Mitsubishi FX-485ADP- Installation Manual

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; opportunity loss 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

: TOKYO BUILDING, 2-7-3 MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310,
JAPAN
: 840, CHIYODA CHO, HIMEJI, JAPAN

Note

Manufactured at: Mitsubishi Electric Corporation Himeji Works
840 Chiyoda-machi, Himeji, Hyogo, 670-8677 Japan

Authorized Representative in the European Community:
Mitsubishi Electric Europe B.V.
Gothaer Str. 8, 40880 Ratingen, Germany

Attention

Manufactured by: Mitsubishi Electric Corporation
2-7-3 Marunouchi, Chiyoda-ku, Tokyo, 100-8310 Japan

This product is designed for use in industrial applications.

Side

B

Side

A

Side

B

JAPANESE

ENGLISH

JY997D01201D

Safety guidelines for the user and protection of
the FX

2NC

-485ADP

This manual has been written to be used by trained and competent personnel.
The definition of such a person or persons is as follows:

a) Any engineer using the product associated with this manual, should be of a

competent nature, trained and qualified to the local and national standards.
These engineers should be fully aware of all aspects of safety with regards to
automated equipment.

b) Any commissioning or service engineer must be of a competent nature,

trained and qualified to the local and national standards.

c) All operators of the completed equipment should be trained to use this

product in a safe and coordinated manner in compliance to established
safety practices.

Note:

The term “completed equipment” refers to a third party constructed device
which contains or uses the product associated with this manual.

Notes on the Symbols Used in this Manual

At various times throughout this manual certain symbols will be used to highlight
points of information which are intended to ensure the users personal safety and
protect the integrity of equipment.

1) Indicates that the identified danger

WILL

cause physical and

property damage.

2) Indicates that the identified danger could

POSSIBLY

cause physical

and property damage.

•

Under no circumstances will Mitsubishi Electric be liable or responsible for any
consequential damage that may arise as a result of the installation or use of
this equipment.

•

All examples and diagrams shown in this manual are intended only as an aid to
understanding the text, not to guarantee operation. Mitsubishi Electric will
accept no responsibility for the actual use of the product based on these
illustrative examples.

•

Please contact a Mitsubishi distributor for more information concerning
applications in life critical situations or high reliability.

Associated Manuals

★

Indispensable manual

✩

Either manual is necessary.

1. Outline of Product

The 485ADP is an insulated RS-485 communication adapter with an European type
terminal block.
Connected to the main unit of the FX Series PLC, it enables signal exchange between
the PLC and equipment via an RS-485 port.

2. Communication Functions and Applicable PLC

(Available in indicated version or later)

Manual name

Manual

Number

Description

This

manual

FX

2NC

-485ADP

INSTALLATION MANUAL

JY997D01201

D e s c r i b e s c o n t e n ts r e l a te d to

i n s t a l l a t i o n o f t h e F X

2 N C

-

485ADP Module.

★

FX series User’s Manual
- Data Communication
Edition

JY997D16901

Describes the various

com muni cat ions s upp orted by

FX PLCs.

✩

FX

1S

HARDWARE

MANUAL

JY992D83901

D e s c r i b e s c o n t e n ts r e l a te d to
hardware of FX Series PLC such
a s s p e c i f i c a t i o n s , w i r i n g , a n d
installation.

✩

FX

0

/FX

0N

HARDWARE

MANUAL

JY992D47501

✩

FX

1N

HARDWARE

MANUAL

JY992D89301

✩

FX

2N

HARDWARE

MANUAL

JY992D66301

✩

FX

2NC

HARDWARE

MANUAL
(DSS/DS)(D/UL)

JY992D76401
JY992D87201

✩

PROGRAMMING
MANUAL

JY992D76401

D e s c r i b e s c o n t e n ts r e l a te d to

ins tructi on in FX

0

/FX

0 S

/FX

0N

/

FX

1

/FX

2

/FX

2C

Series PLC.

