Outdoor LED display
installation should make, maintenance, protection measures, in order to prevent the outdoor environment affect normal use LED display.
So, outdoor LED display what protective measures to do well?
Summarized the following points!
Outdoor LED display protection measures: 1, the lightning protection measures for installation construction and screen to screen to avoid strong caused by lightning electromagnetic attacks, display screen and outside packaging protective grounding must be kept, and the resistance of the grounding line should be less than 3, so I can make caused by thunder current can be timely from ground line.
2, the entire screen, moisture-proof measures in the box body and box joint of water-proof and dust-proof, and screen the mechanical installation object attaches to achieve seamless connection, avoid water be affected with damp be affected with damp.
In the interior of the screen to have good drainage and ventilation measures, if internal appeared the situation of the water can get timely treatment.
3, about the circuit chip selection problem in our country northeast area, the winter air temperature in the generally can reach to ten below zero, so in choosing a circuit chip, must choose working temperature at minus 40 degrees Celsius to 80 degrees Celsius degrees of industrial-grade chip, avoid caused by low temperature display won't start.
4, the screen body internal ventilation measures to screen the power will produce a certain quantity of heat, if this heat is not discharge, accumulated to a certain extent, can cause internal environment temperature is too high, affect the work of integrated circuits, serious can lead to burning, this display can't running work.
Therefore, we must prepare the screen body internal ventilation cooling measures, the temperature of the internal environment to maintain 5 between minus 10 to 40 degrees, highlighting the choice of the wick chose high brightness leds, can let us in the case of direct sunlight, still show the effect is good, but also can enhance the contrast of the with the surrounding environment, make the picture of the wider audience, in the distance is far, broad perspective, there are still doing.
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