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MITSUBISHI CNC
4 Connection
<Signal assignment>
<CAUTION>
When using two or more remote I/O units or when
connecting to the operation panel I/O unit, the signal
assignment will differ. Refer to the "PLC Interface
Manual" for details. The I/O assignment shows an
example when the station No. is set to "2".
Machine side
control panel, etc.
24VDC(+)
0V
24VDC(+)
0V
24VDC(+)
RA
R
PL
0V
24VDC(+)
RA
R
PL
0V
24VDC(+)
0V
<Adaptive connector>
DCIN (CN220)
Y
Connector:2-178288-3
Contact:1-175218-5
Manufacturer:
Tyco Electronics
(Note 1) ( ) is the MITSUBISHI original type name.
(Note 2) Refer to "Cable: R-TM Terminator Connector" for the details of R-TM.
112
X40
X41
DI-L
X42
X43
X44
X45
X46
X47
X48
X49
X4A
X4B
DI-R
X4C
X4D
X4E
X4F
COM
24VDC
24VDC
B
Y40
Y41
Y42
DO-L
Y43
Y44
Y45
Y46
Y47
Y48
Y49
Y4A
Y4B
Y4C
Y4D
Y4E
Y4F
DO-R
24VDC
24VDC
B
Control unit
Operation panel
I/O unit
R-TM
Remote I/O
unit
RIO1/RIO2 (CN211)
X
Connector:1-178288-3
Contact:1-175218-2
Manufacturer:
Tyco Electronics
FCUA-DX121
DI-L
B
A
X50
20
19
X51
X52
18
X53
17
16
X54
X55
15
X56
14
13
X57
X58
12
X59
11
10
X5A
X5B
9
X5C
8
7
X5D
X5E
6
X5F
5
4
COM
3
0V
2
1
0V
B
A
DO-L
A
Y50
20
19
Y51
Y52
18
Y53
17
16
Y54
Y55
15
Y56
14
13
Y57
Y58
12
Y59
11
10
Y5A
Y5B
9
Y5C
8
7
Y5D
Y5E
6
Y5F
5
4
3
2
0V
1
0V
A
RIO1
1
2
3
TxRx TxRx*
LG
X
DI- L/DO- L (CN300)
DI- R/DO- R
Solderless type
connector:
7940-6500SC
Manufacturer: 3M
DI-R
B
A
X60
X70
20
19
X61
X71
X62
X72
18
X63
X73
17
16
X64
X74
X65
X75
15
X66
X76
14
13
X67
X77
X68
X78
12
X69
X79
11
10
X6A
X7A
X6B
X7B
9
X6C
X7C
8
7
X6D
X7D
X6E
X7E
6
X6F
X7F
5
4
COM
COM
3
24VDC
0V
2
1
24VDC
0V
B
A
DO-R
B
A
Y60
20
19
Y61
Y62
18
Y63
17
16
Y64
Y65
15
Y66
14
13
Y67
Y68
12
Y69
11
10
Y6A
Y6B
9
Y6C
8
7
Y6D
Y6E
6
Y6F
5
4
AO
AO*
3
2
24VDC
0V
1
0V
24VDC
B
A
RIO2
D CIN
1
2
3
1
2
3
TxRx
TxRx*
LG
+24V
0V
FG
X
Y
Terminator
(R-TM)
Connector:1-178288-3
Contact:1-175216-2
X
Manufacturer:
Tyco Electronics
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