Side
B
JY997D13001B
Side
A
JAPANESE
Side
B
ENGLISH
FX 3U -485-BD
INSTALLATION MANUAL
Manual Number
Revision
Date
JY997D13001
B
June 2005
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
Safety Precaution
(Read these precautions before use.)
This manual classify the safety precautions into two categories:
and .
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.
Depending on circumstances, procedures indicated by linked to serious results.
In any case, it is important to follow the directions for usage.
may also be
Associated Manuals
Manual name Manual No.
Description
FX 3U Series
User’s Manual
- Hardware Edition
JY997D16501
MODEL CODE:
09R516
E x p l a i n s F X 3 U S e r i e s P L C specif icatio n det ails fo r I /O, w i r i n g , i n s t a l l a t i o n , a n d maintenance.
FX 3U /FX 3UC Series
Programming Manual
- B a s i c & A p p l i e d
Instruction Edition
FX Series User’s
Manual -
Data Communication
Edition
JY997D16601
MODEL CODE:
09R517
JY997D16901
MODEL CODE:
09R715
Describes PLC programming for basic/applied instructions and devices.
Explains N:N link, parallel link, computer link, no protocol communication by RS instructions/FX 2N -232IF.
Note: FX 3UC Series PLC specification details for I/O, wiring, installation, and maintenance can only be found in the Japanese Manual.
This manual describes installation and specification details for the FX 3U -485-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".
How to obtain manuals
For the necessary product manuals or documents, consult with the Mitsubishi
Electric dealer from where you purchase your product.
Applicable standard
FX
3U
-485-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 -485-BD is a expansion board equipped with an European terminal block for RS-
485 communication. FX 3U -485-BD exchanges data RS-485 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
Product RS-485 communication expansion board FX 3U -485-BD
Included items
M3 tapping screws for installation: 2 pcs.
Station number labels for linking
Installation Manual (This manual)
1.2 Communication Function
Communication type
N:N network
Parallel link
Computer link
Non-protocol communication
Inverter communication
Function
Data transfer connecting up to eight FX Series PLCs.
Data transfer between two PLCs relationship specifying master/slave station.
Data transfer via dedicated protocol between PLC and computer (specified as the master station).
Serial communication via non-protocol between PLC and
RS-485 device.
Controlling Mitsubishi's FREQROL inverter using Inverter communication instructions.
1.3 External Dimensions and Part Names
[1]
[6]
[4]
Unit:mm (inches)
[5]
[2]
330 Ω
OPEN
110 Ω
RD
SD
RDA
RDB
SDA
SDB
SG
53.5 (2.11")
69.0 (2.72")
[1]
[7]
15.5
(0.62")
[3]
[2]
[4]
Unit:mm (inches)
[6]
RD
SD
19.6
(0.78") Special adapter connector cover is removed
[1]Mounting holes (2-
φ3.2)
[8]
(LED color: red)
53.5 (2.11")
(LED color: red)
9.2
[3]SD LED:Lighting while sending data
62.7 (2.47")
19.3
(0.37") (0.76")
[4]Terminal block to connect RS-485 device
[1]Mounting holes (2φ3.2)
[5]
330
Ω
OPEN
When the port cover for connecting a special adapter
[8]
MASS (Weight) : 20g (0.05lbs)
[3]SD LED:Lighting while sending data (LED color: red)
[4]Port for connecting RS-232C equipment
(9-Pin D-Sub, male)
Recommended screwdriver to tighten terminal screws registor to 330
Ω
Setting no Setting terminal
[8]Port to connect with a special adapter
Ω)
MASS (Weight) : 0.02kg (0.05lbs)
The end should be straight.
330
Ω
OPEN
110
Ω
330 Ω
OPEN
110 Ω
330
Ω
OPEN
110
Ω
0.4mm
(0.01")
2.5mm
(0.09")
Carefully operate the switch not to damage the circuit board or electronic parts.
2. Installation
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.
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.
A
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.
3)
2)
FX
3U
-48
M
FX
3U
-48
MR
/ES
-48MR/ES
RU
N
ST OP
0
OU
T
1
10
2
3
11
12
RU
N
STO
P
IN 10 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
C
FX 3U
-48
M
FX 3U
-48
MR
/ES
-48MR/ES
0
1
2
OU T 10
5)
D
B
4)
D
3. Specification
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.
3.1 Applicable PLC
Model name
FX 3U Series PLC
FX 3UC Series PLC Ver.1.00 or later
Applicability
Ver.2.00 or later (from the first product)
Only one function expansion board can be used for one main unit.
Two or more FX 3U -485-BD cannot be used, or other expansion boards such as
FX 3U -422-BD or FX 3U -232-BD cannot be installed/used together with FX 3U -485-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, 40 mA is supplied from the internal power supply in main unit.
3.4 Communication specifications
Item Specification
Transmission standard
In conformance to RS-485/RS-422
Maximum transmission distance
50 m (164ft) maximum
Communication method
Communication format
Half-duplex
Baud rate
Insulation
Non-protocol communication, computer link (dedicated protocol format 1 and 4), parallel link, and N:N network
No protocol, Computer link
: 300/600/1200/2400/4800/9600/19200 bps
Parallel link : 115200bps
N:N network : 384000 bps
Not insulated (Between communication line and CPU)
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 : MITSUBISHI DENKI BLDG MARUNOUTI TOKYO 100-8310
HIMEJI WORKS : 840, CHIYODA CHO, HIMEJI, JAPAN
