Mitsubishi Electric FX 485PC IF, RS485 Hardware Manual PDF

) RS232C connector: ) RD LED: ) SD LED: ) POWER LED: ) Power supply cable

Power feed jack:

) Terminal cover mou ) Terminal for RS422/

g)h)

(D-SUB 25 Pin)

ck of the RS485 are M3 screws and therefore the crimp style terminal (see ews should be fitted to the cable for wiring.

0.8 Nm (5 to 8 kgf.cm), and tighten securely to avoid malfunction.

232C)

R (DTR) signals are not used, but are connected inside the 485PC-IF, con- omputer.

e Controller(s) (RS485/RS422)

. The wiring method is decided according to the usage. Please select the wir- and on-demand function, please see FX Communication Users Manual.

an not use member to take account for/or ignore the echo of the commands sent from

Description No connection

Send data (485PC-IF RS232C device(computer))

Receive data (RS232C device(computer) 485PC-IF)

No used (These pins are connected inside 485PC-IF. In some cases computer may require connection.)

No used (This pin is connected to ER (DTR) inside 485PC-IF. In some cases com- puter may require connection.)

Signal ground

No connection

No used (This pin is connected to DR (DSR) inside 485PC-IF. In some cases computer may require connection.)

No connection

One-pair wiring (Refer to section2.2.3)

Two-pair wiring (Refer to section2.2.2)

s

r less *1

) 6.2 mm (0.24")

or less

For M3 (0.12") Dimensions: mm (inches)

SD (TXD) RD (RXD) RS (RTS) CS (CTS) DR (DSR)

SG ER (DTR)

Signal Name Computer

Used for connection between 485PC-IF and computer. Lit when the programmable controller sends data to the computer. Lit when the programmable controller receives data from the computer. Lit when 5V is supplied to the power feed jack f).

grip: Safety grip to prevent disconnection of 5 V power supply. Jack for connecting power supply unit. For using a plug with specifications, refer to section 3.2.

nting screws (M3 (0.12")) 485: Used in connection 485PC-IF and programmable controller(s).

Terminal Description SDA This terminal is used when the programmable controller receives data

from the computer.SDB RDA This terminal is used when the programmable controller sends data to

the computer.RDB LINK SG Signal ground

2.2.1 Selection of Wiring Wiring of RS485 is one-pair wiring or two-pair wiring ing method from the table below. For message wait

........ Recommendation, .........OK, .......... C *1 When using 485PC-IF with this wiring method re

computer.

Using Computer Link

If is necessary to set the message wait to 70ms or les If is not necessary to set the message wait to 70ms o Use on-demand function

FX-485PC-IF RS485 Interface Unit Hardware Manual This manual contains text, diagrams and explanations which will guide the reader in the correct installation and operation of the FX-485PC-IF RS485 Interface Unit. It should be read and understood before attempting to install or use the unit. Further information can be found in the FX Communication Users manual. If in doubt at any stage during the installation of the FX-485PC-IF Interface Unit always consult a professional electrical engineer who is qualified and trained to the local and national standards.

1. Introduction The interface unit FX-485PC-IF (hereinafter referred to as 485PC-IF) can exchange signal of RS232C and RS485 (RS422) for computer link.

*1 Each programmable controller requires necessary adaptor or unit for suporting computer link. For system configuration of computer link, refer to FX communication users manual. For A series, refer to A series manual.

