External Device Settings

Use the programming 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 programming software.

2. Open the [Module Parameter] window for the target CPU.

3. From the [Basic Settings], set up the following in [Own Node Settings].

   Setup Items	Setup Description
   IP Address	192.168.3.250
   Subnet Mask	255.255.255.0
   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	Setup Description
   Protocol	TCP
   PLC Port No.	1025
   Existence Confirmation	KeepAlive(Default)

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.