Appendices
A - 66
NX-series Digital I/O Unit User’s Manual (W521)
Unit
I/O
capacity
Num-
ber of
con-
nectors
Polar-
ity
Con-
nec-
tion
pattern
Num-
ber of
branc
hes
Connecting
Cable
Connector-Terminal Block
Conversion Unit
Com-
mon
termi-
nal
Con-
nection
diagram
NX-OD6256-5 32 outputs
1 MIL
connec-
tor
PNP
A None
XW2Z-
K
XW2D-40G6 None P. A-72
A None
XW2Z-
K
XW2B-40G5 None ---
A None
XW2Z-
K
XW2B-40G4 None ---
B2
XW2Z-
N
XW2D-20G6 (2 Units) None ---
B2
XW2Z-
N
XW2B-20G5 (2 Units) None ---
B2
XW2Z-
N
XW2B-20G4 (2 Units) None ---
B2
XW2Z-
N
XW2C-20G6-IO16 (2 Units) Yes P. A-72
B2
XW2Z-
N
XW2F-20G7-OUT16 (2 Units) Yes ---
NX-MD6121-5
16 inputs
1 MIL
connec-
tor
NPN/P
NP
C None
XW2Z-
X
XW2D-20G6 None P. A-73
C None
XW2Z-
X
XW2B-20G5 None ---
C None
XW2Z-
X
XW2B-20G4 None ---
16 outputs
1 MIL
connec-
tor
NPN
C None
XW2Z-
X
XW2D-20G6 None P. A-73
C None
XW2Z-
X
XW2B-20G5 None ---
C None
XW2Z-
X
XW2B-20G4 None ---
NX-MD6256-5
16 inputs
1 MIL
connec-
tor
NPN/P
NP
C None
XW2Z-
X
XW2D-20G6 None P. A-73
C None
XW2Z-
X
XW2B-20G5 None ---
C None
XW2Z-
X
XW2B-20G4 None ---
16 outputs
1 MIL
connec-
tor
PNP
C None
XW2Z-
X
XW2D-20G6 None P. A-73
C None
XW2Z-
X
XW2B-20G5 None ---
C None
XW2Z-
X
XW2B-20G4 None ---