running memory 512MB;

 data storage 8GB + 16GB

 48 channels, expandable to 72 channels,

 single channel drive capacity 220V/5A

48 channels, support geomagnetism, 

video(optional)

The number of special dates that 

can be preset:

The number of time periods that 

can be preset in the timetable file:

The number of files that can be 

stored during the time period:

The number of phases that can be 

preset in phase file:

The number of phase files that 

can be stored: 

storage period is 1 year,

recording interval is 1 second

preset light state, actual light state,

operating mode

file modification records, temperature, GPS

, hardware error information, etc.

storage period is 1 year, recording interval is

 5 seconds

traffic flow, speed, vehicle type classification,   headway, occupancy rate, etc.

early interruption, delay, trigger, 

phase replacement

 RS232  X 2 

10M/100M/1000M adaptive network port  X 2  CAN bus  X 1               

USB Host  X 2               

GPS  X 1