China P4.75 LED DOT Matrix Display, Find details about China LED DOT Matrix Display, P4 Dual Color LED from P4.75 LED DOT Matrix Display
Payment terms: | 35% deposit before production, 65% balance before shipping -T/T: -Paypal -Western Union -Escrow |
Packing: | -Standard Export Carton with fully Polyfoam or Pearl Wool -Flight case; -Anti-shaking wooden case |
Shipping: | LED module: 3 to 5 working days upon receiving deposit payment LED display: 5 to 8 working days upon receiving deposit payment |
After-Sales-Service: | -Lifetime with professional engineer support for free. -Within 1 year, supply spare parts for free if the machine has quality problem |
Description | Technical parameter | |
Unit module | Module size | 256*128mm |
Pixel pitch | 4mm | |
Pixel density | 62,500dots/m2 | |
Pixel configuration | 1R1G | |
Led specification | Φ 3ellipse | |
Pixel resolution | W: 16dots*H: 16dots | |
Cabinet | Dimension | 768mm*768mm*100mm |
Quantities of module | 18pcs | |
Power supply | 2-6pcs | |
Thermal discharge | Fan | |
Total weight | 450kg | |
Best viewing angle | 4-100m | |
Temperature | Storage: -35degree~+85degree | |
Working: -20degree~+80degree | ||
Thickness | can adjustable | |
Remarks: cabinet size can changed, upon project need. | ||
Power | Working voltage | AC220V/110V± 10% |
Average power consumption | 600W | |
Max. Power consumption | ≤ 1000W/sqm | |
Current | ≤ 20mA(single LED) | |
Control system | CPU | Pentium4 or above |
Operating system | WIN98/2000/NT/XP | |
Control method | Synchronization | |
Main technical parameter | Driving device | 1/16scanning |
Drive type | Constant Current driver IC | |
Refresh frequency | ≥ 400Hz | |
Grey scale/colors | 256 levels of each color(R/G/B)/16.7M color | |
Brightness of white balance | More than 3500cd/sqm | |
Brightness adjustment | 256 levels of each color(R/G/B)by software | |
Operating ambient humidity | 10%--95% | |
Video signal | PAL/NTSC | |
Control system | DVI display card+dual color controller card | |
MTBF | ≥ 10, 000hours | |
Life span | ≥ 100, 000hours | |
Flatness | Tolerance of inter pixel ≤ 0.3mm | |
Tolerance of modules clearance≤ 0.6mm | ||
Power switch | Automatic switch | |
Display mode | 1024*768 | |
Software | LED media player |