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9 COMMUNICATION BETWEEN THE MASTER STATION AND THE
REMOTE I/O STATION
MELSEC-QnA
9.1.1 Setting of the master station
The settings of the switches on the master station are shown below:
0 (X10)
0 (X1)
Always set "00" for the
master station.
Mode setting switch
0 (online)
Transmission speed setting switch
2 (2.5Mbps)
Condition setting switch
SW
1
2
3
4
5
6
7
8
Setting
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
Description
Master station
Clear
(Invalid when master station)
Station number setting switch
(Invalid when master station)
0
5
9
4
8
3
7
2
6
1
0
5
9
4
8
3
7
2
6
1
AJ61QBT11
E
R
R
O
R
R
A
T
E
B
T
E
S
T
X 1
B RATE
0 156K
1625K
22. 5M
35M
4 10M
ON
MODE
0 : ONLINE (A. R. )
1 : ONLINE (RIM )
2 : OFFLINE
RUN
ERR.
MST
S MST
LOCAL
CPU R / W
SW
M / S
PRM
TIME
LINE
L RUN
L ERR.
OFF
S MSTM / L
HOLDCLEAR
3 / 41 / 2
SW
1
2
3
4
5
6
7
8
ON
10
8
6
4
2
9
7
5
3
1
NC
DA
NC
(FG)
SLD
NC
NC
NC
DB
DG
STATION NO.
X10
156K
625K
2. 5M
5M
10M
TEST
S0
S1
S2
SD
RD
0
5
9
4
8
3
7
2
6
1
0
8
F
7
E
6
D
5
C
4
B
3
A
2
9
1
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