User manual

Table Of Contents
89 Chapter 5
5.1.11 PCI-1622CU
The following table and figure show the pin assignments for the PCI-
1622CU card’s female DB78 on the bracket in RS-422 and RS-485
modes and male DB9 if you link cable OPT8J, male DB25 if you link
cable with OPT8I.
Table 5.25: PCI-1622CU male DB9 on cable (OPT8J)
Pin RS-422 RS-485
1 TxD- Data-
2 TxD+ Data+
3RxD+ -
4RxD- -
5GND GND
6RTS- -
7RTS+ -
8CTS+ -
9CTS- -
Table 5.26: PCI-1622CU male DB25 on cable(OPT8I)
Pin RS-422 RS-485
2RxD+ -
3 TxD+ Data+
4RTS+ -
5CTS+ -
6RTS- -
7GND GND
8 TxD- Data-
20 RxD- -
22 CTS- -