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I/O
Unit
capac-
connec-
ity
1 MIL
16
connec-
inputs
tor
NX-MD6121-5
1 MIL
16 out-
connec-
puts
tor
1 Fujitsu
16
connec-
inputs
tor
NX-MD6121-6
1 Fujitsu
16 out-
connec-
puts
tor
1 MIL
16
connec-
inputs
tor
NX-MD6256-5
1 MIL
16 out-
connec-
puts
tor
*1. The inputs are NPN. For PNP inputs, reverse the polarity of the external power supply connections to the power supply
terminals on the Connector-Terminal Block Conversion Unit.
NX-series Digital I/O Unit User's Manual (W521)
Con-
Num
Num-
nec-
ber
ber of
Polar-
tion
of
ity
pat-
bran
tors
tern
ches
C
None
C
None
NPN/P
NP
C
None
C
None
C
None
C
None
NPN
C
None
C
None
C
None
C
None
C
None
C
None
NPN/P
C
None
NP
C
None
C
None
C
None
C
None
C
None
C
None
C
None
NPN
C
None
C
None
C
None
C
None
C
None
NPN/P
NP
C
None
C
None
C
None
C
None
PNP
C
None
C
None
Connector-Terminal
Connecting Cable
Block Conversion Unit
XW2Z-
X
XW2B-20G4
XW2Z-
X
XW2B-20G5
XW2D-20G6
XW2Z-
X
XW2Z-
X
XW2R-J20G-T
XW2Z-
X
XW2B-20G4
XW2Z-
X
XW2B-20G5
XW2D-20G6
XW2Z-
X
XW2Z-
X
XW2R-J20G-T
XW2Z-
A
XW2B-20G4
XW2Z-
A
XW2B-20G5
XW2Z-
A
XW2C-20G5-IN16
XW2Z-
A
XW2C-20G6-IO16
XW2Z-
A
XW2D-20G6
XW2Z-
A
XW2E-20G5-IN16
XW2Z-
A
XW2F-20G7-IN16
XW2Z-
A
XW2N-20G8-IN16
XW2Z-
A
XW2R-J20G-T
XW2Z-
A
XW2B-20G4
XW2Z-
A
XW2B-20G5
XW2Z-
A
XW2C-20G6-IO16
XW2D-20G6
XW2Z-
A
XW2Z-
A
XW2F-20G7-OUT16
XW2Z-
A
XW2R-J20G-T
XW2B-20G4
XW2Z-
X
XW2B-20G5
XW2Z-
X
XW2Z-
X
XW2D-20G6
XW2Z-
X
XW2R-J20G-T
XW2Z-
X
XW2B-20G4
XW2B-20G5
XW2Z-
X
XW2Z-
X
XW2D-20G6
XW2Z-
X
XW2R-J20G-T
Appendices
Com-
Con-
mon
nection
termi-
diagram
nal
None
---
None
---
None
P. A-123
None
P. A-123
None
---
None
---
None
P. A-123
None
P. A-123
None
---
None
---
*1
Yes
---
Yes
P. A-124
None
P. A-124
*1
Yes
---
Yes
*1
---
Yes
*1
---
None
P. A-125
None
---
None
---
Yes
P. A-124
None
P. A-124
Yes
---
None
P. A-125
None
---
None
---
None
P. A-126
None
P. A-126
None
---
None
---
None
P. A-126
None
P. A-126
A - 107
A
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