System Configuration And Equipment Selection - Mitsubishi FX3U-USB-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
N:N Network
3.

System Configuration and Equipment Selection

This chapter explains the configuration of the communication equipment operating in accordance with RS-
485 and the system selection required by FX PLCs.
3.1 System Configuration
This section outlines the system configuration required to use the N:N Network.
Connect (optional) equipment operating in accordance with RS-485 to the FX PLC main unit.
Communication equipment operating
in accordance with RS-485
1
Communication
board
2
+
Special adapter
Communication
adapter
3
+
Communication
adapter
4
Communication
adapter
For communication equipment combinations for each FX Series, refer to the next page.
B-12
FX PLC
+
+
connection
board
+
Connector
conversion
adapter
+
, , and indicate the communication equipment combination patterns.
1 2 3 4
Important point in selection
This is the communication board built
into the PLC, reducing the installation
area.
Attach the special adapter connection
board to the main unit, and then
attach the communication adapter to
the left side of the main unit.
Attach the connector conversion
adapter to the main unit, and then
attach the communication adapter to
the left side of the main unit.
Attach the communication adapter to
the left side of the main unit.
3 System Configuration and Equipment Selection
3.1 System Configuration
Total extension
distance
50 m
(164' 0")
500 m
(1640' 5")
500 m
(1640' 5")
500 m
(1640' 5")