### Settings of External Device

Use the engineering software MELSOFT GX Works3 to set up communication settings on the External Device.
For details on communication settings, please refer to the manual for the External Device.

1. Start the engineering software.

2. From the tree view, expand the [Parameter] node and double-click [Module Parameter] for the External Device.

3. In the [Module Parameter] window, specify the following parameters.

- Basic Settings (Own Node Settings)

  Setup Items | Settings
  --- | ---
  IP Address | 192.168.0.1
  Subnet Mask | 255.255.255.0
  Enable/Disable Online Change | Enable All(SLMP)
  Communication Data Code | Binary

4. From [External Device Configuration], click [Detailed Setting] and the [Ethernet Configuration] window opens.

5. From the [Module List] window's [Ethernet Device (General)] area, select [SLMP Connection Module] and drag-and-drop to the settings screen.

6. In the settings screen's [SLMP Connection Module], set up the following.

   Setup Items | Settings
   --- | ---
   Protocol | TCP
   Port No. | 1025
   Existence Confirmation | KeepAlive

NOTE

- Set KeepAlive if the External Device has this function. If communication is interrupted without KeepAlive, the External Device may not be able to reconnect.

7. To save the settings, in the [Module Parameter] window click [Apply].

8. The project is saved and sent to the External Device.
   Make sure the [Module Parameter] check box is selected.

9. Either turn the External Device power OFF/ON, or reset the External Device to verify the changes.

NOTE

- Check with a network administrator about IP address. Do not set the duplicate IP address.