✩

PROGRAMMING
MANUAL

ΙΙ

JY992D88101

D e s c r i b e s c o n t e n ts r e l a te d to

instruction in FX

1S

/FX

1N

/FX

2N

/

FX

2NC

Series PLC.

✩

FX

1N

-CNV-BD

Special Adapter
Connection Board

JY992D84701

D e s c r i b e s c o n t e n ts r e l a te d to
installation of the each board.

✩

FX

2N

-CNV-BD

Special Adapter
Connection Board

JY992D63601

Communication

type

FX

0N

FX

1N

FX

1S

FX

2N

FX

2NC

Function

N:N network

V2.00

First

product

V2.00

First

product

Data transfer connecting up

to eight FX Series PLCs.

Parallel link

V1.20

First

product

V1.04

First

product

D a ta t r an s f e r b e tw e en tw o

PLCs relationship specifying

master/slave station.

Computer link

V1.20

First

product

V1.06

First

product

Data transfer via link protocol

between PLC and computer

( s p e c i f i e d a s t h e m a s t e r

station).

No protocol
communication

V1.20

First

product

V1.06

First

product

Serial communication without

p ro to c ol b et w ee n PLC a n d

equipment via RS-485

interface.

I n v e r t e r
communication

—

—

V3.00

V3.00

Controlling Mitsubishi's

F R E Q R O L i n v e r t e r u s i n g

EXTR instruction in function

expansion memory.

3. Installation

Caution

•

Use in the environments specified under the general specification in the
manual.
Do not use the product in environments with excessive or conductive dust,
corrosive or flammable gas, oily smoke, moisture or rain, excessive heat,
regular impact shocks or excessive vibration, as it may result in electrical
shock, fire, malfunction, damage or deterioration on the product.

•

Make sure to shut off the power outside the product before installing or
wiring it.
Otherwise, electric shock or serious damage to the product may occur.

•

Never drop wire chips or shavings into the vent slits when drilling screw
ho l e s o r p e rf o r m i ng w i ri n g , a s t h e y m a y c a u s e f i r e, b r e a k d ow n , or
malfunction.

•

Securely install the 485ADP to the designated port.
Poor connection may cause malfunction.

3.1 How to Install to FX Series PLC

Installation to FX

1S

/FX

1N

/FX

2N

Turn OFF the PLC before beginning any work.

1) Remove the panel cover from the top face of the main unit.
2) Take off the resin cover from the left side of the main unit.
3) Install the following board to the port on the main unit.

4) Fix the above board using the M3 screws supplied.

Tightening torque: 0.3 to 0.6 N·m

5) Connect the in-built cable of the 485ADP to the port on the board from the left

side.

Installation to FX

0N

/FX

2NC

Turn OFF the PLC before beginning any work.

1) Remove the cover of the port for a special adapter provided on the left side of the

main unit.

2) Connect the in-built cable of the 485ADP to the port for a special adapter.

Board name

Corresponding model

FX

1N

-CNV-BD

FX

1N

, FX

1S

FX

2N

-CNV-BD

FX

2N

X1

X3

Y1

Y0

Y2

1)

4)

5)

3)

2)

(FX

2N

in the diagram)

1)

2)

(FX

2NC

in the diagram)

3.2 How to Install to Panel Face

Direct installation to the panel face

Directly fix to the panel face using 2 sets of a screw (M4), a spring washer, and a
flat washer in the mounting holes.
Tightening torque: 0.7 to 1.0 N·m
For the pitch and positions of mounting screw holes, refer to the external
dimensions.

Mounting on DIN rail

Fix the 485ADP to the DIN rail, DIN46277 (35 mm (1.37") wide).

Dismounting from DIN rail

Slightly pull down the DIN rail mounting clip using a tool such as a slotted
screwdriver.
Pull down the clip further, and the rail will be locked with the clip left open.

FX

2NC

-485ADP

Screws

FX Series PLC

RDA

RDB

SDA

SDB

SG

FX

2NC

-

485ADP

FX Series PLC

DIN rail

Detach

To lock the tab

RDA

RDB

SDA

SDB

SG

RDA

RDB

SDA

SDB

SG

4. Product Specification

4.1 Specification

All other specifications than the followings are equivalent to those of the PLC main
unit.

