; an altitude preselector operating module 3; and a power supply operating module 4, which is connected to the altitude preselector operating module 3, the electric airspeed indicator operating module 2 and the pressure altimeter operating module 1 respectively.

[0029] The above-mentioned barometric altimeter operation module 1 includes: a barometric altimeter interface 101; a first discrete quantity input switch; a first 28 VDC power switch 102; a first 5 VDC power switch 103; a first 28 VDC power indicator light 104, which is respectively connected to the power supply operation module 4 and the first 28 VDC power switch 102; a first 5 VDC power indicator light 105, which is respectively connected to the power supply operation module 4 and the first 5 VDC power switch 103; a plurality of altitude coding indicator lights 106; a first Manchester signal input interface 107; a first Manchester signal output interface 108; wherein one end of the first discrete quantity input switch, the first 28 VDC power switch 102 and the first 5 VDC power switch 103 are respectively connected to the input end of the barometric altimeter interface 101, and the other end is respectively connected to the power supply operation module 4; wherein the plurality of altitude coding indicator lights 106, the first Manchester signal input interface 107, and the first Manchester signal output interface 108 are all connected to the input end of the barometric altimeter interface 101.

[0030] The above-mentioned first discrete quantity input switch includes: a first Manchester signal switch 109; a first background light switch 110; an altitude coding switch 111; one end of the first Manchester signal switch 109, the first background light switch 110 and the altitude coding switch 111 are respectively connected to the power supply operation module 4, and the other end is respectively connected to the input end of the barometric altimeter interface 101.

[0031] The altitude coding indicator light 106 can indicate whether the pressure altitude gauge is altitude coding the data. When the altitude coding switch 111 is turned on, the altitude coding indicator light 106 lights up, and when the altitude coding switch 111 is turned off, the altitude coding indicator light 106 goes out; the first background light switch 110 can turn on or off the background light on the pressure altimeter; wherein the first 28 VDC power switch 102 and the first 5 VDC power switch 103 are boat-shaped switches, which are turned off when they are turned up and turned on when they are turned down; the altitude coding switch 111 and the first Manchester signal switch 109 are single-pole double-throw switches, which are turned on when they are turned up and turned off when they are turned down; the first background light switch 110 is a single-pole three-throw switch, which is turned off when it is in the middle, with 5 V for the upper direction and 28 V for the lower direction.

[0032] The electric airspeed meter operation module 2 includes: an electric airspeed meter interface 201; a second discrete quantity input switch; a second 28 VDC power switch 202; a second 5 VDC power switch 203; a second 28 VDC power indicator light 204, which is respectively connected to the power supply operation module 4 and the second 28 VDC power switch 202; a second 5 VDC power indicator light 205, which is respectively connected to the power supply operation module 4 and the second 5 VDC power switch 203; a fault indicator light 206; a second Manchester signal input interface 207; and multiple discrete quantity output test interfaces 208; wherein one end of the second discrete quantity input switch, the second 28 VDC power switch 202 and the second 5 VDC power switch 203 are respectively connected to the input end of the electric airspeed meter interface 201, and the other end is respectively connected to the power supply operation module 4; wherein the fault indicator light 206, the second Manchester signal input interface 207, and the multiple discrete quantity output test interfaces 208 are respectively connected to the input end of the electric airspeed meter interface 201.

[0033] The above-mentioned second discrete quantity input switch includes: a second Manchester signal switch 209; a second background light switch 210; one end of the second Manchester signal switch 209 and the second background light switch 210 are respectively connected to the power supply operation module 4, and the other end is respectively connected to the input end of the electric airspeed meter interface 201.

[0034] When the electric airspeed meter fails to connect to the electric airspeed meter operation module 2, the fault indicator 206 lights up; the background light of the electric airspeed meter can be turned off or on through the second background light switch 210; the discrete output test interface 208 includes J301-6 interface, J301-18 interface, J301-17 interface and J301-5 interface to output the airspeed and other detection data in the electric airspeed meter. Among them, the second 28 VDC power switch 202 and the second 5 VDC power switch 203 are both ship-type switches, which are closed when they are upward and opened when they are downward; the second Manchester signal switch 209 is a single-pole double-throw switch, which is opened when the second Manchester signal input interface 207 is opened when it is upward, and closed when it is downward; the second background light switch 210 is a single-pole triple-throw switch, which is 5 VDC when it is upward, closed in the middle, and 28 VDC when it is downward.

