Computer Link - Mitsubishi Electric FX3U-232-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
Common Items
1.2.5

Computer Link

1. Outline
1) 1-to-N connection (RS-485)
Personal computer
 Number of connectable FX/A PLCs : 16 maximum
 Total extension distance
2) 1-to-1 connection (RS-232C)
Personal computer
 Number of connectable FX PLCs : 1
 Total extension distance
2. Applicable PLCs
:Applicable (If applicable versions of main units are limited, they are described inside ( ).)
—:Not applicable
PLC
Communication
applicability
3. Communication targets
Between FX (FX), FX
2
PLCs, A Series PLCs and personal computers
4. Function
This link allows connection of up to sixteen FX or A (including A1FX CPU) PLCs to a personal computer for
data transfer when the personal computer directly specifies devices in the connected PLCs.
5. Applications
By this link, production, inventory, etc. can be controlled.
Terminal
RS-232C
resistor
RS-485
FX-485PC-IF
FX (FX),FX FX
2 2C 0N
 
(Ver. 3.30 or (Ver. 1.20 or
later) later)
, FX , FX , FX
2C 0N 1S 1N
1.2 Outline and Features of Communication Types
Refer to the "Computer Link" section.
FXCPU FXCPU
: 500 m (1640' 5") [50 m (164' 0") when 485BD is connected]
FXCPU
: 15 m (49' 2")
FX ,FX ,
1S 1N
FX
2N
FX
1NC

 (Ver. 1.06 or
later)
, FX , FX , FX , FX
1NC 2N 2NC 3S
1 Introduction
A computer link
ACPU
Terminal
resistor
FX
3G,
FX FX
2NC 3S
FX
3GC
  
, FX , FX , FX , FX
3G 3GC 3U 3UC
A
B
C
D
E
F
FX ,
3U
FX
3UC

G
Series
H
I
Apx.A
A-9