Applications, Introduction, Configuring modbus – Perle Systems 5500161-40 User Manual
Page 333: Overview, Chapter 16 applications
IOLAN SDS/SCS/STS/MDC User’s Guide, Version 4.0
333
Applications
Chapter 16
16
Introduction
This chapter provides examples of how to integrate the IOLAN within different network
environments or applications. Each scenario provides an example of a typical setup and describes the
configuration steps to achieve the IOLAN functionality feature.
Configuring Modbus
This sections provides a brief overview of the steps required to configure the IOLAN for your
Modbus environment. You can read the
Modbus Gateway Settings on page 334
sections for more specific information about the Modbus settings.
Overview
This section describes the high-level steps required to configure the IOLAN as a Modbus Master or
Slave Gateway.
Configuring a Master Gateway
To configure a Master Gateway (Modbus Master connected to the serial side of the IOLAN), do the
following:
1.
Set the serial port that is connected to the serial Modbus Master to the
Modbus Gateway
profile.
2.
In the
Modbus Gateway
profile on the
General
tab, set the
Mode
to
Modbus Master
.
3.
Still on the
General
tab, click the
Destination Slave IP Mappings
button to map the Modbus
Slave’s IP addresses and their UIDs that the serial Modbus Master will attempt to communicate
with.
4.
For specialized configuration options, select the
Advanced
tab and configure as required.
Configuring a Slave Gateway
To configure a Slave Gateway (Modbus Master resides on the TCP/Ethernet network), do the
following:
1.
Set the serial port that is connected to the serial Modbus Slave(s) to the
Modbus Gateway
profile.
2.
In the
Modbus Gateway
profile on the
General
tab, set the
Mode
to
Modbus Slave
.
3.
Still on the
General
tab, specify the Modbus Slave UIDs that the TCP Modbus Master will
attempt to communicate with.
4.
Still on the
General
tab, click the
Advanced Slave Settings
button to configure global Slave
Gateway settings.
5.
For specialized configuration options, select the
Advanced
tab and configure as required.