3.
Connecting the RS232 Cable
The Female DB9 connector is wired as a Straight Through serial connection.
Pin #
Signal
1
NC
2
Tx
3
Rx
4
NC
5
GND
6
NC
7
NC
Planar UltraRes P Series RS232 User Manual
020-1408-02A
5
URP49 / URP55 / URP65
URP75 / URP85 / URP98
Page | 5