Omron NX-ID - Page 373

A - 123
Appendices
NX-series Digital I/O Unit User’s Manual (W521)
A-3 Connecting Connector-Terminal Block
Conversion Units and I/O Relay Terminals
A
A-3-3 Connector-Terminal Block Conversion Unit Connection Diagrams
Note 1. The polarity for input power supply connections
indicated with dotted lines (
- - - - - ) can be con-
nected in either direction.
2. The COM terminals and +V terminals are inter-
nally connected inside the Unit, but they must all
be wired.
Note 1. The polarity for input power supply connections
indicated with dotted lines (
- - - - - ) can be con-
nected in either direction.
2. The COM terminals and +V terminals are inter-
nally connected inside the Unit, but they must all
be wired.
Inputs and Outputs
Digital I/O
Unit
NX-MD6121-5
Connec-
tor-Terminal
Block Con-
version Unit
XW2D-20G6
Connecting
Cable
XW2Z-
X
Connection
diagram
A10
A1
A2
A3
A4
A5
A6
A7
A8
A9
B10
B1
B2
B3
B4
B5
B6
B7
B8
B9
CN2
A10
A1
A2
A3
A4
A5
A6
A7
A8
A9
B10
B1
B2
B3
B4
B5
B6
B7
B8
B9
CN1
10
09
08
11
12
13
14
15
09
08
NC
10
11
12
13
14
15
COM
01
00
NC
02
03
04
05
06
07
COM
02
01
00
03
04
05
06
07
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
12
to
24
VDC
24
VDC
24
VDC
12
to
24
VDC
(OUT)
COM (0V)
COM (0V)
+V
+V
(IN)
Digital I/O
Unit
NX-MD6121-5
Connec-
tor-Terminal
Block Con-
version Unit
XW2R-J20G-T
Connecting
Cable
XW2Z-
X
Connection
diagram
A10
A1
A2
A3
A4
A5
A6
A7
A8
A9
B10
B1
B2
B3
B4
B5
B6
B7
B8
B9
09
08
NC
10
11
12
13
14
15
COM
01
00
NC
02
03
04
05
06
07
COM
A10
A1
A2
A3
A4
A5
A6
A7
A8
A9
B10
B1
B2
B3
B4
B5
B6
B7
B8
B9
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
10
09
08
11
12
13
14
15
COM
+V
02
01
00
03
04
05
06
07
COM
+V
(IN)
CN2
CN1 (OUT)
24
VDC
12 to
24
VDC