GE RSTi-EP - Page 213

Chapter 5 Detailed Descriptions of I/O Modules
GFK-2958E RSTi-EP User Manual 209
Device with Independent
Voltage Supply
Supply with +24VDC
Supply with +5VDC
Connection Variants for the Voltage Supply
Pin Assignment of the Sub-D Plug (RS232 only)
Name
Signal
Direction
Cable Color
RS232 Pin
Assignment of the 9-pole plug (male)
1.1
RXD
Receive data
In
Brown
2
1.2
TXD
Transmit data
Out
Green
3
1.3
RTS
Request to send
Out
Blue
7
1.4
CTS
Clear to send
In
Red
8
4.2
GND
Signal ground
Grey
5
Assignment of the 25-pole plug (male)
1.1
RXD
Receive data
In
Green
3
1.2
TXD
Transmit data
Out
Brown
2
1.3
RTS
Request to send
Out
Yellow
4
1.4
CTS
Clear to send
In
Grey
5
4.2
GND
Signal ground
Blue
7