1.1 External Dimensions Dimensions: mm (inches) Weight: Approx. 0.3kg (0.66lbs) Accessories: Terminating resistor (330 2, 110 1)

485PC-IF FX,FX0N,FX2N,FX2NC,A

series programmable controller(s) *1

Computer

S D A S D B R D A R D B

100 (3 .94") 30 (1 .18")

80 (3

.1 5"

)

R S-232C

L INK SG

R D

SD

PO W ER

5 V

D C

R S -422 /485

a ) b) c) d) e) f)

FX-485P C -IF

1.2 RS232C Connector Pin Layout

2. Wiring Caution for wiring The terminal screws for the terminal blo

drawing) suitable for use with these scr

The terminal tightening torque is 0.5 to

2.1 Connecting to a Computer (RS

Note RS (RTS) and CS (CTS), DR(DSR) and E nect wiring depending on the need of the c

2.2 Connecting to a Programmabl

Pin No. Signal Name 1 NC

2 SD (TXD)

3 RD (RXD)

4 RS (RTS)

5 CS (CTS)

6 DR (DSR)

7 SG

8 to 19 NC

20 ER (DTR)

21 to 25 NC

1 2

3 4

5 6

7 8

9 10

11 12

13

25 24

23 22

21 20

19 18

17 16

15 14

6.2 mm (0.24" ) or less

For M3 (0.12"

SD (TXD) RD (RXD) RS (RTS) CS (CTS) DR (DSR)

SG ER (DTR)

Signal Name Pin No. 2 3 4 5 6 7 20

485PC-IF

JY992D81801B Date: 2015 April

a b c d e f)

g h

FX-485PC-IF RS485 Interface Unit Hardware Manual This manual contains text, diagrams and explanations which will guide the reader in the correct installation and operation of the FX-485PC-IF RS485 Interface Unit. It should be read and understood before attempting to install or use the unit. Further information can be found in the FX Communication Users manual. If in doubt at any stage during the installation of the FX-485PC-IF Interface Unit always consult a professional electrical engineer who is qualified and trained to the local and national standards.

1. Introduction The interface unit FX-485PC-IF (hereinafter referred to as 485PC-IF) can exchange signal of RS232C and RS485 (RS422) for computer link.

*1 Each programmable controller requires necessary adaptor or unit for suporting computer link. For system configuration of computer link, refer to FX communication users manual. For A series, refer to A series manual.

1.1 External Dimensions Dimensions: mm (inches) Weight: Approx. 0.3kg (0.66lbs) Accessories: Terminating resistor (330 2, 110 1)

a) RS232C connector: Used for connection between 485PC-IF and computer. b) RD LED: Lit when the programmable controller sends data to the computer. c) SD LED: Lit when the programmable controller receives data from the computer. d) POWER LED: Lit when 5V is supplied to the power feed jack f). e) Power supply cable grip: Safety grip to prevent disconnection of 5 V power supply. f) Power feed jack: Jack for connecting power supply unit.

For using a plug with specifications, refer to section 3.2. g) Terminal cover mounting screws (M3 (0.12")) h) Terminal for RS422/485: Used in connection 485PC-IF and programmable controller(s).

Terminal Description SDA This terminal is used when the programmable controller receives data

from the computer.SDB RDA This terminal is used when the programmable controller sends data to

the computer.RDB LINK SG Signal ground

485PC-IF FX,FX0N,FX2N,FX2NC,A

series programmable controller(s) *1

Computer

S D A S D B R D A R D B

100 (3 .94") 30 (1 .18")

80 (3

.1 5"

)

R S-232C

L INK SG

R D

SD

PO W ER

5 V

D C

R S -422 /485

a ) b) c) d) e) f)

g )h)

FX-485P C -IF

32C Connecto

2. Wiring Caution for wiring The terminal screws

drawing) suitable for

The terminal tighteni

2.1 Connecting to a C

Note RS (RTS) and CS (CTS nect wiring depending o

2.2 Connecting to a P 2.2.1 Selection of Wiring Wiring of RS485 is one-pair wiring ing method from the table below.

........ Recommendation, ...... *1 When using 485PC-IF with th

computer.

