Mitsubishi Electric FX3U-485ADP-MB Installation Manual

JY997D26301G
Side
JAPANESE
A
Side
ENGLISH
B
FX -485ADP-MB
3U
Installation Manual
Manual Number JY997D26301
Revision G
Date November 2016
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:

MODBUS is a registered trademark of Schneider Electric SA.
The company name and the product name to be described in this manual are the
registered trademarks or trademarks of each company.
Effective November 2016
Specifications are subject to change without notice.
©
2007 Mitsubishi Electric Corporation
Safety Precautions
(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 may also be
linked to serious results.
In any case, it is important to follow the directions for usage.
Associated Manuals
Manual name Manual No. Description
Explains FX Series PLC
3S
JY997D48601
FX Series User's Manual specification details for I/O,
3S
MODEL CODE:
- Hardware Edition w i r i n g , i n s t a l l a t i o n , a n d
09R535
maintenance.
Explains FX Series PLC
3G
JY997D31301
FX Series User's Manual
3G specification details for I/O,
MODEL CODE:
- Hardware Edition w i r i n g , i n s t a l l a t i o n , a n d
09R521
maintenance.
Explains FX Series PLC
3GC
JY997D45401
FX 3GC Series User's Manual specification details for I/O,
MODEL CODE:
w i r i n g , i n s t a l l a t i o n , a n d
- Hardware Edition
09R533
maintenance.
Explains FX 3U Series PLC
JY997D16501
FX 3U Series User's Manual specification details for I/O,
MODEL CODE:
- Hardware Edition w i r i n g , i n s t a l l a t i o n , a n d
09R516
maintenance.
Explains FX Series PLC
3UC
JY997D28701
FX Series User's Manual specification details for I/O,
3UC
MODEL CODE:
- Hardware Edition w i r i n g , i n s t a l l a t i o n , a n d
09R519
maintenance.
FX /FX /FX /FX /
3S 3G 3GC 3U
FX Series Programming JY997D16601
3UC Describes PLC programming
Manual MODEL CODE: for basic/applied instructions
- Basic & Applied 09R517 and devices.
Instruction Edition
Describes N:N link, parallel
FX Series User's Manual JY997D16901
link, computer link, no protocol
- Data Communication MODEL CODE:
c o m m u n i c a t i o n
Edition 09R715
instructions/FX -232IF.
2N
Side
B
Manual name Manual No.
FX 3S /FX 3G /FX 3GC /FX 3U /
FX Series User's Manual
3UC Explains the MODBUS serial
JY997D26201
communication network.
- MODBUS Serial
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 standards
FX -485ADP-MB units made in April, 2007 or later comply with the EC Directive
3U
(EMC Directive) and UL standards (UL, cUL). Further information can be found in the
following manual.
→ FX Series Hardware Manual (Manual No. JY997D48301)
3S
→ FX Series Hardware Manual (Manual No. JY997D46001)
3G
→ FX Series Hardware Manual (Manual No. JY997D45201)
3GC
→ FX Series Hardware Manual (Manual No. JY997D50301)
3U
→ FX
(D, DS, DSS) Series Hardware Manual (Manual No. JY997D50501)
3UC
→ FX -32MT-LT-2 Hardware Manual (Manual No. JY997D31601)
3UC
Regarding the standards that relate to the main unit, please refer to either the FX
series product catalog or consult with your nearest Mitsubishi product provider.
Attention
This product is designed for use in industrial applications.
1. Outline
The FX -485ADP-MB communication special adapter (hereinafter called 485ADP-MB)
3U
is a special adapter for RS-485 communication with a terminal block (European type).
485ADP-MB is an isolated signal exchange unit of RS-485 serial data communication
between the PLC and RS-485 device.
The FX -485ADP-MB features all functionality that is available with the FX
3U
485ADP, except that it also has MODBUS communication available.
1.1 Communication Function
Communication type Function
Data transfer between up to eight FX Series PLCs by the
N:N network
simple program.
Data transfer between two FX Series PLCs specifying
Parallel link
master/slave station.
Data transfer via dedicated protocol between PLC and
Computer link
computer (specified as the master station).
Non-protocol Serial communication via non-protocol between PLC and
communication RS-485 device.
Inverter Controlling Mitsubishi's FREQROL inverter using inverter
communication communication instruction.
MODBUS
Data transfer for up to 32 slaves controlled by one master.
communication
1.2 Incorporated Items
Verify that the following product and items are included in the package:
Product FX 3U -485ADP-MB communication special adapter
Label for indication of link station number
Accessories
Installation manual (This manual)
The label should be applied on the front of 485ADP-MB for checking station numbers in
N:N network, computer link, MODBUS communication, etc.
b y R S
1.3 External Dimensions and Part Names
Description
[3] [4]
[2]
[1]
[10]
[11]
7(0.28")
74(2.92")
15.5
(0.65")
[14]
Special adapter
connector cover
is removed
[1] DIN rail mounting groove (DIN rail: DIN46277)
[2] Name plate
[3] Special adapter slide lock:
Used to connect special adapter on left side of this special adapter.
