led message sign making Data Sheet
(1)led message business sign making pixel Parameter
No.
Item
Parameter
1
Pixel pitch
PH20 mm
< Resolution 2500 dots/sqm, could be analyzed up to 10000 dots/sqm>
2
Pixel configuration
2R 1PG 1PB
< 2 red, 1 pure green, 1 pure blue, Total 4pcs LED >
(2)Tube Chip Parameter
No.
Item
Wave Length
Model No.
Manufacturer
1
Red chip
620-625nm
400-600mcd
B1-Epistar
2
Pure green chip
520-525nm
1100-1600mcd
B1-Silan
3
Pure blue chip
465-470nm
300-600mcd
B1-Silan
(3) LED displays screen Parameter
-
Screen body area
m × m =sqm -
Whole screen pixels
Real pixels: (L) × (W) -
Virtual pixels: (L) × (W)
-
Unit box pixels
48dots×48dots, unit box size:960×960×150mm -
Cabinet material
Cold rolled steel -
Display brightness
≥6500cd/sqm -
Brightness adjustment
256 grade automatic, 8 grade manual -
Drive Mode
Static latching -
View Angle
140 degrees(left and right view angle) -
View Distance
15-300 meters -
Grey Scale
409640964096 grade -
Refresh Frame Frequency
400HZ(Guarantee that the picture will not tingle when the pick up camera is kinescoping) -
Control Mode
Video Frequency synchronization with computer -
Data Transmission Interface
RS232,CAT 5 network cable,Optical fiber cable -
Screen Lifespan
100,000 hours (about 11 year)
