### Setting of External Device

Click the [Serial Port] tab from the [PLC Settings] of the ladder software for the communication settings of the Serial port (RS232C port on CPU) and set as below.

Setup Items | Setup Description
--- | ---
Speed | 19200
Parameter | 7,2,E
Mode | HOST link
Unit No. | 0

NOTE

- For access beyond network, set as below.

Setup Items | Setup Description
Source Network Address*1 | Option
Node Address Setting Rotary Switch*2 | Option

*1Set in the routing table of "CX-Net Network Configuration". Please refer to the manual of the External Device for more details.

*2Set with the rotary switch on the front of the Controller Link unit used for access beyond network.

- Do not set the duplicate node address in the same network address group.