F-11
FX Series PLC User's Manual - Data Communication Edition
Non-Protocol Communication (RS/RS2 Instruction)
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 of non-protocol communication.
2.1 Communication Specifications (Reference)
Non-protocol communication is executed in the communication specifications shown in the table below.
*1. Available only in FX
3G PLC.
Item Specifications Remarks
Transmission standard RS-485 or RS-422 standard RS-232C standard
Maximum total extension
distance
FX3UC Series
500 m (1640' 5") or less when
using 485ADP
50 m (164' 0") or less when
using 485BD
15 m (49' 2") or less
FX
3U Series
FX
3G Series
FX
2NC Series
FX
2N Series
FX
1NC Series
FX
1N Series
FX
1S Series
FX
0N Series
FX
2C Series
—
FX
2(FX) Series
Protocol type —
Control procedure Non-protocol communication
Communication method
Half-duplex, bidirectional communication/
full-duplex, bidirectional communication
Method varies
depending on FX Series.
Baud rate
300, 600, 1200, 2400, 4800, 9600, 19200 or 38400 bps
*1
Character format
These items are set using
parameters or using
D8120, D8370, D8400 or
D8420.
Start bit —
Data bit 7 or 8-bit
Parity bit None, odd or even
Stop bit 1 or 2-bit
Header Provided or not provided
Terminator Provided or not provided
Control line — Provided or not provided
Sum check Provided or not provided
Sum check is provided
only with RS2 instruction.
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