A - 105
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
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
NX-ID6142-6
32 
inputs
1 Fujitsu 
connec-
tor
NPN/P
NP
A None
XW2Z-
B
XW2B-40G4 None ---
A None
XW2Z-
B
XW2B-40G5 None ---
A None
XW2Z-
B
XW2D-40G6 None
P.  A - 11 3
A None
XW2Z-
B
XW2D-40G6-RF
*1
 
*1. Bleeder resistor (5.6 kΩ) is built in.
None
A None
XW2Z-
B
XW2R-J40G-T None P. A-113
A None
XW2Z-
BU
XW2D-40C6 None ---
B2
XW2Z-
D
XW2B-20G4 (2 Units) None ---
B2
XW2Z-
D
XW2B-20G5 (2 Units) None ---
B2
XW2Z-
D
XW2C-20G5-IN16 (2 
Units) 
*2
*2. 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.
Yes ---
B2
XW2Z-
D
XW2C-20G6-IO16 (2 
Units)
Yes P. A-114
B2
XW2Z-
D
XW2D-20G6 (2 Units) None ---
B2
XW2Z-
D
XW2E-20G5-IN16 (2 
Units) 
*2
Yes ---
B2
XW2Z-
D
XW2F-20G7-IN16 (2 
Units) 
*2
Yes ---
B2
XW2Z-
D
XW2N-20G8-IN16 (2 
Units) 
*2
Yes ---
B2
XW2Z-
D
XW2R-J20G-T (2 Units) None P. A-114