FX3U-232-BD英文使用手册：接口技术与责任声明
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FX3U-232-BD英文使用说明书是一份详尽的文档，专门针对三菱电机（Mitsubishi Electric）的FX3U系列PLC（可编程逻辑控制器）中的通讯接口模块进行操作和配置的指导。这份手册不仅提供了技术规格和功能介绍，还包含了重要的安全使用注意事项以及法律声明。
在手册的侧边栏，它区分了两个主要部分： Side A 和 Side B，其中 Side B 提供了英文版本，方便国际用户理解和使用。这份手册并不构成工业产权或专利授权，用户在使用过程中遇到与工业产权相关的任何问题，三菱电机概不负责。用户应自行确保其行为符合相关法律法规。
手册中包含了一个明确的保修政策，指出三菱电机不对因非其产品原因导致的损害（如机器损坏、经济损失等）承担责任。特别提到的是，该产品作为通用工业用途设计，非专为涉及人类生命安全的领域（如核能、电力、航空、医疗或交通工具）设计，因此在这些特殊应用前，用户需咨询三菱电机以确保安全。
"Safe use"章节强调了产品的主要目的——作为通用工业部件，而非特定系统的组成部分，因此用户在考虑将其用于高风险环境时，必须谨慎并充分评估潜在的风险。此外，手册还提及了产品制造过程遵循的标准和规定，以保证其在正常工作条件下的性能。
FX3U-232-BD英文使用说明书是PLC用户和工程师的重要参考资料，提供了设备的安装、配置、通信设置以及潜在问题解决策略，确保用户在利用其功能的同时，充分理解并遵守相关条款和安全指南。对于那些需要与三菱FX3U系列PLC进行串行通信或网络连接的用户来说，这份手册是必不可少的工具。
Side
B
Side
A
Side
B
JAPANESE ENGLISH
JY997D12901B
This manual confers no industrial property rights or any rights of any other kind,
nor does it confer any patent licenses. Mitsubishi Electric Corporation cannot be
held responsible for any problems involving industrial property rights which may
occur as a result of using the contents noted in this manual.
Warranty
Mitsubishi will not be held liable for damage caused by factors found not to be
the cause of Mitsubishi; machine damage or lost profits caused by faults in the
Mitsubishi products; damage, secondary damage, accident compensation
caused by special factors unpredictable by Mitsubishi; damages to products
other than Mitsubishi products; and to other duties.
For safe use
This product has been manufactured as a general-purpose part for general
industries, and has not been designed or manufactured to be incorporated in
a device or system used in purposes related to human life.
Before using the product for special purposes such as nuclear power, electric
power, aerospace, medicine or passenger movement vehicles, consult with
Mitsubishi Electric.
This product has been manufactured under strict quality control. However
when installing the product where major accidents or losses could occur if the
product fails, install appropriate backup or failsafe functions in the system.
•
•
•
HEAD OFFICE
HIMEJI WORKS
: MITSUBISHI DENKI BLDG MARUNOUTI TOKYO 100-8310
: 840, CHIYODA CHO, HIMEJI, JAPAN
Safety Precaution
(Read these precautions before use.)
This manual classify the safety precautions into two categories:
and .
Depending on circumstances, procedures indicated by may also be
linked to serious results.
In any case, it is important to follow the directions for usage.
Associated Manuals
Note: FX
3UC
Series PLC specification details for I/O, wiring, installation, and
maintenance can only be found in the Japanese Manual.
How to obtain manuals
For the necessary product manuals or documents, consult with the Mitsubishi
Electric dealer from where you purchase your product.
Indicates that incorrect handling may cause hazardous
conditions, resulting in death or severe injury.
Indicates that incorrect handling may cause hazardous
conditions, resulting in medium or slight personal injury
or physical damage.
Manual name Manual No. Description
FX
3U
Series
User’s Manual
- Hardware Edition
JY997D16501
MODEL CODE:
09R516
Explains FX
3U
Series PLC
specification details for I/O,
wiring, installation, and
maintenance.
FX
3U
/FX
3UC
Series
Programming Manual
- Basic & Applied
Instruction Edition
JY997D16601
MODEL CODE:
09R517
Describes PLC programming for
basic/applied instructions and
devices.
FX Series User’s
Manual -
Data Communication
Edition
JY997D16901
MODEL CODE:
09R715
Explains N:N link, parallel link,
computer link, no protocol
communication by RS
instructions/FX
2N
-232IF.