Pin No. 1 2 3 4 5

6

7 8 to 19

20

21 to 25

Using C

If is necessary to set the message If is not necessary to set the mess Use on-demand function

1 2

3 4

5 6

7 8

9 10

11 12

13

25 2

6.2 mm (0.24" ) or less

SD (TXD) RD (RXD) RS (RTS) CS (CTS) DR (DSR)

SG ER (DTR)

Signal Name Pin No. 2 3 4 5 6 7 20

485PC-IF

JY992D81801B Date: 2015 April

r Pin Layout (D-SUB 25 Pin)

for the terminal block of the RS485 are M3 screws and therefore the crimp style terminal (see use with these screws should be fitted to the cable for wiring.

ng torque is 0.5 to 0.8 Nm (5 to 8 kgf.cm), and tighten securely to avoid malfunction.

omputer (RS232C)

), DR(DSR) and ER (DTR) signals are not used, but are connected inside the 485PC-IF, con-

Signal Name Description NC No connection

SD (TXD) Send data (485PC-IF RS232C device(computer))

RD (RXD) Receive data (RS232C device(computer) 485PC-IF)

RS (RTS) No used (These pins are connected inside 485PC-IF. In some cases computer may require connection.)CS (CTS)

DR (DSR) No used (This pin is connected to ER (DTR) inside 485PC-IF. In some cases com- puter may require connection.)

SG Signal ground

NC No connection

ER (DTR) No used (This pin is connected to DR (DSR) inside 485PC-IF. In some cases computer may require connection.)

NC No connection

For M3 (0.12") 6.2 mm (0.24")

or less

For M3 (0.12") Dimensions: mm (inches)

SD (TXD) RD (RXD) RS (RTS) CS (CTS) DR (DSR)

SG ER (DTR)

Signal Name Computer

1.2 R 4

23 22

21 20

19 18

17 16

15 14

S2

n the need of the computer.

rogrammable Controller(s) (RS485/RS422)

or two-pair wiring. The wiring method is decided according to the usage. Please select the wir- For message wait and on-demand function, please see FX Communication Users Manual.

...OK, .......... Can not use is wiring method remember to take account for/or ignore the echo of the commands sent from

omputer Link One-pair wiring (Refer to section2.2.3)

Two-pair wiring (Refer to section2.2.2)

wait to 70ms or less

age wait to 70ms or less *1

7-3 MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN

Specifications are subject to change without notice

2.2.2 Two-pair Wiring

Grounding of resistance 100 or less

3.2 Power Supply Specifications

s as shown right.

ations

se see FX Communication Users Manual.

Check he RD LED.

Description 5 V DC 5%

Max. 260 mA

Description ing to RS232C

ing to RS485 and RS232C

ex communication

m

m

,200 bps

upler isolation and transformer isolation programmable controller and communication signal)

Description .

unit and connection.

LED Status Check Point ED is lit Wiring between computer and 485PC-IF is OK.

ED is not lit Check wiring between computer and 485PC-IF. Check that data has been sent from computer.

ED is lit Wiring between programmable controller and 485PC-IF is OK.

ED is not lit Check wiring between programmable controller and 485PC-IF. Check set- ting of programmable controller(s) for computer link.

Dimensions: mm (inches)

5.5(0.22") 2.1(0.08")

9. 5

(0 .3

7" )

otection of the FX-485PC-IF RS485 Interface Unit d and competent personnel. This is defined by the European directives for

X-485PC-IF always consult a professional electrical engineer who is qualified oubt about the operation or use of the FX-485PC-IF please consult the near-

ble or responsible for any consequential damage that may arise as a result of

e intended only as an aid to understanding the text, not to guarantee opera- or actual use of the product based on these illustrative examples. n of this equipment, you must satisfy yourself as to its suitability for your spe-

HEAD OFFICE : TOKYO BUILDING, 2-

*1 R is the terminating resistor. Connect the terminating resistor (110) between terminals RDA and RDB. *2 The shield of the shielded twisted-pair cable must be connected to ground (100 or less). *3 Connect terminal FG to each terminal of the programmable controller main body grounded with resistance of 100 or less.

However, for the computer link unit of the A series programmable controller, see the manual of the computer link unit.

3. Specifications

3.1 General Specifications General specifications other than the those-mentioned below are the same as for the FX or FX2N series programmable controller.

Items Description Dielectric withstand voltage 500 V AC > 1 min, tested between terminals in batch and case

Insulation Resistance 5 M > 500 V DC, tested between terminals in batch and case

Guidelines for the safety of the user and pr This manual has been written to be used by traine

machinery, low voltage and EMC. If in doubt at any stage during the installation of the F

and trained to the local and national standards. If in d est Mitsubishi Electric distributor.

Under no circumstances will Mitsubishi Electric be lia the installation or use of this equipment.

All examples and diagrams shown in this manual ar tion. Mitsubishi Electric will accept no responsibility f

Owing to the very great variety in possible applicatio cific application.

*1 R is the terminating resistor. Connect the terminating resistor (330) between terminals SDA and SDB, and terminals RDA and RDB.

*2 The shield of the shielded twisted-pair cable must be connected to ground (100 or less). When using parallel link, ground both side. When using no protocol or dedicated protocol, ground one side.

*3 Connect terminal FG to each terminal of the programmable controller main body grounded with resistance of 100 or less. However, for the computer link unit of the A series programmable controller, see the manual of the computer link unit.

2.2.3 One-pair Wiring

Grounding of resistance 100 or less

R*1

R*1

SDA

SDB

RDA

RDB

SDA

SDB

RDA

RDB

SG

SDA

SDB

RD A

RD B

LINK SG *3

FG

SDA

SDB

RDA

RDB

SG *3

FG

R*1

R*1

485PC-IF FX2N-485-BD FX(0N)-485ADP A series programmable

controllers computer link unit'

LINK SG

*2

R*1

SDA

SDB

RDA

RDB

SDA

SDB

RDA

RDB

SG

SDA

SDB

RDA

RDB

LINK SG *3 FG

SDA

SDB

RDA

RDB

SG *3 FG

R*1

LINK SG

*2

485PC-IF FX2N-485-BD FX(0N)-485ADP A series programmable controllers computer link unit

Note Use a plug with specification

3.3 Performance Specific

4. Diagnostics For diagnostics of computer link, plea

4.1 POWER LED Check

4.2 SD LED and RD LED Check the status of the SD LED and t

Items Power source Current consumption

Items

Transmis- sion standard

RS232C Conform

RS485/422 Conform

Communication method Full-dupl

transmission distance

RS232C Max. 15

RS485/422 Max. 500

Supported baud rate 300 to 19

Isolation Photo co (between

LED Status Lit Power source is OK

Otherwise Check power supply

Location

Sending data form computer to programmable controller(s).

SD L

SD L

Sending data form programma- ble controller to computer.

RD L

RD L

2.2.2 Two-pair Wiring

*1 R is the terminating resistor. Connect the terminating resistor (330) between terminals SDA and SDB, and terminals RDA and RDB.

*2 The shield of the shielded twisted-pair cable must be connected to ground (100 or less). When using parallel link, ground both side. When using no protocol or dedicated protocol, ground one side.

*3 Connect terminal FG to each terminal of the programmable controller main body grounded with resistance of 100 or less. However, for the computer link unit of the A series programmable controller, see the manual of the computer link unit.

2.2.3 One-pair Wiring

*1 R is the terminating resistor. Connect the terminating resistor (110) between terminals RDA and RDB. *2 The shield of the shielded twisted-pair cable must be connected to ground (100 or less). *3 Connect terminal FG to each terminal of the programmable controller main body grounded with resistance of 100 or less.

However, for the computer link unit of the A series programmable controller, see the manual of the computer link unit.

3. Specifications

3.1 General Specifications General specifications other than the those-mentioned below are the same as for the FX or FX2N series programmable controller.

