P20 Dual- Color Portal Frame Variable Message Signs With Refresh Rate 500Hz+,And Used In The National Road

Outdoor message signs must typically operate for over ten years in a harsh, corrosive, and exposed working environment. Dicolor LED traffic sign use new 15 and 30 degree viewing angle lamps. The maximum LED junction temperature limit of +130℃ enables high temperature operation in bright sunlight conditions. The lamp epoxy uses UV inhibitors to reduce the effects of long term exposure to direct sunlight.

Specifications:

Description:

1. Advanced sign design offer perfect display of stand speed limit for led traffic

2. 2mm aluminium housing,fully welded with internal strength and support members

3. Rear led indicator for notice

4. Upper and lower flashing lantern also use long-life Nichia

5. Enviromment protection to IP65.Operating temperature range:-40°C~70°C

6. No secondary glazing that would reduce brightness or cause feflections,enclosure is perforated for individual led lenses

7. optical performance conforms to European standard EN12966

8. Visibility of display 15m-500m

9. Low power consumption,12VDC/110-230VAC optional,solar panel unit also optional

10. Big capacity date logger record the operation in CSV file.Via USB or RS-232 cable download to PC

11. Contrast ratio better than 10:1 over full ambient light level range

12. External input control of brightness over 16 levels,coordinating ambient light monitor available

13. Use Nichia high intensity led technology with exceptionally

14. Left hinge,open the cabinet more than 90 for easy maintenance

15. View angle: 15 vertical,30 horizontal

16. Communication:RS485/RS232/Serial port/GPRS/GPS/RF/TCP-IP/internet options available via Yaham controller

Applications: