Some standard content:
Ic 93. 080. 79
People's Republic of China Public Security Industry Standard GA/T 484-2004
ILED road traffic induction variable sign
LED variahle sign of road traffic guide2004-04-12 Issued
Ministry of Public Security of the People's Republic of China
2004-10-01 Implementation
Current Normative Reference Documents
Terms and Definitions
Classification and Naming
Test Methods
Test Rules
Installation and Use-
5 Transportation and Storage
Appendix A (Normative Appendix)
Color Diagram
GAT 484—2304
This standard is a normative design
This standard is proposed by the Ministry of Public Security Road Traffic Management Standardization Technical Committee 1: This standard originates from: Ministry of Public Security Traffic Science Research Institute: GA/T 284—2034
Participating units: Shanghai Bo San Zhi Technology Development Co., Ltd., Shenzhen BOE Intelligent Display Technology Co., Ltd. Promoters of this standard: Yin Honghe, Hao Jianhua, Ying Lei, Lou Jianxin, Lu Juyi, Lu Litong, Gong Lihua, Dalin, 1 Scope
LED road traffic induction variable signs
GA/T434—2004
This standard specifies the classification, name, technical requirements, test methods, inspection specifications, identification, other awards, transportation and survival
standard variable signs for road traffic induction, 2 Normative references
The following references shall become the terms of this standard through the reference of this standard. For the referenced documents with a long-term reference period, all subsequent amendments (excluding errors or design versions) shall not be applicable to this standard. However, the latest versions of these documents may be used based on the agreement of the parties to this standard. The latest versions of the referenced documents shall not be applicable to this standard. G1? The Chinese character encoding character case is based on the case G3/T 2422.1 Electrical product environmental test Part 2, test A: Low GIs/2423.21 Electrical product environmental test Part 2, test A: High GIs/2423.3 Electrical product environmental test material test C: Steady state heat test method GB/T 2123.10 Electrical product circulating current test Part 2: Test method Fe series dynamic (stop) test (GB/T 212317 Electrical product basic environmental test specification 45SSA1 Automotive front light energy generation equipment reliability test method (/T0A0, ? Equipment reliability test equipment failure rate set under the failure rate and the initial light barrier ratio verification point scheme 3 Terms and definitions The following terms and definitions apply to this standard. 3. 1 LED light emitting diode LED product light emitting diode English writing ixel A single or multiple T positive group of the basic display of its light or off state of the total unit, 3. 3
Display module displaymdmle
is an independent small unit on the structure, usually in the form of a standard, so that the entire TE>road traffic induction variable sign is installed.
The display module is an independent small unit, a small sign, a control circuit and a corresponding structure. GA/T484-2534
LED variable road traffic induction sign (hereinafter referred to as induction sign) is a small display screen composed of a picture system with text, image, etc. to express traffic induction information in a light-like manner: 3. 6
Induction system gulkesystem
Provides induction information and controls the induction sign display time system 3.7
Out-of-control point ant-af-contrulpixel
The luminous state is consistent with the display state required by the manufacturer. LE.3. Day
loss rate ouit-of-cntrolratin
The distance between all control points and the image end,
image point spacing
pulpitch
measurement mearetxis
Xie digital guide sign optics: when the coin is white, it is a horizontal axis of the induction sign half painting. 3. 11
Single-color induction mark single-rolor Inducemenlsiwn is composed of single-primary color TD devices to form induction marks, 3.12
Dual-color induction marks dnuble-color indicationslgn red, green 1.FD devices to form induction marks: 3.13
Blue-primary color LEP reading induction mark three-cnrindutemenislgn main red, through, step color【,F components form adjustable convex multi-color induction marks. 3. 14
High-brightness measurement higllurninamce
Luminosity in the whole induction range with high pitch and highest gray level. 4 Classification and naming
4.1 Components
Induction signs include display screens, controllers, racks, cabinets, and special installation parts. 4.2 Classification
Induction signs can be divided into three types: single-color, dual-color, and three-color. According to display performance, they can be divided into real, graphic, and visual; according to 1.F[pixel, they can be divided into partial and full-color. 4.3 Naming
The product model is named as follows:
YTRZ □ C-
5 Requirements
5. Composition, structure, appearance and size
The product number is expressed by the manufacturer's code, generally in letters GA/T 484—2004www.bzxz.net
Classification of display colors. A is single color, B is double color, C is triple color. According to the structure, 5 is full color, 1 is partial color. Write one color induction sign in Chinese.
