Appendices
A - 72
NX-series Digital I/O Unit User’s Manual (W521)
Note The COM (+V) terminals and 0 V terminals are inter-
nally connected inside the Unit, but they must all be
wired.
Note 1. Connect the A9/B9 terminal and the terminal.
Connect the A10/B10 terminal and the terminal.
(Use the enclosed short bar.)
2. The COM terminals are wired inside the Connec-
tor-Terminal Block Conversion Unit.
Digital I/O
Unit
NX-OD6256-5
Connec-
tor-Terminal
Block Con-
version Unit
XW2D-40G6
Connecting
Cable
XW2Z-
K
Connection
diagram
24
VDC
24
VDC
A20
A11
A12
A13
A14
A15
A16
A17
A18
A19
B20
B11
B12
B13
B14
B15
B16
B17
B18
B19
A10
A1
A2
A3
A4
A5
A6
A7
A8
A9
B10
B1
B2
B3
B4
B5
B6
B7
B8
B9
11
10
12
13
14
15
10
11
12
13
14
15
03
02
09
01
08
00
04
05
06
07
0V
0V
0 V
0V
02
09
01
08
00
03
04
05
06
07
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
COM1
(+V)
COM1
(+V)
Wd (m+1)
COM0 (+V)
COM0 (+V)
Wd m
Digital I/O
Unit
NX-OD6256-5
Connec-
tor-Terminal
Block Con-
version Unit
XW2C-20G6-IO16 (2 Units)
Connecting
Cable
XW2Z-
N
Connection
diagram
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
A9
B9
A10
B10
15
14
13
12
11
10
09
08
07
06
05
04
03
02
01
00
12 to
24 VDC
Solenoid
valve, etc.
Solenoid
valve, etc.
COM0
+V
(COM1)
(Short bar)
(Short bar)
Wd m
(Wd (m+1))
+
−
−
+
−
+
−
+
−
−
+
+
−
+
−
+
−
+
+
−
−
+
Summary of Contents for NX-IA3117
Page 34: ...Sections in this Manual 32 NX series Digital I O Unit User s Manual W521...
Page 52: ...1 Features and System Configuration 1 18 NX series Digital I O Unit User s Manual W521...
Page 56: ...2 Specifications 2 4 NX series Digital I O Unit User s Manual W521...
Page 152: ...5 I O Refreshing 5 36 NX series Digital I O Unit User s Manual W521...
Page 204: ...8 Digital Mixed I O Units 8 8 NX series Digital I O Unit User s Manual W521...
Page 224: ...9 Troubleshooting 9 20 NX series Digital I O Unit User s Manual W521...
Page 230: ...10 Inspection and Maintenance 10 6 NX series Digital I O Unit User s Manual W521...
Page 337: ...I 1 I NX series Digital I O Unit User s Manual W521 Index...
Page 340: ...I 4 NX series Digital I O Unit User s Manual W521 Index...