Real Time Automation, Inc.
36
1-800-249-1612
Modbus RTU Client Device Configuration
The bottom area of the Modbus RTU Client Configuration page lets you configure up to 32 external
Modbus RTU server devices.
1)
To add additional server connections, click the -Select- dropdown under Modbus RTU Client Device
List and select
Add Generic Server
option.
a)
If you are configuring multiple devices click
<<
or
>>
to navigate to another device.
b)
To create a new server with the same parameters already configured from another server, click
the -Select- dropdown and select the
Add from Modbus RTU
X
option (where X represents the
server you wish to copy parameters from). Once created, you can make any additional changes
needed to that new server.
c)
To remove a device, navigate to the server to delete using the
<<
and
>>
buttons and click the
Delete Server
button.
d)
Click the
Save Parameters
button to save changes before restarting or going to another
configuration page.
2)
The
Enable
check box should be selected for the device.
3)
Enter a
Device Label
to identify the device within the gateway.
4)
Enter a unique Modbus RTU
Server Address
for the device on the network.
5)
Force Function Code 15/16 for Single Writes:
Only select this if the Modbus RTU device does not
support Modbus Function Code 5/6.
6)
Enable 0-Based Addressing
: Check ONLY if the server you are connecting to begins their register
numbering at 0 OR they specify that their device addresses are 0-based.
