Menu
Industrial Automation
NX-OD / OC
NX-series Digital Output Units
A Wide Range of Digital Output Units from General Purpose use to High- Speed Synchronous Control
Related Contents
Application Solutions
last update: October 11, 2016
International Standards
- The standards are abbreviated as follows: U: UL, U1: UL (Class I Division 2 Products for Hazardous Locations), C: CSA, UC: cULus, UC1: cULus (Class I Division 2 Products for Hazardous Locations), CU: cUL, N: NK, L: Lloyd, CE: EU Directives, RCM: Regulatory Compliance Mark, and KC: KC Registration.
- Contact your OMRON representative for further details and applicable conditions for these standards.
Digital Output Units
Transistor Output Unit (Screwless Clamping Terminal Block, 12 mm Width)
| Unit
type |
Product
name |
Specification | Model | Stand-
ards |
|||||
|---|---|---|---|---|---|---|---|---|---|
| Number
of points |
In-
ternal I/O com- mon |
Maximum
value of load current |
Rated
volt- age |
I/O
refreshing method |
ON/OFF
response time |
||||
| NX-
series Digital Output Unit |
Tran-
sistor Output Unit  |
2
points |
NPN | 0.5 A/
point, 1 A/Unit |
24
VDC |
Output
refreshing with specified time stamp only * |
300 ns max./
300 ns max. |
NX-OD2154 | UC1,
N, L, CE, RCM, KC |
| PNP | NX-OD2258 | ||||||||
| 4
points |
NPN | 0.5 A/
point, 2 A/Unit |
12 to
24 VDC |
Switching
Synchronous I/O refreshing and Free-Run refreshing |
0.1 ms max./
0.8 ms max. |
NX-OD3121 | |||
| 24 VDC | 300 ns max./
300 ns max. |
NX-OD3153 | |||||||
| PNP | 0.5 ms max./
1.0 ms max. |
NX-OD3256 | |||||||
| 300 ns max./
300 ns max. |
NX-OD3257 | ||||||||
| 2 A/point,
8 A/Unit |
0.5 ms max./
1.0 ms max. |
NX-OD3268 | UC1,
CE, RCM, KC |
||||||
| 8
points |
NPN | 0.5 A/
point, 4 A/Unit |
12 to
24 VDC |
0.1 ms max./
0.8 ms max. |
NX-OD4121 | UC1,
N, L, CE, RCM, KC |
|||
| PNP | 24 VDC | 0.5 ms max./
1.0 ms max. |
NX-OD4256 | ||||||
| 16
points |
NPN | 12 to
24 VDC |
0.1 ms max./
0.8 ms max. |
NX-OD5121 | |||||
| PNP | 24 VDC | 0.5 ms max./
1.0 ms max. |
NX-OD5256 | ||||||
* To use output refreshing with specified time stamp, the NJ-series CPU Unit with unit version 1.06 or later,
EtherCAT Coupler Unit with unit version 1.1 or later, and Sysmac Studio version 1.07 or higher are required.
EtherCAT Coupler Unit with unit version 1.1 or later, and Sysmac Studio version 1.07 or higher are required.
Transistor Output Units (M3 Screw Terminal Block, 30 mm Width)
| Unit
type |
Product
name |
Specification | Model | Stand-
ards |
|||||
|---|---|---|---|---|---|---|---|---|---|
| Number
of points |
In-
ternal I/O common |
Maximum
value of load current |
Rated
volt- age |
I/O
refreshing method |
ON/OFF
response time |
||||
| NX-
series Digital Output Unit |
Tran-
sistor Output Unit  |
16
points |
NPN | 0.5 A/
point, 5 A/Unit |
12 to
24 VDC |
Switching
Synchronous I/O refreshing and Free-Run refreshing |
0.1 ms max./
0.8 ms max. |
NX-OD5121-1 | UC1,
CE, RCM, KC |
| PNP | 24 VDC | 0.5 ms max./
1.0 ms max. |
NX-OD5256-1 | ||||||
Transistor Output Units (MIL Connector, 30 mm Width)
| Unit
type |
Product
name |
Specification | Model | Stand-
ards |
|||||
|---|---|---|---|---|---|---|---|---|---|
| Number
of points |
In-
ternal I/O common |
Maximum
value of load current |
Rated
volt- age |
I/O
refreshing method |
ON/OFF
response time |
||||
| NX-
series Digital Output Unit |
Tran-
sistor Output Unit  |
16
points |
NPN | 0.5 A/
point, 2 A/Unit |
12 to
24 VDC |
Switching
