Omron NX-ID - Digital Output Units

1 Features and System Configuration
1 - 12
NX-series Digital I/O Unit User’s Manual (W521)
This section shows the specifications for Digital Output Units.
Refer to A-1-3 Digital Output Units on page A-38 for details on the specifications of individual Digital
Output Units.
1-3-3 Digital Output Units
Transistor Output Units (Screwless Clamping Terminal Block, 12 mm
Width)
Model
Num-
ber of
points
Internal I/O
common
Maximum
value of
load cur-
rent
Rated volt-
age
I/O refresh-
ing method
ON/OFF
response
time
Refer-
ence
NX-OD2154
2 points
NPN
0.5 A/point,
1 A/Unit
24 VDC
Output
refreshing
with speci-
fied time
stamp only
300 ns
max./300 ns
max.
P. A - 4 0
NX-OD2258 PNP P. A-42
NX-OD3121
4 points
NPN
0.5 A/point,
2 A/Unit
12 to 24
VDC
Switching
Synchro-
nous I/O
refreshing
and
Free-Run
refreshing
0.1 ms
max./0.8 ms
max.
P. A - 4 4
NX-OD3153
24 VDC
300 ns
max./300 ns
max.
P. A - 4 6
NX-OD3256
PNP
0.5 ms
max./1.0 ms
max.
P. A - 4 8
NX-OD3257
300 ns
max./300 ns
max.
P. A - 5 0
NX-OD3268
2 A/point, 8
A/Unit
0.5 ms
max./1.0 ms
max.
P. A - 5 2
NX-OD4121
8 points
NPN
0.5 A/point,
4 A/Unit
12 to 24
VDC
0.1 ms
max./0.8 ms
max.
P. A - 5 4
NX-OD4256 PNP 24 VDC
0.5 ms
max./1.0 ms
max.
P. A - 5 6
NX-OD5121
16
points
NPN
12 to 24
VDC
0.1 ms
max./0.8 ms
max.
P. A - 5 8
NX-OD5256 PNP 24 VDC
0.5 ms
max./1.0 ms
max.
P. A - 6 0