X511 CR

I/O Exp. Board/3 RS-485

RS-485 ports : 3
COM3 : RS-485 : Data+, Data-
COM4 : RS-485 : Data+, Data-
COM5 : RS-485 : Data+, Data-
16550 compatible
Internal FIFO : 16 bytes
Transmission speed: 115.2K BPS max.
Self-Turner ASIC inside : Yes
Isolated : none