Items Description Dielectric withstand voltage 500 V AC > 1 min, tested between terminals in batch and case

Insulation Resistance 5 M > 500 V DC, tested between terminals in batch and case

Grounding of resistance 100 or less

R*1

R*1

SDA

SDB

RDA

RDB

SDA

SDB

RDA

RDB

SG

SDA

SDB

RD A

RD B

LINK SG *3

FG

SDA

SDB

RDA

RDB

SG *3

FG

R*1

R*1

485PC-IF FX2N-485-BD FX(0N)-485ADP A series programmable

controllers computer link unit'

LINK SG

*2

Grounding of resistance 100 or less

R*1

SDA

SDB

RDA

RDB

SDA

SDB

RDA

RDB

SG

SDA

SDB

RDA

RDB

LINK SG *3 FG

SDA

SDB

RDA

RDB

SG *3 FG

R*1

LINK SG

*2

485PC-IF FX2N-485-BD FX(0N)-485ADP A series programmable controllers computer link unit

3.2 Power Supply Specifications

Note Use a plug with specifications as shown right.

3.3 Performance Specifications

4. Diagnostics For diagnostics of computer link, please see FX Communication Users Manual.

4.1 POWER LED Check

4.2 SD LED and RD LED Check Check the status of the SD LED and the RD LED.

Items Description Power source 5 V DC 5%

Current consumption Max. 260 mA

Items Description

Transmis- sion standard

RS232C Conforming to RS232C

RS485/422 Conforming to RS485 and RS232C

Communication method Full-duplex communication

transmission distance

RS232C Max. 15 m

RS485/422 Max. 500 m

Supported baud rate 300 to 19,200 bps

Isolation Photo coupler isolation and transformer isolation (between programmable controller and communication signal)

LED Status Description Lit Power source is OK.

Otherwise Check power supply unit and connection.

Location LED Status Check Point

Sending data form computer to programmable controller(s).

SD LED is lit Wiring between computer and 485PC-IF is OK.

SD LED is not lit Check wiring between computer and 485PC-IF. Check that data has been sent from computer.

Sending data form programma- ble controller to computer.

RD LED is lit Wiring between programmable controller and 485PC-IF is OK.

RD LED is not lit Check wiring between programmable controller and 485PC-IF. Check set- ting of programmable controller(s) for computer link.

Dimensions: mm (inches)

5.5(0.22") 2.1(0.08")

9. 5

(0 .3

7" )

HEAD OFFICE : TOKYO BUILDING, 2-7-3 MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN

Specifications are subject to change without notice

Guidelines for the safety of the user and protection of the FX-485PC-IF RS485 Interface Unit This manual has been written to be used by trained and competent personnel. This is defined by the European directives for

machinery, low voltage and EMC. If in doubt at any stage during the installation of the FX-485PC-IF always consult a professional electrical engineer who is qualified

and trained to the local and national standards. If in doubt about the operation or use of the FX-485PC-IF please consult the near- est Mitsubishi Electric distributor.

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 opera- tion. Mitsubishi Electric will accept no responsibility for actual use of the product based on these illustrative examples.

Owing to the very great variety in possible application of this equipment, you must satisfy yourself as to its suitability for your spe- cific application.

FX-485PC-IF RS485 Interface Unit Hardware Manual This manual contains text, diagrams and explanations which will guide the reader in the correct installation and operation of the FX-485PC-IF RS485 Interface Unit. It should be read and understood before attempting to install or use the unit. Further information can be found in the FX Communication Users manual. If in doubt at any stage during the installation of the FX-485PC-IF Interface Unit always consult a professional electrical engineer who is qualified and trained to the local and national standards.

1. Introduction The interface unit FX-485PC-IF (hereinafter referred to as 485PC-IF) can exchange signal of RS232C and RS485 (RS422) for computer link.

*1 Each programmable controller requires necessary adaptor or unit for suporting computer link. For system configuration of computer link, refer to FX communication users manual. For A series, refer to A series manual.

1.1 External Dimensions Dimensions: mm (inches) Weight: Approx. 0.3kg (0.66lbs) Accessories: Terminating resistor (330 2, 110 1)

a) RS232C connector: Used for connection between 485PC-IF and computer. b) RD LED: Lit when the programmable controller sends data to the computer. c) SD LED: Lit when the programmable controller receives data from the computer. d) POWER LED: Lit when 5V is supplied to the power feed jack f). e) Power supply cable grip: Safety grip to prevent disconnection of 5 V power supply. f) Power feed jack: Jack for connecting power supply unit.

