### Setting of External Device

For External Device communication settings, use the ladder software (CX-Programmer).

Refer to your External Device manual for details.

##### Ladder Software Setting

1. Start up the ladder software.

2. Select [New] in the [File] menu to display [Change PLC] dialog box.

3. Select External Device in the [Device Type].

4. Clich [Settings...] in the [Device Type] to display the [Device Type Settings] dialog box.

5. Select CPU type in the [CPU Type] and click [OK].

6. Select connection type in the [Network Type].

7. Click [OK].

8. Double click [Settings] in the tree view of the work space to display the [PLC Settings] dialog box.

9. Check "Custom" in the [Communications Settings] of the [Internal RS232C port] tab.

10. Set the setup items as below.

    Setup Items | Setup Description
    --- | ---
    Baud | 19200
    Format | 7,2,E
    Mode | Host Link
    Unit Number | 0

11. Close the [PLC Settings] dialog box.

12. Transfer the communication settings to External Device.

13. Reboot the External Device.