Mitsubishi FX-16NP-S3 Manuale utente

FOREWORD

This manual provides technical information on the use of theFX-

16NP/NT-S3specialfunction block in connectionwiththeFX

programmable controller.

InformationconcerningtheMELSECNET/MINI-S3network

covered by the manual

the master unit.

Users should ensure that the details of this and other relevant

manuals are studied and understood before attempting to install

use theseunits.

CONTENTS

SYSTEM CONFIGURATION

EXTERNAL DIMENSIONSAND SPECIFICATIONS

CONNECTIONSAND WIRING

STATION NUMBER SETTING

I/O

DATAASSIGNMENT

BUFFERMEMORY(BFM)ASSIGNMENT

GENERAL DESCRIPTIONOF THE MASTER UNIT (REFERENCE)

PROGRAMMING

TROUBLESHOOTING

10.

TRANSMISSION CABLE SPECIFICATIONS

APPENDIX

A.COMMUNICATION TIMES

SYSTEM

COMF

IGURATIQN

Maximumstation-to-stationdistancePlasticfiber-opticcable:

Twisted-wire pair cable:

100

Maximumnumber of stations 64

inputoroutputpointsperstation)

Interfaceblock FX-16NP-S3 for fiber-optic cable

FX-16NT-S3 for twisted-wire pair cable

Number of occupyingstations

(WhentheAseriesPCisinexpansion

mode)

Number of occupying

I/O

points

inputpointsand

outputpointsforthe FX

series PCs.

Communicationsinformation

And,

input or output points as a special ex-

tensionblock.

Total:

points

FX:

input points and

words

FX to A:

output points and

words

The MELSECNET/MINI-S3 is an

I/O

and

data transmission system for remote I/O

units.

AJ71 PT32-S3

(for

both

,Rberoptic cable

Thissystemusesamasterstation of

andtwisted-wire

pdr

cable),APCCPU

(fortwisted-wirepaircable),

AlSJ71PT32-S3.

Among

venous

kindsofslavestations

connected

the master station, the FX-

16NP/NT-S3interfaceunitsareusedas

theinterfaceblockforlinkingtheFX

seriesprogrammablecontrollers

(hereaftercalledPCs).TheFXseries

PCs are used as the local PCs connected

the A series master PCs.

The

MELSECNET/MINI-S3 system hand-

les ON/OFF signals

input points and

output points as well as 16-bit data of

pointsrespectivelyforsendand

receive (in expansion mode).

TheFX-lGNP/NThandlesON/OFF

sig-

nals only

(I/O

dedicated mode).

EXTERNAL

DIMENSIONS

AND

SPECF

1CATDNS

(1)

PerformanceSpecifications(Generalspecificationsexceptwithstand vdtage

(fl)

arethe

same

for the

base

unit.)

CONNECTIONS AND

WIRING

(2)

Connectingthetransmissionlines

Optical

cable (optional):

F-OFCM10

1Om

(3Oft.)

F-OFCM30

3om

(9oft.)

F-OFCM50

5om

(16ofl.)

One

pair is required.

stationafter

the

stationbefore

Master

rlatlon

Optical fiber cable

Optical fiber

cable

(Looped)

Use

twisted-pair of

the

fol-

lowing core size:

0.2mm2 (0.31min~h.~)for

0.5mm2 (0.78rnln~h.~)for

RDA

the

station after

RDB

the

station after

fiber-opticcables,

tom

there-

viousstation andmto&of

thenextstation

thatthe

whole link forms

loop.

Markingoneend of thecable

will help form the

loop

correctly.

Whenusingtwisted-wire pair

cables.connect

Connect theL

jointlytoallthe FX-16NT-S3

units.Transmissionlines must

be laidin seperatecableruns

from power lines.

I/O

DATA

ASSIGNMENT

Eight

points

ON/OFF

signals for-bothinput and

output are transmitted and

received between an

FX-

16NP/NT-S3 and

the

se-

ries master

PC.

These

signals on an

series

lo-

cal PC are mapped as in-

put and output relays in

the table shown on the

right.

More than one interface

block can be connected

one

series PC. The

FX-16NP/NT-S3 can be

lo-

cated at any desired posi-

tion.

OWFF

signels

can be

received

usbq

buffer

memory,

which

explained

later

this

Manual.

BUFFER

MEMORY

(BFM)

ASSEWEMT-

The

f?X-16NP/NT-S3

interface block

uses

its built-inbuffer memory (%-word

RAM

without

battery

back@)

for

communications withthe

series PC. The buffer memory is assigned,with

the

numbers

as shown below.

TRANSMIT BUFFER MEMORY(WRITE-ONLY)

BFM

No.

Memory data

Data

iswritten from the FX series

PCto each BFM by a

instruc-

tion. The mittendata is then

transferred

the

series PC.

#26

#27

#28

#29

Error code (See the following page.)

#30

Informationcode:7001(NP-SS),7002(NT-S3)

#31

Unusable

Set value of the station number setting switch

(1to 61)

RECEIVE

BUFFER

MEMORY

'(READ-ONLY)

BFM

No.

Memory

data

Data

iswritten from

the

sen'es

each

BFM.

The

written

#26

data

then transferred

the

series

PC by a

FROM

instruction.

#27

#28

#29

Error code (See the following page.)

#30

Informationcode:7001(NP-SS),7002(NT-S3)

#31

Unusable

Set value of the station number setting switch

61)

The BFM numbers indicated by the

symbol are write-only memory. Reading by the

series PC by

FROM instruction is denied.

The BFM numbers indicateq-by the

symbol are read-only memory. Writing from the

series PC

TO instruction

denid?:

,'*

.I.

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