For using a plug with specifications, refer to section 3.2. g) Terminal cover mounting screws (M3 (0.12")) h) Terminal for RS422/485: Used in connection 485PC-IF and programmable controller(s).

Terminal Description SDA This terminal is used when the programmable controller receives data

from the computer.SDB RDA This terminal is used when the programmable controller sends data to

the computer.RDB LINK SG Signal ground

485PC-IF FX,FX0N,FX2N,FX2NC,A

series programmable controller(s) *1

Computer

S D A S D B R D A R D B

100 (3 .94") 30 (1 .18")

80 (3

.1 5"

)

R S-232C

L INK SG

R D

SD

PO W ER

5 V

D C

R S -422 /485

a ) b) c) d) e) f)

g )h)

FX-485P C -IF

1.2 RS232C Connector Pin Layout (D-SUB 25 Pin)

2. Wiring Caution for wiring The terminal screws for the terminal block of the RS485 are M3 screws and therefore the crimp style terminal (see

drawing) suitable for use with these screws should be fitted to the cable for wiring.

The terminal tightening torque is 0.5 to 0.8 Nm (5 to 8 kgf.cm), and tighten securely to avoid malfunction.

2.1 Connecting to a Computer (RS232C)

Note RS (RTS) and CS (CTS), DR(DSR) and ER (DTR) signals are not used, but are connected inside the 485PC-IF, con- nect wiring depending on the need of the computer.

2.2 Connecting to a Programmable Controller(s) (RS485/RS422) 2.2.1 Selection of Wiring Wiring of RS485 is one-pair wiring or two-pair wiring. The wiring method is decided according to the usage. Please select the wir- ing method from the table below. For message wait and on-demand function, please see FX Communication Users Manual.

........ Recommendation, .........OK, .......... Can not use *1 When using 485PC-IF with this wiring method remember to take account for/or ignore the echo of the commands sent from

computer.

Pin No. Signal Name Description 1 NC No connection

2 SD (TXD) Send data (485PC-IF RS232C device(computer))

3 RD (RXD) Receive data (RS232C device(computer) 485PC-IF)

4 RS (RTS) No used (These pins are connected inside 485PC-IF. In some cases computer may require connection.)5 CS (CTS)

6 DR (DSR) No used (This pin is connected to ER (DTR) inside 485PC-IF. In some cases com- puter may require connection.)

7 SG Signal ground

8 to 19 NC No connection

20 ER (DTR) No used (This pin is connected to DR (DSR) inside 485PC-IF. In some cases computer may require connection.)

21 to 25 NC No connection

Using Computer Link One-pair wiring (Refer to section2.2.3)

Two-pair wiring (Refer to section2.2.2)

If is necessary to set the message wait to 70ms or less

If is not necessary to set the message wait to 70ms or less *1

Use on-demand function

1 2

3 4

5 6

7 8

9 10

11 12

13

25 24

23 22

21 20

19 18

17 16

15 14

6.2 mm (0.24" ) or less

For M3 (0.12") 6.2 mm (0.24")

or less

For M3 (0.12") Dimensions: mm (inches)

SD (TXD) RD (RXD) RS (RTS) CS (CTS) DR (DSR)

SG ER (DTR)

Signal Name Pin No. 2 3 4 5 6 7 20

485PC-IF

SD (TXD) RD (RXD) RS (RTS) CS (CTS) DR (DSR)

SG ER (DTR)

Signal Name Computer

JY992D81801B Date: 2015 April

HEAD OFFICE : TOKYO BUILDING, 2-7-3 MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN

Specifications are subject to change without notice

2.2.2 Two-pair Wiring

*1 R is the terminating resistor. Connect the terminating resistor (330) between terminals SDA and SDB, and terminals RDA and RDB.

