1: G
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1-6 S
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ANUAL
FT9Y-B1378
Communication Functions
The SmartAXIS features a variety of communication functions.
RS232C and RS485 communication of SmartAXIS is possible by installing the RS232C or RS485 communication cartridges into the
expansion communication ports on the SmartAXIS module. The 24-, 40-, and 48-I/O types also feature an Ethernet port as
standard, enabling communication over Ethernet.
Communication Functions
For details on the communications functions, refer to the chapter for each function.
Communication Ports
Expansion Communication Ports
The SmartAXIS can perform RS232C/RS485 communication by installing RS232C or RS485 communication cartridges to the
expansion communication ports on the SmartAXIS. The expansion communication ports are available on 24-, 40-, and 48-I/O
types.
Example: 40-I/O type
Maintenance Communication
(Chapter 9)
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.
User Communication
(Chapter 10)
The SmartAXIS can communicate with external devices equipped with RS232C, RS485, or Ethernet ports
using user communication. This can only be used when ladder program is selected as the programming
language.
Modbus Communication
(Chapter 11)
The SmartAXIS can send and receive data with Modbus compliant devices on RS232C, RS485, or the
Ethernet port.
USB Port Maintenance communication can be performed by connecting the SmartAXIS and a computer with USB.
Ethernet Port
The SmartAXIS can communicate with Ethernet devices such as computers and operator interfaces.
Maintenance communication, user communication, Modbus communication, and remote I/O are possible.
Expansion Communication
Ports
Maintenance communication, user communication, and Modbus RTU communication are possible.
Expansion communication ports
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