A - 107
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-3-2 Combinations of Connections
NX-MD6121-5
16
inputs
1 MIL
connec-
tor
NPN/P
NP
C None
XW2Z-
X
XW2B-20G4 None ---
C None
XW2Z-
X
XW2B-20G5 None ---
C None
XW2Z-
X
XW2D-20G6 None P. A-123
C None
XW2Z-
X
XW2R-J20G-T None P. A-123
16 out-
puts
1 MIL
connec-
tor
NPN
C None
XW2Z-
X
XW2B-20G4 None ---
C None
XW2Z-
X
XW2B-20G5 None ---
C None
XW2Z-
X
XW2D-20G6 None P. A-123
C None
XW2Z-
X
XW2R-J20G-T None P. A-123
NX-MD6121-6
16
inputs
1 Fujitsu
connec-
tor
NPN/P
NP
C None
XW2Z-
A
XW2B-20G4
None
---
C None
XW2Z-
A
XW2B-20G5
None
---
C None
XW2Z-
A
XW2C-20G5-IN16
*1
Yes
---
C None
XW2Z-
A
XW2C-20G6-IO16
Yes
P. A - 1 2 4
C None
XW2Z-
A
XW2D-20G6
None
P. A - 1 2 4
C None
XW2Z-
A
XW2E-20G5-IN16
*1
Yes
---
C None
XW2Z-
A
XW2F-20G7-IN16
*1
Yes
---
C None
XW2Z-
A
XW2N-20G8-IN16
*1
Yes
---
C None
XW2Z-
A
XW2R-J20G-T
None
P. A - 1 2 5
16 out-
puts
1 Fujitsu
connec-
tor
NPN
C None
XW2Z-
A
XW2B-20G4
None
---
C None
XW2Z-
A
XW2B-20G5
None
---
C None
XW2Z-
A
XW2C-20G6-IO16
Yes
P. A - 1 2 4
C None
XW2Z-
A
XW2D-20G6
None
P. A - 1 2 4
C None
XW2Z-
A
XW2F-20G7-OUT16
Yes
---
C None
XW2Z-
A
XW2R-J20G-T
None
P. A - 1 2 5
NX-MD6256-5
16
inputs
1 MIL
connec-
tor
NPN/P
NP
C None
XW2Z-
X
XW2B-20G4 None ---
C None
XW2Z-
X
XW2B-20G5 None ---
C None
XW2Z-
X
XW2D-20G6 None P. A-126
C None
XW2Z-
X
XW2R-J20G-T None P. A-126
16 out-
puts
1 MIL
connec-
tor
PNP
C None
XW2Z-
X
XW2B-20G4 None ---
C None
XW2Z-
X
XW2B-20G5 None ---
C None
XW2Z-
X
XW2D-20G6 None P. A-126
C None
XW2Z-
X
XW2R-J20G-T None P. A-126
*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.
Unit
I/O
capac-
ity
Num-
ber of
connec-
tors
Polar-
ity
Con-
nec-
tion
pat-
tern
Num
ber
of
bran
ches
Connecting Cable
Connector-Terminal
Block Conversion Unit
Com-
mon
termi-
nal
Con-
nection
diagram
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