63230-319-204A2
PowerLogic™ Ethernet Gateway
12/2008
Setup
© 2008 Schneider Electric. All Rights Reserved.
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Slave Mode Device List Setup
Serial port slave mode allows serial Modbus master devices to access
information from serial slave devices across a TCP/IP network. Figure 6
below illustrates how the devices are connected using the device list
settings in Figure 7.
If you selected Slave mode on the Serial Port page, follow the steps below
to set up the device list:
Figure 6:
Slave Mode Topology
2
5
2
3
4
5
6
7
Ethernet
Connection
EGX in
master mode
IP address:
169.254.0.75
RS485
connection
Serial Slave Devices
RS232 or RS485
connection
Up to 16 remote IP connections
with up to 128 serial slave devices
are possible
EGX in
slave mode
EGX in
master mode
IP address:
169.254.0.28
Serial Slave Devices
RS485
connection
Action
Result
1. From the Setup page, click Device List.
Opens the Device List page.
2. Select the number of viewable devices (1 to
128), then click Apply.
Selects the number of viewable locations that
can be used to define remote Modbus TCP/IP
devices.
3. In the Local ID text box, type the local ID
(address) of the serial slave device.
Enters the address of the device that the local
Modbus master device will use to access the
remote device.
4. In the Remote ID text box, type the remote
ID (address) of the serial slave device.
Enters the serial slave address of the remotely
connected device.
5. Select the Connection.
Selects the Modbus TCP/IP address to
associate with the remote ID.
6. Repeat steps 3 through 5 until all of the
devices are entered.
Enters all of the mapping information for the
EGX to communicate to the remote devices.
7. Click Apply.
Updates the Device List settings.
Figure 7:
Device List Page in Slave Mode