4.2 Outside Dimensions and Part Names

1) Mounting hole 2-

φ

4.2 (0.16)

Used when mounting the 485ADP directly.

Not used when mounting the DIN rail.

2) POWER LED

Lit while 5V DC power is supplied from main unit.

3) RD LED

Lit while receiving data from connected equipment via RS-485 port.

4) SD LED

Lit while sending data to connected equipment via RS-485 port.

5) Cable

Used to connect to the main unit.

6) Terminal block for connecting RS-485 equipment (European type)

Used to connect RS-485 equipment to 485ADP.

7) DIN rail mounting clip
8) DIN rail mounting slot

Item

Specification

General
specification

Withstand voltage

5 0 0 V A C , 1 m i n ( b e t w e e n t e r m i n a l
block and FX Series PLC main unit)

Insulation resistance

5 M

Ω

or more , 500 V D C b y Me gge r

(between terminal block and FX Series
PLC main unit)

Power
supply
specification

Power supply voltage,
current

5V DC (supplied from PLC main unit),
max. 150 mA

Performance
specification

Transmission standard

Conforming to RS-485/RS-422

Type of isolation

Photo-coupler isolation

Transmission distance

Total extension distance: 500 m or less
(50 m or less if FX

2N

-485-BD or FX

1N

-

4 8 5 - B D i s i n s t a l l e d i n c o n n e c t e d
equipment)

Connection method

European type terminal block, AWG 26-
1 6 (w he n i n s e rt i n g o n e tw i s te d pa i r
cable), AWG 26-20 (when inserting two
twisted pair cables)
Tightening torque: 0.4 to 0.5 N·m

Number of occupied I/O
points

0 point (unrelated to maximum number
of controlled points of the PLC)

Communication method Half-duplex

Baud rate

N:N network: 38400 bps,
Parallel link: 19200bps
Computer link, No protocol:
300/600/1200/2400/4800/9600/19200 bps

Communication format

N:N network, Parallel link
Computer (dedicated protocol: format
1/format 4), No protocol

LED display (LED color) Power: green, RD: red, SD: red

RDA

RDB

SDA

SDB

SG

74(2.92)

4

(0.16)

7(0.28)

(Height of screw hole)

16.1(0.64)

(to screw holes)

1)

2)

Unit: mm (inches)

19.1

(0.76)

7)

65.5(2.58)

(between screw holes)

10

(0.40)

90(3.55)

Weight:
Color:
DIN rail width:
Accessories:

3)

4)

5)

6)

8)

Approx. 0.1 kg (0.22 lbs)
Munsell 0.08GY 7.64/0.81
35 mm (1.37")
Terminal resistors (330

Ω

x 2 and 110

Ω

x 1),

Station number label for linking

4.3 Terminal configuration and recommended screwdriver

The terminal configuration of the RS-485 port on the 485ADP is as shown below.

Signal name

Function

Signal direction

485ADP

RS-485 equipment

RDA (RXD+)

Receive data

←

RDB (RXD-)

SDA (TXD+)

Send data

→

SDB (TXD-)

•

Not used

Do not wire.

SG (GND)

Signal ground

—

RDA

RDB

SDA

SDB

SG

Terminal screws

0.6mm
(0.02")

3.5mm
(0.13")

The end

should be

straight.

Recommended screwdriver to tighten terminal screws

FX

2NC

-485ADP

INSTALLATION MANUAL

This manual contains text, diagrams and explanations which will guide the
reader in the correct installation, safe use and operation of the FX

2NC

-485ADP

(hereafter abbreviated to "485ADP") and should be read and understood before
attempting to install or use the unit. Further information can be found in the
associated manuals mentioned below.
Specifications are subject to change without notice.

Effective November 2010
Specifications are subject to change without notice.

©

2002 Mitsubishi Electric Corporation

Manual Number

JY997D01201

Revision

D

Date

11/2010