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MELSOFT
2 SYSTEM CONFIGURATIONS
2) About connection of usable modules
When a computer link module is used to make access from the IBM-
PC/AT compatible to the programmable controller CPU, note that three
are restrictions on the modules connectable directly to the IBM-PC/AT
compatible.
If the module cannot be connected directly to the IBM-PC/AT
compatible, it may be used as the "n"th module of multidrop.
Multidrop
Type Interface
1:1
Connection
First module "n"th module
RS-232
RS-422
A2CCPUC24
A2CCPUC24-PRF
RS-422/485
RS-232
AJ71C24-S6
AJ71C24-S8
RS-422
A1SCPUC24-R2
A1SJ71C24-PRF
A1SJ71C24-R2
RS-232
A1SJ71C24-R4 RS-422/485
RS-232
AJ71UC24
RS-422/485
A1SJ71UC24-R2
A1SJ71UC24-PRF
RS-232
A1SJ71UC24-R4 RS-422/485
RS-232
AJ71QC24/AJ71QC24N
A1SJ71QC24/A1SJ71QC24N
RS-422/485
RS-232(CH.1)
AJ71QC24-R2
A1SJ71QC24-R2
AJ71QC24N-R2
A1SJ71QC24N-R2
RS-232(CH.2)
RS-422
AJ71QC24-R4
AJ71QC24N-R4
RS-422/485
RS-232
QJ71C24/QJ71C24N
RS-422/485
RS-232(CH.1)
QJ71C24-R2/QJ71C24N-R2
RS-232(CH.2)
*1
RS-422/485(CH.1)
QJ71C24N-R4
RS-422/485(CH.2)
RS-232
LJ71C24
RS-422/485
RS-232(CH.1)
LJ71C24-R2
RS-232(CH.2)
FX0N-485ADP
FX
2NC-485ADP
FX
3U-485ADP
FX
1N-485-BD
FX
2N-485-BD
FX3G-485-BD
FX
3U-485-BD
RS-422/485
*1: Function Version B or later is compatible.