variable information board in tunnel-捕鱼游戏

name/model number

xl-q910-25

xl-q910-20

xl-q910-31.25

pixel spacing

25mm

20mm

20mm

installation mode

top lifting/gantry installation

top lifting/gantry installation

top lifting/gantry installation

display size

1.2m*2.4m

0.96m*1.92m

1m*3m

full screen resolution

48*96

48*96

32*96

unit module size

1.2m*1.2m

0.96m*096m

1m*1m

unit module resolution

48*48

48*48

32*32

pixel ratio

4r2g/2r1g

2r1g

4r2g

maximum power of module

≤80w/㎡

≤100w/㎡

≤80w/㎡

module average power

≤50w/㎡

≤80w/㎡

≤50w/㎡

full screen size

1.2m*2.4m、1.2m*3.6m、1.6m*3.2m、0.96m*1.92m、1m*3m(optional)

display color

double primary color、full color、yellow、red(optional)

light source

light-emitting diode red led with super high brightness aluminum, indium, gallium, phosphorus four elements tube, pure green, blue led with super high brightness potassium nitride tube

luminance

≥12000cd/㎡

luminance control

32 level brightness control, manual, automatic, timing, can be set remotely

visual angle

≥30°

effective visual range

at the speed of 100km/h, the maximum distance (dynamic visual distance) of reading the sign is more than 250m and the static is more than 300m

wind resistance

≥40m/s

refresh rate

＞120hz

pixel out-of-control rate

＜0.1‰

driving mode

static constant current drive

communication interface and transmission speed

rs232 or rs485,speed 19200 ; ethernet 10m/100m adaptive.

voltage

ac220v±10%，50±3hz

operating temperature and humidity

-50℃～ 70℃、0～98%

lightning protection

working grounding resistance < 1 ohm, lightning protection grounding < 4 ohm

box protection

outdoor baking paint steel plate or aluminum alloy material optional, double-layer chassis, wind, lightning, anti-corrosion, dust and other properties in line with ip66 protection grade

mtbf

overall time to failure≥20000 hours

mttr

mean time to repair≤1 hour

controller mcu

using low-power working-level embedded processor, main frequency 400mhz, memory 64m bytes