[0035] The altitude preselector operation module 3 comprises: an altitude preselector interface 301; a third discrete quantity input switch; a third 28 VDC power switch 302; a third 5 VDC power switch 303; a third 28 VDC power indicator light 304, which is respectively connected to the power supply operation module 4 and the third 28 VDC power switch 302; a third 5 VDC power indicator light 305, which is respectively connected to the power supply operation module 4 and the third 5 VDC power switch 303; a plurality of output signal indicator lights 306; a third Manchester signal input interface 307; a second Manchester signal output interface 308; wherein, one end of the third discrete quantity input switch, the third 28 VDC power switch 302 and the third 5 VDC power switch 303 are respectively connected to the input end of the altitude preselector interface 301, and the other end is respectively connected to the power supply operation module 4; wherein, a plurality of output signal indicator lights 306, the third Manchester signal input interface 307, and the second Manchester signal output interface 308 are respectively connected to the input end of the electric airspeed indicator interface 201.

[0036] The above-mentioned third discrete quantity input switch includes: a third Manchester signal switch; a third background light switch; a warning light switch; and a mode adjustment switch; one end of the third Manchester signal switch, the third background light switch, the warning light switch, and the mode adjustment switch are respectively connected to the power supply operation module 4, and the other ends are respectively connected to the input end of the height preselector interface 301.

[0037] The third Manchester signal input interface 307 can be opened and closed through the third Manchester signal switch, and the output signal indicator light 306 can light up the corresponding indicator light when the corresponding signal is input into the height preselector, thereby providing a work prompt; the third background light switch can open and close the background light of the height preselector; the mode adjustment switch can adjust the mode of the height preselector to DEV, OFF and DEV / ACQ; wherein the mode adjustment switch is a single-pole three-throw switch, with the upward direction being the DEV mode, the middle being the OFF mode, and the downward direction being the DEV / ACQ mode; the third background light switch is a single-pole three-throw switch, with the upward direction being 5 V, the middle being OFF, and the downward direction being 28 V; the warning light switch is a single-pole three-throw switch, with the upward direction being 5 V, the middle being OFF, and the downward direction being 28 V; the third Manchester signal switch is a single-pole double-throw switch, with the upward direction being on, and the downward direction being off.

[0038] The power supply operation module 4 comprises a 28 VDC terminal 401 , a 28 VDC fuse socket 403 connected to the 28 VDC terminal 401 , a 5 VDC terminal 402 , and a 5 VDC fuse socket 404 connected to the 5 VDC terminal 402 .

[0039] The 5 VDC fuse socket 404 is a 1 A fuse, and the 28 VDC fuse socket 403 is a 2 A fuse.

[0040] The power supply machine is connected to the above three modules through two terminals to supply power, and the fuse holder can reduce the risk of power supply and improve the safety factor.

[0041] The circuit diagram of the above-mentioned barometric altimeter operating module 1, electric airspeed indicator operating module 2 and altitude preselector operating module 3 is as follows: Figure 3-5 shown.

[0042] Specifically, the circuit connection relationship of the barometric altimeter operation module 1 is as follows:

[0043] The barometric altimeter interface 101 adopts a db25 interface, wherein pin 10 of the db25 interface is connected to 28 VGND, pin 9 is connected to 5 VGND, and pins 9 and 10 are connected in parallel, and pin 8 is connected to 28 VGND and connected in parallel to pin 10; wherein pins 1 and 14 are connected to a first Manchester signal input interface 107, wherein pin 1 is connected to CAN low, pin 14 is connected to CAN high, and a first Manchester signal switch 109 is set at CAN high and connected to pin 14; pins 2 and 15 are connected to a first Manchester signal output interface 108, wherein pin 2 is connected to CAN low, and pin 15 is connected to CAN high; pins 3, 16, 4, 17, 5, 18, 6, 19, 7, and 20 are all connected to altitude coding indicator lights 106, and any altitude coding indicator light 106 includes a resistor with a resistance of 1 kΩ and a diode connected in series therewith; pin 21 is connected to 5 VDC terminal 402, a first 5 VDC power switch 103 and a first 5 VDC power indicator light 105 are arranged therebetween; pin 12 is connected to the high-end coding switch, and the high-end coding switch is connected in parallel with the above-mentioned 10 height coding indicator lights 106; pin 13 is connected in series with the first background light switch 110 and the height coding switch 111 in sequence, and the first background light switch 110 is connected in parallel with pin 12, the first background light switch 110 is also connected in series with the first 28 VDC power indicator light 104, the first 28 VDC power switch 102 and the 28 VDC terminal 401 in sequence, wherein the first 28 VDC power indicator light 104, the first 28 VDC power switch 102 and the 28 VDC terminal 401 are connected in parallel with the height coding switch 111, and the first 28 VDC power indicator light 104, the first 28 VDC power switch 102 and the 28 VDC terminal 401 are also connected in series with pin 12.

