Isolated 4 channel serial communications card CONTEC RS-422A/485 PCI
This board is external equipment and an interface board of the PCI bus conformity which performs serial communication of RS-422A/485 conformity.
It has the serial port of RS-422A/485 conformity of four channels by one sheet.
"By using attached standard COM driver software [COM Setup Disk], it can access as a Windows or standard COM port for Linux.
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