a), use 32 bits processor with fast calculation speed.

b), integrate tens of functions. Users can shift the functions easily through the parameters setting instead of changing chip.

c), simple on line program, able to upgrading the system immediately in the field.

d), add fault code setting, convenient for maintainers to eliminate the faults.

e), electromagnet would protect the circuit, the external wiring will not cause damages on hardware and could be used safely.

f), equal to the functions of 3rd and 3.5th generations of Shima Seike