5.1.1 The traffic transparent variable sign recording display screen will be made of system, rack, box, installation and connection parts. 5.1.2 The transparent sign requires a solid structure and beautiful appearance, and no feeder or other defects. 5.1.3 The outer shell (system box) and the connecting parts should have the same color as the user, without defects such as scratches, material marks, and large base falling off. 5.1.4 The control box can be installed on the induction sign pole or in the induction sign box: it is required to be inspected and The terminal is in the correct position and complete; the outlet holes of the box are suitable and the notches are not scratched; the box body is in good condition: the wiring inside is neat and the circuit numbers are clear; the bottom of the box is neat and tidy, and the anti-error locking measures are adopted; the door of the box is flexible and easy to close; the box is clean inside and outside; 5.1.5 The image and service display blocks inside the box are uniform and flat, and the uneven bottom is not greater than>rn/, the center of any relative image is recognized as the center of the cup, and the smaller is, J1ZH(2)
武中:
image center is relative to this detailed ticket
measured image center is more
nominal pixel center distance.
5.1.6 Dot Pitch
Dot Pitch Specifications 1emma.20mm.25mm.
5.2 Function
5.2.1 System Management
Software management, the software has the ability to manage the system. E.2, 1.1 The software can manage the system working status, including the working status of the broadcast and equipment, communication control, etc. The induction sign should also have a self-checking function and a working status indicator light. Through self-checking, the effectiveness of the optical device, the communication performance of the switch port, etc. can be correctly detected and uploaded on the working status indicator light, which can be recorded in the software. 5.2.1.2 The device should have the ability to switch, set and close the guide sign remotely. 5.2.1.3 The software or virtual device can control the guide sign of the whole competition and the whole fire. When the image sensor is in the closed state, the laser should not be generated. 5.2.1.4 The software can display the installation process, equipment name, number, external identifier, type, various connection schemes, and the selection (distribution) center and other information.
5.2.1.5.2.1.6 The software can check and print the system output certificate record, outdoor induction sign display content book, market certificate record and other information.
5.2.1.7 The software has the reporting function, which provides a common reference time for all control calculations and outdoor induction signs for time calibration. 3
GA/T 484-2004
5.2.1. The software should be in Chinese, with good interface, easy operation, and recoverable error without causing system crash: 5.2.2 Text and graphic information editing and display
5.2.2.1 The system should be able to display all Chinese characters and single graphics in Chinese, English, Chinese, English, Chinese. The digital characters can be in 5×16, 21×21, 3×32, and the English characters can be in 16, 21×12, 32×1E.|| tt||5.2.2.2 The system should basically support the common multiple-image file formats, such as HV, IPC, 1F, TIFF and other graphic formats. The system can expand the supported graphic formats through upgrading, and AVI, MPH, CIF, IC<3ES and other dynamic file formats can be selected.
5.2. The monochrome guide mark has the following display effects: full black, static display, left and right, double-click, shift, mode, full white window, fly-out, limited screen display, etc.
