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9 COMMUNICATION BETWEEN THE MASTER STATION AND THE
REMOTE I/O STATION
MELSEC-QnA
9.3.2 Confirming the operation by the program
Using the sequence program, confirm that the data link is proceeding normally.
1
For example, when X00 of the remote I/O station AJ65BTB1-16D (station No.1) is
turned on, Y20 (AY41) of the master station is turned on.
2
When X10 (AX41) of the master station is turned on, Y00 of the remote I/O station
AJ65BTB1-16T (station No.3) is turned on.
2
AY42AX42
AJ61
QBT11
AY41
Y20
AX41
X10
Q3ACPUA62P
Master station
Terminating resistor
Terminating resistor
Input module
AJ65BTB1-16D
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)
I/O module
AJ65BTB1-16DT
Remote I/O station (station No.5)
Output module
AJ65BTC1-32T
Remote I/O station (station No.4)
ON
ON
ONON
Y00
X00
2
1
1