1 Supply 4-8 port RS-485/422 signal focus function
2 each interface support 256 points
3 all interface can supply more than 3kv optic electrical isolation
4 all ports setup short circuit and plough protection
5 support RS-232/RS-485 convert and RS-232/RS-422 convert, can also support relay.
6 adopt ?beforehand aggravation" technology design, even if the rate is at 9600pbs,traffic distance also can reach up t o 3000M.
7 use ADDC, auto text and control data transfer direction
auto test serial rate