Mitsubishi Electric FX3U-J1939 Installation Manual

JY997D43001D
FX -J1939
3U
INSTALLATION MANUAL
Manual Number JY997D43001
Revision D
Date April 2015
This manual describes the part names, dimensions, mounting, and specifications
of the product. Before use, read this manual and the manuals of all relevant
products fully to acquire proficiency in handling and operating the product. Make
sure to learn all the product information, safety information, and precautions.
Store this manual in a safe place so that it can be taken out and read whenever
necessary. Always forward it to the end user.
Registration:
 The company and product names described in this manual are registered
trademarks or the trademarks of their respective companies.
Effective April 2015
Specifications are subject to change without notice.

2012 Mitsubishi Electric Corporation
Safety Precautions
(Read these precautions before use.)
This manual classifies 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 the circumstances, procedures indicated by
also cause severe injury.
It is important to follow all precautions for personal safety.
Associated Manuals
Manual name Manual No. Description
Describes details of the FX
FX -J1939
3U
JY997D43101 J1939 Communication Special
User's Manual
Function Block.
FX Series JY997D31301 Explains the FX
3G 3G
User's Manual MODEL CODE: specifications for I/O, wiring,
- Hardware Edition 09R521 installation, and maintenance.
FX Series JY997D45401 Explains the FX
3GC 3GC
User's Manual MODEL CODE: specifications for I/O, wiring,
- Hardware Edition 09R533 installation, and maintenance.
FX Series JY997D16501 Explains the FX
3U 3U
User's Manual MODEL CODE: specifications for I/O, wiring,
- Hardware Edition 09R516 installation, and maintenance.
FX Series JY997D28701 Explains the FX
3UC 3UC
User's Manual MODEL CODE: specifications for I/O, wiring,
- Hardware Edition 09R519 installation, and maintenance.
How to obtain manuals
For product manuals or documents, consult with your local Mitsubishi Electric
representative.
Certification of UL, cUL standards
FX 3U -J1939 units comply with the UL standards (UL, cUL).
UL, cUL File Number: E95239
Regarding the standards that comply with the main unit, please refer to either the
FX series product catalog or consult with your nearest Mitsubishi product provider.
Compliance with EC directive (CE Marking)
This note does not guarantee that an entire mechanical module produced in
accordance with the contents of this note will comply with the following standards.
Compliance to EMC directive and LVD directive for the entire mechanical module
should be checked by the user / manufacturer. For more information please consult
with your nearest Mitsubishi product provider.
Regarding the standards that comply with the main unit, please refer to either the FX
series product catalog or consult with your nearest Mitsubishi product provider.
Requirement for Compliance with EMC directive
The following products have shown compliance through direct testing (of the identified
standards below) and design analysis (through the creation of a technical construction
file) to the European Directive for Electromagnetic Compatibility (2004/108/EC) when
used as directed by the appropriate documentation.
Attention
 This product is designed for use in industrial applications.
Note
 Authorized Representative in the European Community:
Mitsubishi Electric Europe B.V.
Gothaer Str. 8, 40880 Ratingen, Germany
Type: Programmable Controller (Open Type Equipment)
Models: MELSEC FX series manufactured
3U
from May 1st, 2012 FX -J1939
3U
Standard
EN61131-2:2007 Compliance with all relevant aspects of the standard.
Programmable controllers EMI
- Equipment requirements • Radiated Emission
and tests • Conducted Emission
EMS
• Radiated electromagnetic field
• Fast transient burst
• Electrostatic discharge
• High-energy surge
• Voltage drops and interruptions
• Conducted RF
• Power frequency magnetic field
Caution for Compliance with EC Directive
1) Caution for wiring
For noise prevention, please ground at least 35 mm (1.38") of the twisted-pair
cable along the grounding plate to which the ground terminal is connected.
2) Installation in Enclosure
For details regarding installation in an enclosure,
refer to the User's Manual - Hardware Edition of the respective PLC main unit
1. Introduction
may
The FX -J1939 communication block is an interface block that allows FX
3U
FX /FX Series PLCs to connect to a J1939 system. FX
3U 3UC
*1
connected directly to the FX /FX /FX /FX
3G 3GC 3U
to any other extension unit / block's right side extension port.
Specification abstract:
 75 messages (8 bytes / message) and 4 extension messages (a maximum of 250
3U -
bytes / message) can be sent and received on J1939 communication.
 A Command Interface (CIF) for asynchronous services and configuration, and
diagnosis
Series PLC
 CAN Layer 2 communication
*1 An FX -CNV-IF or FX -1PS-5V is necessary to connect the FX
2NC 3UC
an FX /FX Series PLC.
3GC 3UC
Series PLC
For safe use
Series PLC
 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.
Series PLC
 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.
1.1 Incorporated Items
Check to ensure the following product and items are included in the package.
Included Item
FX -J1939
3U
Terminating resistor (120 
Special unit/block No. label
Dust proof protection sheet
Manual (English version only)
1.2 External Dimensions and Part Names
[2]
[1]
Remark
4 (0.16")
43 (1.7")
2- 4.5 mounting holes
[1] Extension cable
[2] Direct mounting hole
2 holes of 4.5 (0.18")
(mounting screw: M4 screw)
Refer to subsection 3.2.3
[3] Status LEDs (see section 1.3)
[4] Power LED (green)
[5] Top cover
1.3 Power and status LEDs
/FX /
3G 3GC
LED LED
-J1939 can be
3U
Status
Name Color
*1
series PLC's extension port, or
3UC
RUN Green
FROM/TO Green
Tx/Rx Green
-J1939 to
3U
SINGLE
FLASH
ERROR Red
BLINKING
POWER Green
*1 For details, refer to the following manual.
