The repeater can be linked in the RS232 or RS422 modes, using the
relative pins of the connector. The repeater automatically selects the
right internal interface.
If the supplied standard extension is used, connect as indicated in the
following table:
9-PIN CONNECTOR
SIGNAL
REPEATER
TERMINAL PIN
2
RX232
3
3
TX232
2
5
GND
5
7
TX422-
1
9
TX422+
6
1
RX422-
7
6
RX422+
9
RD52HL
1-17