*2 The shield of the shielded twisted-pair cable must be connected to ground (100 or less). When using parallel link, ground both side. When using no protocol or dedicated protocol, ground one side.

*3 Connect terminal FG to each terminal of the programmable controller main body grounded with resistance of 100 or less. However, for the computer link unit of the A series programmable controller, see the manual of the computer link unit.

2.2.3 One-pair Wiring

*1 R is the terminating resistor. Connect the terminating resistor (110) between terminals RDA and RDB. *2 The shield of the shielded twisted-pair cable must be connected to ground (100 or less). *3 Connect terminal FG to each terminal of the programmable controller main body grounded with resistance of 100 or less.

However, for the computer link unit of the A series programmable controller, see the manual of the computer link unit.

3. Specifications

3.1 General Specifications General specifications other than the those-mentioned below are the same as for the FX or FX2N series programmable controller.

Items Description Dielectric withstand voltage 500 V AC > 1 min, tested between terminals in batch and case

Insulation Resistance 5 M > 500 V DC, tested between terminals in batch and case

Grounding of resistance 100 or less

R*1

R*1

SDA

SDB

RDA

RDB

SDA

SDB

RDA

RDB

SG

SDA

SDB

RD A

RD B

LINK SG *3

FG

SDA

SDB

RDA

RDB

SG *3

FG

R*1

R*1

485PC-IF FX2N-485-BD FX(0N)-485ADP A series programmable

controllers computer link unit'

LINK SG

*2

Grounding of resistance 100 or less

R*1

SDA

SDB

RDA

RDB

SDA

SDB

RDA

RDB

SG

SDA

SDB

RDA

RDB

LINK SG *3 FG

SDA

SDB

RDA

RDB

SG *3 FG

R*1

LINK SG

*2

485PC-IF FX2N-485-BD FX(0N)-485ADP A series programmable controllers computer link unit

3.2 Power Supply Specifications

Note Use a plug with specifications as shown right.

3.3 Performance Specifications

4. Diagnostics For diagnostics of computer link, please see FX Communication Users Manual.

4.1 POWER LED Check

4.2 SD LED and RD LED Check Check the status of the SD LED and the RD LED.

Items Description Power source 5 V DC 5%

Current consumption Max. 260 mA

Items Description

Transmis- sion standard

RS232C Conforming to RS232C

RS485/422 Conforming to RS485 and RS232C

Communication method Full-duplex communication

transmission distance

RS232C Max. 15 m

RS485/422 Max. 500 m

Supported baud rate 300 to 19,200 bps

Isolation Photo coupler isolation and transformer isolation (between programmable controller and communication signal)

LED Status Description Lit Power source is OK.

Otherwise Check power supply unit and connection.

Location LED Status Check Point

Sending data form computer to programmable controller(s).

SD LED is lit Wiring between computer and 485PC-IF is OK.

SD LED is not lit Check wiring between computer and 485PC-IF. Check that data has been sent from computer.

Sending data form programma- ble controller to computer.

RD LED is lit Wiring between programmable controller and 485PC-IF is OK.

RD LED is not lit Check wiring between programmable controller and 485PC-IF. Check set- ting of programmable controller(s) for computer link.

Dimensions: mm (inches)

5.5(0.22") 2.1(0.08")

9. 5

(0 .3

7" )

Guidelines for the safety of the user and protection of the FX-485PC-IF RS485 Interface Unit This manual has been written to be used by trained and competent personnel. This is defined by the European directives for

machinery, low voltage and EMC. If in doubt at any stage during the installation of the FX-485PC-IF always consult a professional electrical engineer who is qualified

and trained to the local and national standards. If in doubt about the operation or use of the FX-485PC-IF please consult the near- est Mitsubishi Electric distributor.

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 opera- tion. Mitsubishi Electric will accept no responsibility for actual use of the product based on these illustrative examples.

Owing to the very great variety in possible