-
3U
[4] Special adapter connector cover:
Remove this cover for connecting special adapter on the left side.
[5] Direct mounting hole:2 holes of φ4.5 (0.18") (mounting screw: M4 screw)
Not used when connecting to FX
3GC
[6] POWER LED (green): Lit while 5 V DC power is supplied from main unit.
[7] RD LED (red):
Lit while receiving data from connected RS-485 device.
[8] SD LED (red):
Lit while sending data to connected RS-485 device.
[9] Terminal resistor selector switch (330Ω/OPEN/110Ω)
[10] Special adapter connector:
Used to connect this special adapter to PLC main unit or special adapter.
[11] Terminal block (European type) for connecting RS-485 device
Use to connect RS-485 device to 485ADP-MB.
[12] DIN rail mounting hook
[13] Special adapter fixing hook
[14] Special adapter connector:
Used to connect communication special adapter or analog special adapter to
this adapter on left side.
1.4 Terminal Configuration
The terminal configuration of the RS-485 terminal on the 485ADP-MB is shown below.
Note that the terminal configuration is different from that of the FX
Terminal screws
Signal
Function
name
RDA(RXD+)
Receive data
RDB(RXD-)
SDA(TXD+)
Send data
SDB(TXD-)
SG(GND) Signal ground
1.5 Terminal Resistor Selector Switch
485ADP-MB has a built-in terminal resistor.
A terminal resistor may be required depending on the communication type. Refer to the
following manual for the terminal resistor setting.
→ FX Series User's Manual - Data Communication Edition
→ FX /FX
3S 3G
Setting terminal Setting no
resistor to 330Ω terminal resistor
330Ω 330Ω
OPEN OPEN
110Ω 110Ω
1.6 Operation of Terminal Resistor Selector Switch
Use the tip of tweezers, tip of mechanical pencil, minute screwdriver, or the tool
[13]
whose tip width is about 0.8 mm (0.03") when operating the terminal resistor
[5]
selector switch.
[6]
[7]
[8]
330Ω
RDA
[9]
OPEN
RDB
SDA
110Ω
SDB
Either 'push down' or 'push up' the switch to change the setting as indicated in
SG
the figure above.
Confirm the clicking noise when setting the switch.
2. Channel Allocation
Up to two communication ports can be added to the main unit.
Refer to the following manual for equipment that occupies communication ports.
15.1
[12]
(0.6")
FX Series PLC
3S
17.6
Communication port channels are automatically allocated.
(0.7")
(ch1)
Weight: Approx. 80 g (0.18 lbs)
FX - Analog
3U
485ADP special
-MB adapter
FX Series PLC
3G
Communication port channels are automatically allocated.
• 40-point, 60-point type
/FX Series PLC.
3UC
(ch2)
Analog FX
special 485ADP
adapter
-MB
(ch1)
Analog FX
special 485ADP
adapter -MB
• 14-point, 24-point type
(ch1)
-485-BD. FX - Analog
3U 3U
special
485ADP
adapter
Signal direction
-MB
RS-485
485ADP-MB
equipment
FX Series PLC
3GC
Communication port channels are automatically allocated. The communication
←
special adapter closer to the main unit is ch1.
(ch2)
→
− Analog FX
special 485ADP
adapter -MB
FX /FX -32MT-LT(-2) Series PLC
3U 3UC
Communication port channels are automatically allocated. The communication
special adapter closer to the main unit is ch1.
/FX /FX /FX Series User's Manual
3GC 3U 3UC
• Using one communication special adapter + communication expansion board
- MODBUS Serial Communication Edition
Setting terminal
resistor to 110Ω
330Ω
Analog Analog
special special
OPEN
adapter adapter
110Ω
Pushing up direction
Tool
Pushing down
330Ω 330Ω
direction
OPEN OPEN
Switch
110Ω 110Ω
Tool
→ FX Series User's Manual - Data Communication Edition
FX -
3S
Main unit
CNV-ADP
(ch1)
- Analog FX - FX -
3U 3U 3G
special 485ADP CNV-ADP Main unit
adapter
-MB
Communication
expansion board (ch2)
- Analog FX -
3U 3G
special CNV-ADP Main unit
adapter
FX -
3G
Main unit
CNV-ADP
(ch1)
- Analog FX -
3U 3U
special 485ADP Main unit
adapter -MB
Communication
(ch2)
expansion board (ch1)
FX - Analog Analog
3U
special special
485ADP Main unit
adapter adapter
-MB