System Configuration And Selection - Mitsubishi Electric FX3U-232-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
Remote Maintenance
3.

System Configuration and Selection

This chapter explains the configuration of communication equipment operating in accordance with RS-232C
and selection of the system required by FX PLCs.
3.1 System Configuration
This section outlines the system configuration required to use remote maintenance.
Connect (optional) equipment operating in accordance with RS-232C to the FX PLC main unit.
Communication equipment operating
in accordance with RS-232C
1
Communication
board
2
Communication
adapter
3
Communication
adapter
4
Communication
adapter
For communication equipment combinations for each FX Series, refer to the next page.
I-14
1 , 2 ,
+
+ +
Special adapter
expansion board
+ +
Connector
conversion adapter
+
3 and 4 indicate the communication equipment combination patterns.
FX PLC Important point in selection
This is the communication board built
into the PLC, reducing the installation
area.
Attach the special adapter expansion
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 Selection
3.1 System Configuration
Total extension
(49' 2")
(49' 2")
(49' 2")
(49' 2")
The total extension distance should
conform to the modem specifications in
both cases in which a cable supplied with
the modem is used and which another
prepared cable is used.
distance
15 m
15 m
15 m
15 m