This manual describes installation and specification details for the FX
3U
-232-BD.
For the wiring (including use of terminal resistor and preparation of cable) with
communication equipment, the system configuration, the communication
setting, and program examples, refer to the "FX Series User’s Manual - Data
Communication Edition".
Applicable standard
FX
3U
-232-BD made in June, 2005 or later complies with EC directive (EMC
Directive).
Further information can be found in the following manual.
However, FX
3UC
-32 MT-LT does not comply with EC directive (EMC Directive).
→
Refer to FX
3U
Series Hardware Manual (Manual No. JY997D18801)
1. Outline
FX
3U
-232-BD is a expansion board equipped with a 9-pin D-Sub for RS-232C
communication. FX
3U
-232-BD exchanges data RS-232C devices. For wiring,
specifications, settings, and program examples, refer to the following manual.
→
Refer to FX Series User's Manual - Data Communication Edition
1.1 Incorporated Items
1.2 Communication Function
1.3 External Dimensions and Part Names
The communication port of the 232BD is 9-Pin D-Sub male type. The table below
shows the pin arrangement.
Product
RS-232C communication expansion board FX
3U
-232-BD
Included
items
M3 tapping screws for installation: 2 pcs.
Installation Manual (This manual)
Communication type Function
Computer link
Data transfer via dedicated protocol between PLC and
computer (specified as the master station).
Non-protocol
communication
Serial communication via non-protocol between PLC and
RS-232C device.
Programing
communication
Programming communication via port of 232BD installed in
PLC.
Remote maintenance
Program transfer or monitoring enabled via modem and
phone line connected to serial port of PLC.
19.3
RD
SD
46.1 (1.82")
53.5 (2.11")
62.7 (2.47")
Special adapter connector
cover is removed
[1]Mounting holes (2-φ3.2)
[2]RD LED:Lighting while receiving data
(LED color: red)
[3]SD LED:Lighting while sending data
(LED color: red)
[4]Port for connecting RS-232C device
(9-Pin D-Sub, male)
[5]Hole for connector fixing screw (#4-40UNC)
[6]Main unit connector
[7]Special adapter connector cover
[8]Special adapter connector
Unit:mm (inches)
[1]
[6]
[4]
[3]
[5]
[2]
[8]
[7]
9.2
(0.37")
(0.76")
MASS (Weight) : 20g (0.05lbs)
1
2
3
4
5
6
7
8
9
Pin
No.
Signal Name Function
1CD
Receive carrier
detection
Turns ON when carrier for data
receive is detected.
2
RD
(RXD)
Receive data
input
Receive data
(RS-232C equipment → 232BD)
3
SD
(TXD)
Send data
input
Send data
(232BD → RS-232C equipment)
4
ER
(DTR)
Send request
Tu r n s O N w h e n R S - 2 3 2 C
equipment becomes ready for
receive.
5
SG
(GND)
Signal ground Signal ground
6
DR
(DSR)
Send enabled
Turns ON when send request is
given to RS-232C equipment
7,8,9 Not used
2. Installation
The following explains the installation method to FX
3U
/FX
3UC
Series PLC (FX
3U
Series PLC is used for the following example).
For removing and installing details, refer to the PLC main unit manual.
However, FX
3UC
Series PLC manual is only available in Japanese.
→
Refer to FX
3U
Series User's Manual - Hardware Edition
2.1 Installation Method
• Refer to the procedure 2) for configuring a new system.
• Refer to the procedure 1) for adding product to an existing system.
1) Power off the PLC.
Disconnect all the cables connected to the PLC.
Dismount the PLC from the DIN rail.
2) Using a flat blade screwdriver as shown in the
right figure, lift the little dummy expansion board
cover (right fig. A). Do not damage the circuit
board or electronic parts.
3) Remove the dummy expansion board cover (right
fig. A) in a parallel motion away from the main unit.
4) Make sure the expansion board (right fig. B) is
in parallel with the main unit (right fig. C) and fix
it to the expansion board connector.
5) Fix the expansion board (right fig. B) to the main
unit using the M3 tapping screws of the
provided (right fig. D).
Tighten to a torque: 0.3 to 0.6 N⋅m
3. Specification
3.1 Applicable PLC
Only one function expansion board can be used for one main unit.
