Communication Ports - IDEC SmartAXIS FT9Z-1A01 User Manual

5: S F
P ECI AL UN CTI ON S

Communication Ports

This section describes how to connect the SmartAXIS to other devices and how to communicate with them.
The SmartAXIS is equipped with a USB port, expansion communication ports (RS232C and RS485), and an Ethernet port. The
SmartAXIS can communicate with connected devices via maintenance communication, user communication, Modbus
communication, and remote I/O by configuring the port and communication method for connected devices.
Communication ports

All models are equipped with a USB port. The 24-, 40-, and 48-I/O types are equipped with optional RS232C or RS485 expansion
communication ports. The 24-, 40-, and 48-I/O types are equipped with an Ethernet port.
USB port
Ethernet port
Expansion communication ports
Communication functions

For details on the communications functions, see the chapter for each function.
Maintenance communication
(Chapter 9)
User communication
(Chapter 10)
Modbus communication
(Chapter 11)
Communication Ports and Communication Methods
The communication methods supported by each communication port are as follows.
Communication Methods
Maintenance
communication
User communication
Modbus RTU
Modbus TCP
Remote I/O
5-46
Maintenance communication can be performed by connecting the SmartAXIS and a computer with a
USB cable.
The SmartAXIS can communicate with Ethernet-compatible devices such as computers and operator
interfaces. Maintenance communication, user communication, Modbus communication, and remote I/O
are all possible.
Maintenance communication, user communication, and Modbus RTU communication are all possible.
Maintenance communication enables you to check the operating status and I/O status of the
SmartAXIS, monitor and change device values, and download and upload user programs using a
computer or operator interface.
The SmartAXIS can communicate with external devices equipped with RS232C, RS485, or Ethernet
ports using user communication.
The SmartAXIS can send and receive data with Modbus compliant devices on RS232C, RS485, or
Ethernet port.
System firmware
downloads
User program
downloads/uploads
Monitoring/changing
devices
Master
Slave
Client
Server
Master
Slave
S A XI S P / L
M AR T R O
Expansion Communication Port
USB Port
RS232C
No
Yes No
Yes
No Yes
No Yes
No No
No No
U ' M FT9Y-B 1378
I TE SER S ANUAL
(port 2, 3)
Ethernet Port
RS485
No
No
Yes
Yes
Yes
No
No
No
Yes
Yes
Yes
No
Yes
Yes