Outdoor LED display occupies a leading position in the field of advertising. Depending on the requirements of each project, such as the choice of pixels, resolution, price, playback content, display life and pre- or post-maintenance, there will be different price.
Of course, we should also consider the load-bearing capacity of the installation site, the brightness around the installation site, the viewing distance and viewing angle of the audience, the weather and climate conditions of the installation site, whether it is waterproof, whether it is ventilated and heat dissipation, and other external conditions. So how to purchase LED display?
Here are some suggestions:
1. The display content. Length-width ratio, diploma according to the actual content, video size, generally client use 4:3 and 16:9 most.
2. Visual distance. In order to ensure long-distance visibility in the case of intense light, it is necessary to select ultra-high brightness light-emitting diodes.
3. Attention to the fire safety of installation sites, energy-saving standards of projects, etc. Of course, led brand, LED screen quality, product after-sales service, and other aspects are important to be considered. Led Display screen installed in outdoor, too much sunshine, rain, wind and, bad working environment. If the electronic equipment is wetted or seriously damped, it will cause a short circuit or even fire, which will lead to failure or even fire, causing losses. So in the structure of the above requirements is to take into account the weather conditions, can do wind, rain, lightning protection.
4. Requirements of installation environment. Industrial IC chips with working temperature ranging from - 40 C to 60 C are selected to prevent the led display screen working at low temperatures in winter. Installation of ventilation equipment to cool down, so that the internal temperature of the led display screen body is between - 10 C and 40 C. Axial fan are installed above the back of the led display screen body.
5. Cost control. The budget of the led display screen is an important factor to be considered.
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