[0044] Specifically, the circuit connection relationship of the electric airspeed indicator operation module 2 is as follows:

[0045] The electric airspeed meter interface 201 adopts a DB25 interface, wherein pins 1 and 14 are connected to the second Manchester signal input interface 207, wherein pin 1 is connected to CAN low, pin 14 is connected to CAN high, and the second Manchester signal switch 209 is connected to pin 14; pins 17, 5, 18, and 6 are respectively connected to the discrete output test interface 208; pin 19 is connected to pin 7, and a fault indicator light 206 is arranged between the two; pin 21 is connected in series with the second 5 VDC power switch 203, the second 5 VDC power indicator light 205, and the 5 VDC terminal 402 in sequence; pin 9 is connected to 5 VGND, pin 10 is connected to 28 VGND, and pin 9 is connected to pin 10; pin 12 is connected in series with the second 28 VDC power switch 202, the second 28 VDC power indicator light 204, and the 28VDC terminal 401 in sequence, and pin 12 is connected to pin 8, and the 28 VDC power switch, 28 The VDC power indicator light and the 28 VDC binding post 401 are connected in series with pin 8; pin 13 is connected in series with the second background light switch 210 and the second 28 VDC power switch 202, the second 28 VDC power indicator light 204 and the 28 VDC binding post 401 in sequence, and pin 13 and the second background light switch 210 are connected in parallel with pin 12.

[0046] Specifically, the circuit connection relationship of the height preselector operation module 3 is as follows:

[0047] The height preselector interface 301 adopts a DB25 interface, wherein pin 1 is connected to the third 28 VDC power switch 302 and the 28 VDC terminal 401 in sequence; pin 2 is connected to pin 13, and the third background light switch is arranged between the two; pin 3 is connected to an output signal indicator light 306, and pin 3 and the output signal indicator light 306 thereon are respectively connected in parallel with pin 1 and pin 2; pin 5 and pin 18 are connected to the second Manchester signal output interface 308, wherein pin 5 is connected to CAN high and pin 18 is connected to CAN low; pin 6 and pin 19 are connected to the third Manchester signal input interface 307, wherein pin 6 is connected to CAN high and pin 19 is connected to CAN low, and the third Manchester signal switch is located on pin 6; pin 7 is connected to the third 28 VDC power indicator light and the 28 VDC terminal 401 in sequence; pin 20 is connected to the warning light switch and pin 5 in sequence VDC terminal 402; pin 9 is connected to an output signal indicator light 306 and 28 VGND; pin 10 is connected to a mode adjustment switch and is connected to pin 23; pin 11 is connected to an output signal indicator light 306 and is connected in parallel with pin 2; pin 12 is sequentially connected to a third 5 VDC power indicator light 305, a third 5 VDC power switch 303 and 5 VDC terminal 402; pin 25 is connected to 5 VGND and 28 VGND respectively, and pins 24, 23, 22, 21, 8, 16, 15, and 14 are all connected in parallel with pin 25.

[0048] The specific implementation methods described above further illustrate the purpose, technical solutions and beneficial effects of the utility model in detail. It should be understood that the above description is only the specific implementation method of the utility model and is not used to limit the protection scope of the utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An atmospheric data testing platform, It is characterized in that include: Barometric altimeter operation module (1); Electric airspeed indicator operating module (2); Altitude preselector operation module (3); The power supply operation module (4) is respectively connected to the altitude preselector operation module (3), the electric airspeed indicator operation module (2) and the barometric altimeter operation module (1).

