Chapter  4  Installing Hardware and Wiring 
4-79 
 
4.11.4 Wiring AH15SCM-5A 
RS-232 COM Port communication port 
Pin  RS-485 
   
1  N/C 
2  TX 
3  RX 
4  N/C 
5  GND 
6  N/C 
7  N/C 
8  N/C 
9  N/C 
 
4.11.5 Wiring AH10PFBM-5A/AH10PFBS-5A 
4.11.5.1 Connecting the PROFIBUS-DP Connector 
  Insert the PROFIBUS-DP connector into the communication port on AH10PFBM-5A/AH10PFBS-5A. 
Tighten the screws on the PROFIBUS-DP connector to ensure that AH10PFBM-5A/AH10PFBS-5A is 
reliably connected to the PROFIBUS-DP connector. 
 
 
 
 
4.11.5.2 Definitions of the Pins in the PROFIBUS-DP Port 
 
Receiving/Sending data (P (B)) 
Data reference potential (C) 
Supplying positive voltage (5 V) 
Receiving/Sending data (N (A))