Mitsubishi FX2N-232-BD User Manual

F-3
FX Series PLC User's Manual - Data Communication Edition
Non-Protocol Communication (RS/RS2 Instruction)
1 Outline
1.1 Outline of System
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
1. Outline
This chapter explains Non-protocol communication.
1.1 Outline of System
Non-protocol communication exchanges non-protocol data using a printer, bar code reader, etc.
In FX Series PLCs, non-protocol communication is available using the RS and RS2 instructions.
The RS2 instruction is dedicated to the FX
3G, FX3U and FX3UC PLCs, and allows communication using two
channels
*1
at the same time when the channels are specified.
*1. In FX
3G PLCs, the RS2 instruction allows communication using three channels at the same time.
1) Up to 4096 points of data can be sent, and up to 4096 points of data can be received. However, make
sure that the total number of sent and received data is 8000 points or less.
2) Data transfer is enabled when the connected equipment supports non-protocol serial communication.
3) The applicable total extension distance is 15m (49' 2") maximum in accordance with RS-232C
communication, and 500m (1640' 5") maximum in accordance with RS-485 comminication [50m (164' 0")
when 485BD connection is used].
• RS instruction (FX
2(FX), FX2C, FX0N, FX1S, FX1N, FX2N, FX3G, FX3U, FX1NC, FX2NC, FX3UC)
.......
For selection, refer to
Chapter 3.
Communication
equipment operating
in accordance with
RS-232C or
RS-485
Printer or bar code reader
FX PLC
RS-232C: 15 m (49' 2"), RS-485: 500 m (1640' 5")
[50 m (164' 0") when 485BD is used]
Total extension distance
For specifications,
refer to Chapter 2.
Bar code reader
or printer
Word devices
4096 points data
.......
The amount of send data or
receive data can be 4096
points maximum.
For details, refer to Chapter 2.
.......
For wiring, refer to
Chapter 4.
+
Transfer direction
.......
To check applicable PLC
models, refer to Section 1.3.
In PLCs except for the FX
2N, FX3G, FX3U, FX2NC and FX3UC PLCs, the amount of send data or receive data can be 256
points maximum.
Important points and reference
chapter/section
System
.......

Mitsubishi FX2N-232-BD Specifications

General

Brand	Mitsubishi
Model	FX2N-232-BD
Category	Controller
Language	English