2. The atmospheric data testing platform according to claim 1, It is characterized in that The barometric altimeter operating module (1) comprises: Barometric altimeter interface (101); A first discrete input switch; First 28 VDC power switch (102); First 5 VDC power switch (103); A first 28 VDC power indicator light (104) connected to the power supply operation module (4) and the first 28 VDC power switch (102) respectively; A first 5 VDC power indicator light (105) is connected to the power supply operation module (4) and the first 5 VDC power switch (103) respectively; a plurality of height-coded indicator lights (106); First Manchester signal input interface (107); First Manchester signal output interface (108); Wherein, one end of the first discrete quantity input switch, the first 28 VDC power switch (102) and the first 5 VDC power switch (103) are respectively connected to the input end of the barometric altimeter interface (101), and the other end are respectively connected to the power supply operation module (4); Wherein, a plurality of altitude coding indicator lights (106), a first Manchester signal input interface (107), and a first Manchester signal output interface (108) are all connected to the input end of the barometric altimeter interface (101).

3. The atmospheric data testing platform according to claim 2, It is characterized in that The first discrete quantity input switch comprises: First Manchester Signal Switch (109); First background light switch (110); Height coding switch (111); One end of the first Manchester signal switch (109), the first background light switch (110) and the altitude coding switch (111) are respectively connected to the power supply operation module (4), and the other end are respectively connected to the input end of the barometric altimeter interface (101).

4. The atmospheric data testing platform according to claim 1, It is characterized in that The electric airspeed indicator operating module (2) comprises: Electric airspeed indicator interface (201); Second discrete input switch; Second 28 VDC power switch (202); Second 5 VDC power switch (203); a second 28 VDC power indicator light (204), connected to the power supply operation module (4) and the second 28 VDC power switch (202) respectively; A second 5 VDC power indicator light (205) is connected to the power supply operation module (4) and the second 5 VDC power switch (203) respectively; Fault indicator light (206); Second Manchester signal input interface (207); A plurality of discrete output test interfaces (208); One end of the second discrete input switch, the second 28 VDC power switch (202) and the second 5 VDC power switch (203) are respectively connected to the input end of the electric airspeed indicator interface (201), and the other ends are respectively connected to the power supply operation module (4); The fault indicator light (206), the second Manchester signal input interface (207), and the plurality of discrete quantity output test interfaces (208) are respectively connected to the input end of the electric airspeed indicator interface (201).

5. The atmospheric data testing platform according to claim 4, It is characterized in that The second discrete quantity input switch comprises: Second Manchester Signal Switch (209); Second background light switch (210); One end of the second Manchester signal switch (209) and the second background light switch (210) are respectively connected to the power supply operation module (4), and the other end are respectively connected to the input end of the electric airspeed indicator interface (201).

6. The atmospheric data testing platform according to claim 4, It is characterized in that The altitude preselector operation module (3) comprises: Height Preselector Interface (301); The third discrete input switch; Third 28 VDC power switch (302); Third 5 VDC power switch (303); a third 28 VDC power indicator light (304), connected to the power supply operation module (4) and the third 28 VDC power switch (302) respectively; a third 5 VDC power indicator light (305), connected to the power supply operation module (4) and the third 5 VDC power switch (303) respectively; A plurality of output signal indicator lights (306); A third Manchester signal input interface (307); Second Manchester signal output interface (308); Wherein, one end of the third discrete quantity input switch, the third 28 VDC power switch (302) and the third 5 VDC power switch (303) are respectively connected to the input end of the height preselector interface (301), and the other end is respectively connected to the power supply operation module (4); The plurality of output signal indicator lights (306), the third Manchester signal input interface (307), and the second Manchester signal output interface (308) are respectively connected to the input end of the electric airspeed indicator interface (201).

7. The atmospheric data testing platform according to claim 6, It is characterized in that The third discrete quantity input switch comprises: Third Manchester Signal Switch; The third background light switch; Warning light switch; Mode adjustment switch; One end of the third Manchester signal switch, the third background light switch, the warning light switch, and the mode adjustment switch are respectively connected to the power supply operation module (4), and the other ends are respectively connected to the input end of the altitude preselector interface (301).

8. The atmospheric data testing platform according to claim 1, It is characterized in that The power supply operation module (4) comprises: 28 VDC terminal block (401); A 28 VDC fuse holder (403) connected to the 28 VDC terminal (401); 5 VDC Binding Post (402); The 5 VDC fuse holder (404) is connected to the 5 VDC terminal (402).

9. The atmospheric data testing platform according to claim 8, It is characterized in that The 5 VDC fuse holder (404) is a 1 A fuse, and the 28 VDC fuse holder (403) is a 2 A fuse.

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