Yaskawa GPD 515-G5 Modbus RTU - Manual (Page 9)

2-2 RS-232D Communication
RS-232D Serial Communication
RS-232D Serial Communication is accessed through connector 6CN on the GPD 515ís control
board. Pin 1 on the 6CN connector is for the transmission of data, Pin 2 is for the receipt of data,
and pin 4 is for the ground connection. The RS-232D pin out is shown in the diagram below.
Figure 2-1. RS-232D Pin-out at 6CN Connector
Cable Specifications:
-cable should be a shielded, thin twisted wire 22-28 AWG
-cable pinout is as follows:
Computer - 9 Pin Female
D shell
GPD 515 Connector for 6CN
3 - Tx 2 - Rx
2 - Rx 1 - Tx
5 - GND 4 - GND
-pinout for devices other than a computer (PC), such as a PLC, may vary.
GPD515
6CN
Connector
GND
1
2
3
4
Rx
Tx
1CN
Connector
2CN
Connector