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9 COMMUNICATION BETWEEN THE MASTER STATION AND THE
REMOTE I/O STATION
MELSEC-QnA
9
9. COMMUNICATION BETWEEN THE MASTER STATION AND THE
REMOTE I/O STATION
How to set, program, and confirm the operation of the module is described using a
system configuration example.
9.1 System Configuration
A system with five remote I/O stations is used as an example.
AY42
YA0
YDF
to
AX42
X60
X9F
to
AJ61
QBT11
X/Y40
X/Y5F
to
AY41
Y20
Y3F
to
AX41
X00
X1F
to
Q3ACPUA62P
Terminating resistor
Terminating resistor
Remote I/O station (station No.1)
Input module
AJ65BTC1-32D
Remote I/O station (station No.2)
Output module
AJ65BTB1-16T
Remote I/O station (station No.3
)
Input module
AJ65BTB1-16D
I/O module
AJ65BTB1-16DT
Remote I/O station (station No.5)
Output module
AJ65BTC1-32T
Remote I/O station (station No.4)
Master station