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30
MITSUBISHI ELECTRIC
MELSEC AnS/QnAS
SPECIAL FUNCTION MODULES
Specifications
Interface
Communicationsmode
Synchronisation
A1SJ71UC24-R2
type RS232C
Fullduplex/halfduplex
Asynchronouscommunications
A1SJ71UC24-R4
RS422/485
Fullduplex/halfduplex
Asynchronouscommunications
300–19200(computerlink)
19200–38400(multidrop)
500
32
1startbit,7or8databits,1or0paritybits,
1or2stopbits
Paritycheck,checksum
YES/NOselectable
YES/NOselectable
—
32
100
0.55
34.5x130x93.6
A1SJ71C24-PRF
RS232C
Fullduplex/halfduplex
Asynchronouscommunications
Data
transfer
rate
bit/s 300–19200
300–19200
distance
m 15
15
—
1startbit,7or8databits,1or0paritybits,
1or2stopbits
Paritycheck,checksum
YES/NOselectable
YES/NOselectable
32kbyte(400x80characters)
32
100
0.22
34.5x130x93.6
Max.noofstationsinamultidropnetwork
—
1startbit,7or8databits,1or0paritybits,
1or2stopbits
Paritycheck,checksum
YES/NOselectable
YES/NOselectable
—
32
mA 100
kg 0.49
mm 34.5x130x93.6
Dataformat
Errorcorrection
DTR/DSRcontrol
XON/XOFF(DC1/DC3)
EEPROMmemory
I/Opoints
Internalpowerconsumption(5VDC)
Weight
Dimensions(WxHxD)
Orderinformation
Art.no. 64561
64562
29537
A
1SJ71C24-PRF
RUN
SD
RD
PRT
C/N
P/S
PRO
SIO
A1SJ71C24-PRF
1
03
04
05
06
07
08
09
10
11
12
SW
MODE
RS-232-C
Dataexchangewithperipheraldevices
Thismoduleenablescommunicationwithperipheral
devicesviaastandardRS-232Cinterface.Theperiph-
eralsareconnectedpoint-to-pointona1:1basis.
Specialfeatures:
V
Enables PCs connected to the system to access
the full data set of the MELSEC AnS CPU using
graphic process supervision or monitoring soft-
ware
V
Support for plain ASCII data exchange with con-
nected devices such as barcode readers, scales
and identification systems
V
Options for connection of a printer
V
Integrated 32KB EEPROM memory for logging
quality, productivity or alarm data that can be
printed out when required
V
Module and communications status shown
by LEDs
V
The A1SJ71UC24-R4 has the same features as the
A1SJ71UC24-R2. The only difference is that a PC
can access up to 32 controllers via RS422/485
version.
M
MELSEC AnS/QnAS Interface Modules
Interface Modules
BASICS
A
A