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Settings
Settings
Overview
The I/O Interfaces Settings window configures the parameters that are global to all I/O channels.
I/O Access Functionality
Field Descriptions
Configure the following parameters:
Enable I/O Access
to Modbus protocol
Enables/disables Modbus as the communication protocol for all the I/O
channels.
Default: Disabled
UID This is the UID you are assigning to the IOLAN, which is acting as a Modbus
slave.
Default: 255
Advanced Modbus
Settings Button
Click this button to configure global Modbus Slave settings.
See Advanced Slave Modbus Settings for field descriptions.
Allow Modbus TCP
Application (API)
Allows a host running a Modbus/TCP application to communicate to the I/O
channels using the standard Modbus API.
Default: Permanently enabled when
Enable I/O Access via Modbus protocol
is enabled
See Modbus I/O Access for function codes and I/O coil/registration
descriptions.
Allow Modbus
RTU/ASCII via
TruePort
Enables/disables serial Modbus application access to the I/O over the network
using the TruePort COM redirector feature.
Default: Disabled
See Modbus I/O Access for function codes and I/O coil/registration
descriptions and Accessing I/O Data Via TruePort for the Perle API.