Sell Vehicle Loop Detector

1. High stability oscillatory technology ---- Frequency fluctuation <2x10^-5 Hz

2. Fast and high precision frequency detection ----single channel 0.33ms/four

channel1.330ms, measurement error<2x10^-5Hz  

3. High-speed channel sequence scanning technology ----eliminate crosstalk interference between channel coil.

4. Each channel four kinds of oscillation frequency selection switch----eliminate crosstalk interference between multiple cards coil

5. Dual sensitivity vehicle detection patent technology ----255 sensitivity levels setting

6. Fundamental frequency real-time updating technology ---- can eliminate temperature, pressure and other environmental factors led to deformation of the coils resulting frequency drift

7. Vehicle presence time setting----can be set freely within 1-65535 seconds.

8. Four kinds of digital output----passing type, existence type, extending type, delaying type, behind three presence time can be set freely within 1-65535 seconds.

9. Curve matching vehicle speed detection patent technology.

10. CAN Bus cascading patent technology----the same type of multi-block boards can be cascaded to use.

11. Bidirectional logic detection function ----vehicle moving forward and converse detection.

12. Bidirectional data detection function----detect vehicle length, speed traffic flow of moving forward and converse simultaneously.

13. Flexible statistic time settings ---- statistic time can be set to 0s, 10s, 20s, 30s, 1min, 2min, 5min, 10min, 15min, 30min and 60min.

14. Comprehensive traffic flow detection information----positive direction vehicle flux, converse vehicle flux, occupancy, average length, average vehicle gap distance and vehicle density.

15. Max storage space ----can store 480 items detection data

16. Main traffic data function ----10s detection data, includes average speed, average occupancy, average vehicle gap distance, positive direction flux and reverse flux, etc.

17. Accurate on-chip real-time clock ----can be maintained at least 20 days exact time when power off.

18. Interface expansion ----can expand a serial, a IIC interface; Can be produced according to customer’s demand.

19. The industry’s most perfect lightning protection technology ----three levels lightning protection (semiconductor, isolated transformer, photocoupler isolation )

20. Current industry’s most wide power input range ----12VAC-48VAC/12VDC-48VDC

21. Current industry most wide temperature operation range---- -45℃ ---- +85℃

22. Self-contained overall reliability design----semiconductor isolation, photocoupler isolation, transformer isolation, ESD, EMI, signal integrity, hardware division design.

23. Optional four Baud Rate ----1200, 4800, 9600, 19200bps.