### External Device Settings

Use the ladder software (GX-Developer Ver.8.68W or later) for the External Device communication settings. However, when using Q**UDVCPU, use GX Works2 V1.95Z or later. Refer to your External Device manual for details.

1. Start up the ladder software.

2. From the [Project] menu, select [New project] to display the [New Project] dialog box.

3. Select the External Device you want to use from [PLC Type], and then click [OK].

4. Double-click [PLC Parameter] in the tree view to display the [Q parameter setting] dialog box.

5. Select the [Built-in Ethernet port] tab.

6. Enter "192.168.0.1" in [IP address].

7. Click [Open settings] to display the [Built-in Ethernet port open setting] dialog box.

8. Set each item as follows:

   Protocol | Open Method
   UDP | MELSOFT connection

9. Click [End].

10. Click [End] in the [Q parameter setting] dialog box.

11. Transfer the communication settings to the External Device.
    This completes the External Device setup.

NOTE

- Check with the network administrator about the IP address.

- Be sure not to duplicate IP addresses on the same network.