5.2.2.4 In addition to the monochrome guide mark function, the dual-tone mark also has the following features:! 6) Text display function requirements: text display must be fixed, please do not apply) the requirements have at least [one point of the level 5.2.2.5 three-color room guide state in addition to the requirements of information with two primary colors to guide the international sign has the function, but also should have the ability to show TV, record and visual teaching calligraphy and painting. 5.2.3 Traffic information release
5.2.3.1 Traffic information release mode
The system can provide one or two required information release modes. Extended information display: can display the most common traffic information: such as traffic law, transmission spectrum, etc., according to the set display time, service information playback, information point, display system time change: of the system! 1. The guidance information is: the air condition, flexibility, road purity, air congestion, etc. are displayed by the system. It can be set as an email display or set to send out the light control system to show 5.2.3.2 Traffic information release optional mode || tt || Automatic induction information is automatically generated by the induction item according to the real-time dynamic information from the parent traffic flow detection system according to the pre-set calculation, such as traffic flow data, parking space vacancy, traffic congestion information; real-time information such as the reception of the accommodation, etc., and the guidance information is finally artificially recognized in the hall, and the guidance information is displayed. 5.2.3 .3 Release control mode
The induction sign has a different control mode
) The displayed content must be stored in the local area. In case of a cut-off, etc., the induction sign is displayed according to the local stored content
) The induction system controls the display screen to display the content 5.2.4 Light function
The induction sign has no ambient illumination detection device, and the luminous image is formed according to the ambient illumination. When the illumination is low, the image is read, and the state control is carried out. The induction sign is kept below % of the height. 5.3 Optical properties
5. 3.1 Brightness requirements
For dual-primary colors, primary color induced writing signs, the filter cups in the direction of the color axis are as follows: Red: 2n001/m
Green 3500d/t
Yellow: jmrd/m
Three colors 6U<(1/m
Based on this, the percentage of the change in each direction is called 1)
5.3.2 Luminous uniformity
Minimum percentage of induced writing signs in each direction
Horizontal flame times
(right)
GA/T 484—2C04
Width/d/:
Induced center of the answer to the question of the distribution of the points in the same small free sentence (the points are straight lines for at least ICCmm circle, well at least 1 pixel of the perfect average value of the government meet the table: Assume that any two of these points "and 2, their interval! Brightness 5, the next to the core of the night shall not be 1XB.,[/f21.5xB./c m
In the formula:
The brightness value of any two measuring points 1 and 2, the unit is control per square meter (1/1m): 1: The minimum effective value in all measurements, a single stand is the actual value per square (d/a>L.
The two measuring points selected, and the distance between them, and the position are (). 5.3.3 Out of control point
The first point of the induced mark should not be larger than 0.03% and be discretely distributed, 5. 4.4.1 Color performance of the base color of the induction mark The base color of the induction mark should be a matte color. 5.4.2 Luminous chromaticity performance The color performance of the induction mark can be white, such as single-color, double-color induction mark and three-color induction mark. The chromaticity performance should be as shown in Table 2. The chromaticity coordinates of the intersection points of the induction mark color boundaries in Table 2 are as follows: 6, 735, n, 305, g, 2 56, 2, 151
GA/T484—2004
Intersection
5.4.3 Three-primary color induction sign primary color main wavelength regulations Table 2 (thread)
Product type mark
For full-color emergency induction signs that use red and green monitoring LEDs to form a primary color, the wavelength difference between the three primary colors and the wavelength of the induction mark is stipulated as follows:
-Red: The main wavelength range is 2nnv~G3snr. When the length deviation is not more than 5nm. Green: 200nm-533nm. Wavelength: 465nm-400nm. Wavelength: 5.4.4 Color: Color: A, 5.5 Power: Monochrome and dual-color induced power should be less than: 1000w/m5.6 Electrical safety performance: 5. 6. 1. The insulation resistance of the induced wire terminal and the machine shall not be less than M5.6.2. When a 1500V positive current with an effective value of 50H is applied between the power supply terminal and the charging core, there should be no flashover or random breakdown when the current is 31114V for 1min. 5.6.3. The full daily current of the induced current shall not exceed 5 ILA per square meter. 5.6.4. Safety grounding. A safety protection belt shall be set between the grounding terminal and the machine. The contact resistance between the grounding terminal and the shell shall be less than C.1, and the grounding protection mark shall be provided. The parallel circuit breaker and the parallel power switch should have complete warning signs. 5.6.5 Power supply adaptability
The induction sign should meet the grid fluctuation requirements and should be able to work under the following conditions: Voltage: AC 330V153V or AC 380V+57V: Vibration seat: 50Hz=2H2
5.6.6 Protection regulations
The induction sign should take necessary anti-noise protection measures, such as seedling avoidance devices. 5.6.7 Temperature rise regulations
The hysteresis of the induction mark in normal use shall not exceed 1bK after reaching the thermal level, and the temperature rise of the single-insulated material shall not exceed 3R.
