Omron CJ - 08-2008 Operation Manual page 172

Expanded System Configuration
FINS
124
Note With CS/CJ-series CPU Units Ver. 2.0 or later, remote programming/monitor-
ing is possible up to 8 levels away. Refer to 1-6-2 Improved Read Protection
Using Passwords for details.
Access to CPU Unit Plus Other Devices on Racks
The CPU Unit, CPU Bus Units, personal computers (boards), and other
devices can be identified and specified using unit addresses.
Network-to-Serial Conversion or Network-to-Serial-to-Network
Conversion
Using a Serial Communications Board/Unit with unit version 1.2 or later and
Serial Gateway mode enables received FINS commands to be automatically
converted into CompoWay/F, Modbus-RTU, Modbus-ASCII, or Host Link FINS
commands according to the FINS message. FINS commands that have been
converted into Host Link FINS commands can also be converted back into
Host Link FINS commands.
FINS
Network
FINS
Network
Network 2
Network 1
CPU Bus Unit
CPU Unit
Serial Communications
Unit with unit version 1.2
or later
Serial
Gateway
Serial (Host Link)
FINS
Network
Section 2-5
Network 3
Personal
computer
board
FINS
PLC
(Host Link slave)