Rockwell Automation 1734-APB POINT I/O Profibus Adapter Module Installation Instructions - Manual (Page 9)

9 POINT I/O PROFIBUS Adapter
Publication 1734-IN014C-EN-P - March 2002
PROFIBUS Connection Plug Wiring
Terminal Notes
0 No connection
Reserved
1 No connection
2 Chassis Ground
3 Chassis Ground
4 Common
5 Common
6 Voltage Input Apply 12/24V dc. Connects to the
internal power bus.
7 Voltage Input
Pin Number Name Description
Housing Shield Connected to Chassis Ground
1 Not connected
2 Not connected
3 RX/TX Data + Positive RX/TX data line
4 RTS Request to send
5 Data Ground Isolated ground
6 +5V BUS Isolated +5V from RS485 side
7 Not connected
8 RX/TX Data - Negative RX/TX data line
9 Not connected
PROFIBUS connection
Pin 3 - RX/TX Data + Pin 8 - RX/TX Data -
Pin 5 - Data Ground
Pin 6 - +5V
Pin 4 - Request to send (RTS)