E-7
FX Series PLC User's Manual - Data Communication Edition
Inverter Communication
2 Specifications
2.1 Communication Specifications (Reference)
A
Common Items
B
N:N Network
C
Parallel Link
D
Computer Link
E
Inverter
Communication
F
Non-Protocol
Communication
(RS/RS2 Instruction)
G
Non-Protocol
Communication
(FX
2N
-232IF)
H
Programming
Communication
I
Remote
Maintenance
Apx.
Discontinued
models
2. Specifications
This chapter explains the communication specifications and performance.
2.1 Communication Specifications (Reference)
2.2 Connectable Mitsubishi General-purpose Inverters
*1. F700 and A700 Series inverters are supported in Ver. 2.20 and later.
E700 Series inverter is supported in Ver. 2.32 and later.
Item Specifications Remarks
Number of connectable units 8 maximum
Transmission standard RS-485 standard
Maximum total extension
distance
500 m (1640' 5") or less when 485ADP is used
50 m (164' 0") or less when 485BD is used
Distance varies depending
on communication
equipment type.
Protocol type Inverter computer link Link startup mode
Control procedure Asynchronous system
Communication method Half-duplex, bidirectional communication
Baud rate 4800, 9600 or 19200 bps Any one can be selected.
Character format ASCII
Start bit —
Data bit 7-bit
Parity bit Even
Stop bit 1-bit
Series Built-in PU connector FR-A5NR (option) Remarks
FREQROL S500  —
Only models containing the RS-485
communication type can be connected.
FREQROL E500  —
FREQROL A500 
FREQROL F500 
They can only be connected to FX
3U and
FX
3UC PLCs.
FREQROL V500 
Series Built-in PU connector Built-in RS-485 terminal Remarks
FREQROL E700  —
They can only be connected to FX
3U
*1
and
FX
3UC
*1
PLCs.
FREQROL A700 — 
FREQROL F700 — 
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