1.4 Terminal Layout
CAN_GND
CAN_L
CAN_SHLD
CAN_H
CAN_V+
2. Installation
For installation details, refer to the following manual.
INSTALLATION
1 unit
PRECAUTIONS
1 piece
 Make sure to cut off all phases of the power supply externally before
1 sheet
1 sheet
1 manual
INSTALLATION
PRECAUTIONS
Unit: mm  Use the product within the generic environment specifications described in
MASS (Weight): 0.2 kg (0.44 lbs)
[3] [4] [5]
[6]
 Do not touch the conductive parts of the product directly.
[7]  When drilling screw holes or wiring, make sure that cutting and wiring debris
 Be sure to remove the dust proof sheet from the PLC's ventilation port when
[8]
[9]
9 (0.36")  Install the product on a flat surface.
8 87 (3.43")
(0.32")
 Install the product securely using a DIN rail or mounting screws.
 Connect extension cables securely to their designated connectors.
[6] DIN rail mounting groove
( D I N r a i l : D I N 4 6 2 7 7 , 3 5 m m
(1.38") width)
2.1 Connection with PLC
[7] Nameplate
The FX
[8] DIN rail mounting hook blocks (including special function units/blocks).
For connection to an FX
[9] CAN bus connector
block, an FX
For details, refer to the respective PLC manual.
Description
2.2 Mounting
OFF Module is offline.
The product is mounted by the following method.
ON Module is online.
 DIN rail mounting
OFF PLC is not accessing BFMs in module.
 Direct mounting (mounting screw: M4 screw)
ON PLC is accessing BFMs in module.
For details, refer to the respective PLC manual.
M o d u l e i s n o t t r a n s m i t t i n g o r r e c e i v i n g
OFF
messages.
ON Module is transmitting or receiving messages.
OFF Normal operation (status)
3. Wiring
For wiring details, refer to the following manuals.
Error passive state
*1
*1
General error
WIRING PRECAUTIONS
ON BUS-OFF state
24 V DC power is properly supplied from PLC
 Make sure to cut off all phases of the power supply externally before
ON
main unit.
FX
-J1939 User's Manual
3U
WIRING PRECAUTIONS
 Perform class D grounding (grounding resistance: 100  or less) to the shield
Pin No. Signal Description
1 CAN_GND Ground / 0 V / V-
CAN_L bus line
 When drilling screw holes or wiring, make sure cutting or wire debris does not
2 CAN_L
(dominant low)
3 (CAN_SHLD) Optional CAN shield
CAN_H bus line  Install module so that excessive force will not be applied to communication
4 CAN_H
(dominant high)
O p t i o n a l C A N e x t e r n a l
 Make sure to affix the CAN bus connector with fixing screws.
5 (CAN_V+) positive supply
(not connected internally)
FX
3U -J1939 User's Manual
attempting installation or wiring work.
Failure to do so may cause electric shock or damage to the product.
PLC main unit manual (Hardware Edition).
Never use the product in areas with excessive dust, oily smoke, conductive
dusts, corrosive gas (salt air, Cl 2 , H 2 S, SO 2 or NO 2 ), flammable gas,
vibration or impacts, or expose it to high temperature, condensation, or rain
and wind.
If the product is used in such conditions, electric shock, fire, malfunctions,
deterioration or damage may occur.
Doing so may cause device failures or malfunctions.
do not enter the ventilation slits.
Failure to do so may cause fire, equipment failures or malfunctions.
installation work is completed.
Failure to do so may cause fire, equipment failures or malfunctions.
If the mounting surface is rough, undue force will be applied to the PC board,
thereby causing nonconformities.
Loose connections may cause malfunctions.
-J1939 connects on the right side of a PLC main unit or extension units/
3U
/FX Series PLC or FX Series PLC extension
3GC 3UC 2NC
-CNV-IF or FX -1PS-5V is required.
2NC 3UC
Refer to the FX Series User's Manual - Hardware Edition
3G
Refer to the FX
Series User's Manual - Hardware Edition
3GC
Refer to the FX Series User's Manual - Hardware Edition
3U
Refer to the FX
Series User's Manual - Hardware Edition
3UC
Refer to the FX
3G Series User's Manual - Hardware Edition
Refer to the FX Series User's Manual - Hardware Edition
3GC
Refer to the FX
3U Series User's Manual - Hardware Edition
Refer to the FX Series User's Manual - Hardware Edition
3UC
FX
3U -J1939 User's Manual
attempting installation or wiring work.
Failure to do so may cause electric shock or damage to the product.
of the twisted shield cable (refer to subsection 3.2.3).
Do not use common grounding with heavy electrical systems (refer to the
manual of the PLC main unit).
enter the ventilation slits.
Failure to do so may cause fire, equipment failures or malfunctions.
connectors or communication cables.
Failure to do so may result in wire damage/breakage or PLC failure.
Tightening torque should follow the specifications in the manual.
Loose connections may cause malfunctions.