Two or more FX
3U
-232-BD cannot be used, or other expansion boards such as
FX
3U
-422-BD or FX
3U
-485-BD cannot be installed/used together with FX
3U
-232-BD.
For details of the system configuration, refer to the following manual.
→
Refer to FX Series User's Manual - Data Communication Edition
3.2 General Specifications
General specifications are equivalent to the PLC main unit. For general
specifications, refer to the following manual.
However, since the product is not isolated between communication lines and the
CPU of main unit, please don't perform any dielectric withstand voltage test and
insulation resistance test to this product.
→
Refer to FX
3U
Series User's Manual - Hardware Edition
3.3 Power supply specifications
5V DC, 20 mA is supplied from the internal power supply in main unit.
3.4 Communication specifications
INSTALLATION
PRECAUTIONS
• Cut off all phases of the power source externally before starting the installation
or wiring work, thus avoiding electric shock or damages to the product.
INSTALLATION
PRECAUTIONS
• Use the product in the environment within the general specifications described
in PLC main unit manual (Hardware Edition).
Never use the product in areas with dust, oily smoke, conductive dusts,
corrosive gas (salt air, Cl
2
, H
2
S, NH
3
, SO
2
, or NO
2
), flammable gas, vibrations or
impacts, or expose it to high temperature, condensation, or wind and rain.
If the product is used in such a place described above, electrical shock, fire,
malfunction, damage, or deterioration may be caused.
• Use screwdrivers carefully when performing installation work, thus avoiding
accident or product damage.
• When drilling screw holes or wiring, cutting chips or wire chips should not enter
ventilation slits.
Such an accident may cause fire, failure or malfunction.
• Do not touch the conductive parts of the product directly, thus avoiding failure or
malfunction.
• Fix the expansion board securely to the specified connector.
Incorrect connection may cause malfunction.
STARTUP AND
MAINTENANCE
PRECAUTIONS
• Do not disassemble or modify the unit.
Doing so may cause failure, malfunction or fire.
* For repair, contact your local Mitsubishi Electric distributor.
• Do not drop the product or do not exert strong impact, doing so may cause
damage.
DISPOSAL
PRECAUTIONS
• Please contact a company certified in the disposal of electronic waste for
environmentally safe recycling and disposal of the product.
TRANSPORT AND
STORAGE PRECAUTIONS
• During transportation avoid any impact as the product is a precision instrument.
Check the operation of the product after transportation.
S
T
O
P
F
X
FX
3
U
3U
-
4
8
M
R
/E
S
-48MR/ES
FX
FX
3
U
3U
-48M
-48M
R
U
N
O
U
T
F
X
3
U
-
4
8
M
1
0
1
0
1
2
2)
A
3)
R
U
N
S
T
OP
F
X
FX
3
U
3U
-
4
8
M
R
/
E
S
-48MR/ES
F
X
FX
3
U
3U
-
4
8
M
-48M
I
N
1
0
O
U
T
F
X
3
U
-
4
8
M
1
0
1
0
1
2
4)
D
B
5)
D
C
Model name Applicability
FX
3U
Series PLC Ver.2.00 or later (from the first product)
FX
3UC
Series PLC Ver.1.00 or later
Item Specification
Transmission
standard
In conformance to RS-232C
Maximum
transmission distance
15 m (49ft) maximum
Connection method
9-pin D-Sub type (male)
Indication (LED)
RD, SD
Communication
method
Full-duplex
Communication
format
Non-protocol communication, computer link (dedicated
protocol format 1 and 4), and programming
communication
Baud rate
Following baud rate can be specified when using
computer link or non-protocol communication: 300/600/
1200/2400/4800/9600/19200 bps
Insulation
Not insulated (Between communication line and CPU)
FX
3U
-232-BD
INSTALLATION MANUAL
This manual describes the part names, dimensions, mounting, and
specifications of the product. Before use, read this manual and manuals of
relevant products fully to acquire proficiency in handling and operating the
product. Make sure to learn all the product information, safety information, and
precautions.
And, store this manual in a safe place so that you can take it out and read it
whenever necessary. Always forward it to the end user.
Registration
The company name and the product name to be described in this manual are
the registered trademarks or trademarks of each company.
Effective June 2005
Specifications are subject to change without notice.
2005 Mitsubishi Electric Corporation
Manual Number JY997D12901
Revision B
Date June 2005
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