5.7 Communication interface and regulations
5.7.1 Interface: The mechanical interface shall be connected to the external device through R282, RS-485F, RJ45 or other interface, and the safety meter and relay protection shall be adopted, and measures such as water protection and fire prevention shall be taken. 5.7.2 Communication regulations CB/T3453 regulations
5.7.3 Communication mode, asynchronous, half-duplex and full-duplex. 5.7.4 Appropriate magnification, not less than 233 bits
5.7.5 The manufacturer shall provide detailed parameters and procedures for the system to be connected with: GA/T484-2004
5.6 The communication system using the public network for communication shall be encrypted or hardware encrypted, 5. The maximum number of errors per 4h shall be less than 2 times-
5.8 Environmental adaptability performance
5.8.1 Low temperature performance
For Class A system induction, under 4n\ conditions, according to 1.10.1 method is 81, the sign should be able to start and work.
x For the 3-level resistance induction sign, under the condition of 2, 6, 10, 1, the left method test Xb, the induction sign should be able to start and work automatically.
5. B. 2 High temperature resistance
Under 55°C, the method of 6.10.3 is tested to see whether the induction sign can start and work automatically. 5.8.3 Resistance to moisture and heat
Under the condition of overflow 4)%. and humidity (9+3:%, the product can complete the starting operation according to the compensation test of 6.1.3 for 48 hours. 5.4 Dustproof grade
The dustproof load should not be lower than 5K specified in GB4235, that is, anti-dust. After the test according to 6.10.2, there is no dust deposition in the low-voltage mark.
5.8.5 Waterproof grade
The European water grade is not less than [PX3] specified in T120 yuan, that is, anti-water. After the test according to 6.1.5, there is no sign of water on the inner part of the guide mark or the insulator, and there is no water accumulation in the guide mark. 5.8.6 Mechanical vibration resistance
When the guide mark is powered on . Carry out sweep frequency test within the vibration rate range of 1H2~150Hz according to the method of 5.10.6. After the test, the kinetic energy is positive, the system structure is not affected, and there is no looseness of parts. 5.8.7 Salt corrosion resistance
The printed circuit board, external balance room and common support bottom plate (other parts shall be agreed upon by the supply and demand parties) shall be carried out according to the method of 5.10.6. After 53 cards or inspection: there is no obvious corrosion phenomenon, and the metal components should have no red rust spots. The printed circuit board shall be positive after 25 natural source elements are moved:
5.8.8 Wind resistance
The induced sign structure can withstand a wind of m/s, which will not affect the service life of the sign board, and the permanent deformation caused by this shall not be greater than 2.
5.8.9 Weathering performance
Product quality information and specifications (parts to be selected and agreed by both parties) shall be in accordance with e.19.9. After 12 years of natural warm weathering test or after accelerated aging test with cumulative energy reaching 3.5×10°kJ/m: the induced signs shall be visible, and the values of chalking, cracking, rusting, etc. shall be clear. It shall be able to withstand a certain impact force for 6 years, and shall not be broken after impact according to 1.3.3. 5.9.
Under normal working conditions, the failure rate of the package shall not be greater than 1%, and the MTBF of the overall product shall not be less than 5rh.
6. Test method
6. 1 Test conditions
- Under short test conditions,
Environmental temperature: 1℃ ~ 35℃
Relative humidity: 15% ~ 75%
t: A/T 484—2C04
, kJ8kla--1cekPa
8.2 Classification, naming and identification
Daily test and supervision shall comply with the requirements of 1.2, 1.3 and 9.1. E.3 Appearance, structure and size inspection
External opening and marking method
Marking of the product's small size, precision A-grade steel ruler or sign ruler. Accuracy 2,32mm general measuring soldiers are used for measurement and calculation according to the formula in 5.1. The requirements of 5.1.5 are met: E.4 Functional test
6.4.1 System management function test
Test whether the service items specified in 5.2.1 can be realized. 6.4. Text, form editing and display test, 6.4.2.1 Whether the content specified in 5.2.2.1 can be displayed 6.4.2.2.2 file format: 6.4.2.3 Check the format and display mode of the typical induction signs through the test, which should meet the requirements of 5.2.2.3, 6.4.2.4 For the double-color induction signs, use the computer animation to compare the dynamic function. Compare the induction signs with the computer display device to check the dynamic function of the special test equipment, which should meet the requirements of 5.2.2.4. 6.4.2.5 In addition to the above dynamic surface, text, and cumulative function inspection, the video source should also be used to check the image and meet the requirements of 3, 2.2, and 5.
