LED variable speed limit signs
Category:
Traffic guidance series
Key words:
LED variable speed limit signs
Product Introduction
LED variable speed limit signs, usually set up on urban roads that require a limit on the speed of vehicles
section, especially at competition venues, highway entrances, and areas with high traffic volumes.
In view of the slippery roads and sudden fog in rainy days, the traffic management department has actively adopted advanced technology to carry out large-scale upgrading and transformation of traffic management auxiliary facilities, which has greatly reduced the traffic congestion under bad weather conditions.
Product Structure
1. The product chassis conforms to the national standard paint color card No. 510 blue-gray;
2. The base of the product display is matte black, and the brightness factor is less than 0.03;
3. The graphic outer ring of the display is red when it is illuminated, and black or colorless when it is not illuminated;
4. The digital characters of the display are yellow when they are illuminated, and black or colorless when they are not illuminated.
5. The visual angle of the product is greater than 30 degrees;
6. The static visual distance of the product is greater than 250m;
7. The dynamic visual recognition distance of the product is greater than 210m;
8. Each pixel of the display screen emits light evenly, and the unevenness of the normal luminous intensity between the pixels in the whole screen range is less than 5% under the condition of rated working current;
9. The driving mode of the display pixel adopts static constant current drive.
Technical performance of the product
1. Display content: It can display up to three digits (including three digits) and other content, such as 5, 10, 15, 20, 30, 40, 50, 60, 80, 90, 100, 110, 120, etc., and can control all on and off;
2. Signal control function: through the intersection traffic signal, and according to the characteristics of traffic flow to implement LED variable speed limit sign control; Remote control function: the display content can be adjusted remotely and in real time through the command center platform, and the group display can be flexibly carried out according to the actual situation;
3. Dimming function: The luminous intensity of the display can be automatically adjusted according to the illumination of the surrounding environment or the timed dimming control can be implemented through the command center platform to avoid the formation of glare at night when the illumination is low, which affects the visual reading of information.
Product parameters
1. Dimensions: 1600mm× 1600mm×130mm;
2. Rated working voltage: AC230V/50Hz;
3. Rated power: 200W;
4. Enclosure protection level: IP65;
5. Product features: display text, pictures, preset 16 sets of programs, for optional playback, indoor and outdoor different specifications for selection;
6. Common dot spacing: 16mm, 20mm, 25mm, 40mm, etc. ...
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