6.4.3 Traffic information release test
The test shall be able to achieve 1.2. No special changes shall be made to the information release method. 6.5 Optical performance
6.5.1 Test conditions:
81 Test darkroom, the layout and settings shall comply with the provisions of GF15SS-198118.1; 1) The light distribution performance test distance shall be greater than 1 and shall comply with the inverse ratio of illumination to the sensitivity of the measuring instrument. The angle between the diameter of the light receiving surface of the measuring instrument and the center of the test shall be between 1 and 7:1! 1) When measuring the scene, the actual measurement position and the specified position shall not differ by more than 16.5.2. The rated current is three 1 points. After the emission is determined, 8 measurement points are selected and measured. The half value of the intensity and the intensity gradient in each direction specified in 3.1 shall meet the requirements of 5.3.1.5.3.2. When measuring the luminous uniformity, the plate shall be measured at the maximum intensity and slightly high grayscale.
6.5.3 Day measurement method Check the out-of-control point of the induced mark: the induced mark The red and white test method is the most commercial grade + the number of full-length images. The red and white test method is used to calculate the red pixel rate; the red pixel rate is calculated by the formula (|)/, P is the total number of the whole sign (P is less than one square degree):
--The green image decay rate can be calculated by the following method-PTk, PtsPTc is the high-risk high-risk image loss rate P, b, 3.\Requirements! 5.6 Chromaticity performance
6.6 Induced sign, the color of the natural point and the luminous image set is not luminous. 6.6.2 For the color of the monochromatic primary color induced sign, the color measurement is performed on the blank film of the mark and the instrument is used to directly read the half mark of the product. When reading the coordinates of the whole plate, the distance between the two seats is not less than 3. The test results are shown in the appendix.
5.6.3 The deviation of the main wavelength and main length of the measured product is in accordance with the requirements of 4,3.
E.7 Dynamic rigidity
Use precision 1.5 to measure the product, and the annual cumulative rate is in accordance with the requirements of 1.5. 6.B Electrical safety performance
6.B.1 Insulation resistance
Use precision 1.3 to connect the ohmmeter to the machine. 6.9.2 Dielectric strength test (level 1 medium voltage withstand test) 5.8.3 Leakage current to earth 1.1 Estimate the rated source voltage, measure the leakage current to earth between the source terminal and the charger, 5.5.4 Contact resistance, measure the contact resistance between the top of the power supply and the protective earthing terminal. G.8.5 Power supply adaptability test 5.8.5.1 The power supply circuit is powered by the induced power supply, the main working voltage is 20V, the test voltage is adjusted to 18V-20V-320V-2:0V→253-2V-210V-18V: V full conduction mark test voltage is 323V.-3431+38--41F45V0V-32 V. Adjust to the test position 1 each time, respectively open and close the conduction mark circuit, and check whether the power is normal. 6.8.5.2 Use variable power supply, the power supply is kept at 2 or 8. Adjust the frequency of the core to 18111, 9[z, H1HH with a frequency shift of 1.5, and then turn on and off the power supply of the core to check whether the function is normal.
6.8.6 Lightning protection test
After the test, the device is required to be implemented.
6.8.7 Temperature rise test
After normal use for 11 months, use the point meter to test each point of 1 touch overflow, the virtual production platform 5,6,7 requirements. 6.9 Communication interface and program
After the induction mark is input into the system, it will continue to run for 21 hours, but the error-free card will strictly comply with the requirements of 3.7.? G.10 Environmental performance
6.10.1 Low temperature test
6.10.1.1 Test equipment
According to the requirements of 4M/12428,1, 6.10.1.2 Test procedure
According to the record of humidity before work, the test is carried out within 4 levels of EA sweet overflow resistance. After that, the test is carried out in the normal working position. The distance between the inner wall of the test box and the sample should not be less than 1JO0mm-the distance between the sample and the inner wall should not be less than 1JO0mm-the distance between the sample and the sample should be placed under the case for 2 catties. The test is also extended. The test is carried out under the same state. The test is observed and recorded whether the test is normal. The test pressure is taken from the old certificate sample, and the temperature is repeated at 2. The change sample meets the test standards.8.
b) Positive moisture resistance separation conductor mark
The test is carried out in a non-normal working position: the distance between the test point and the test point should not be less than 1mm: the conductor mark is exposed to the environment temperature of 2+3℃ for 2h, and the induction mark power is turned on. The induction mark is subjected to 8 tests in the working state after 1 point of the test and the test is recorded. After the completion, the sample is taken out and checked in the room for details whether it contains the requirements
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