Synchronous I/O refreshing and Free-Run refreshing |
0.1 ms max./
0.8 ms max. |
NX-OD5121-5 | UC1,
CE, RCM, KC |
| PNP | 24 VDC | 0.5 ms max./
1.0 ms max. |
NX-OD5256-5 | ||||||
| 32
points |
NPN | 0.5 A/
point, 2 A/ common, 4 A/Unit |
12 to
24 VDC |
0.1 ms max./
0.8 ms max. |
NX-OD6121-5 | ||||
| PNP | 24 VDC | 0.5 ms max./
1.0 ms max. |
NX-OD6256-5 | ||||||
Transistor Output Units (Fujitsu Connector, 30 mm Width)
| Unit
type |
Product
name |
Specification | Model | Stand-
ards |
|||||
|---|---|---|---|---|---|---|---|---|---|
| Number
of points |
In-
ternal I/O common |
Maximum
value of load current |
Rated
volt- age |
I/O
refreshing method |
ON/OFF
response time |
||||
| NX-
series Digital Output Unit |
Tran-
sistor Output Unit  |
32
points |
NPN | 0.5 A/
point, 2 A/ common, 4 A/Unit |
12 to
24 VDC |
Switching
Synchronous I/O refreshing and Free-Run refreshing |
0.1 ms max./
0.8 ms max. |
NX-OD6121-6 | UC1,
CE, RCM, KC |
Relay Output Unit (Screwless Clamping Terminal Block, 12 mm Width)
| Unit
type |
Product
name |
Specification | Model | Stand-
ards |
||||
|---|---|---|---|---|---|---|---|---|
| Capacity | Relay
type |
Maximum switching
capacity |
I/O
refreshing method |
ON/OFF
response time |
||||
| NX-
series Digital Output Unit |
Relay
Output Unit  |
2
points |
N.O. | 250 VAC/2A (cosφ=1)
250 VAC/2A (cosφ=0.4) 24 VDC/2A 4 A/Unit |
Free-Run
refreshing |
15 ms max./
15 ms max. |
NX-OC2633 | UC1,
N, L, CE, RCM, KC |
| N.O.+
N.C. |
NX-OC2733 | UC1,
N, CE, RCM, KC |
||||||
Relay Output Unit (Screwless Clamping Terminal Block, 24 mm Width)
| Unit
type |
Product
name |
Specification | Model | Stand-
ards |
||||
|---|---|---|---|---|---|---|---|---|
| Number
of points |
Relay
type |
Maximum switching
capacity |
I/O
refreshing method |
ON/OFF
response time |
||||
| NX-
series Digital Output Unit |
Relay
Output Unit  |
8
points |
N.O. | 250 VAC/2A (cosφ=1)
250 VAC/2A (cosφ=0.4) 24 VDC/2A 8 A/Unit |
Free-Run
refreshing |
15ms max./
15ms max. |
NX-OC4633 | UC1,
CE, RCM, KC |
Optional Products
| Product name | Specification | Model | Standards |
|---|---|---|---|
| Unit/Terminal Block Coding Pins | For 10 Units (Terminal Block: 30 pins, Unit: 30 pins) | NX-AUX02 | - |
| Product name | Specification | Model | Standards | |||
|---|---|---|---|---|---|---|
| No. of
terminals |
Terminal number
indications |
Ground
terminal mark |
Terminal current
capacity |
|||
| Terminal Block | 8 | A/B | None | 10 A | NX-TBA082 | --- |
| 12 | NX-TBA122 | |||||
| 16 | NX-TBA162 | |||||
Accessories
Not included.
Connection Patterns for Connector-Terminal Block Conversion Units
| Pattern | Configuration | Number of connectors | Branching |
|---|---|---|---|
| A |  |
1 | None |
| B |  |
2 branches |
Connections to Connector-Terminal Block Conversion Units
| Unit | I/O
capacity |
Number of
connectors |
Polarity | Connection
pattern |
Number of
branches |
Connecting
Cable |
Connector-Terminal
Block Conversion Unit |
Common
terminal |
|---|---|---|---|---|---|---|---|---|
| NX-OD5121-5 | 16
outputs |
1 MIL
connector |
NPN | A | None | XW2Z-[][][]X | XW2B-20G4 | None |
| A | None | XW2Z-[][][]X | XW2B-20G5 | None | ||||
| A | None | XW2Z-[][][]X | XW2D-20G6 | None | ||||
| A | None | XW2Z-[][][]X | XW2R-J20G-T | None | ||||
| NX-OD5256-5 | 16
outputs |
1 MIL
connector |
PNP | A | None | XW2Z-[][][]X | XW2B-20G4 | None |
| A | None | XW2Z-[][][]X | XW2B-20G5 | None | ||||
| A | None | XW2Z-[][][]X | XW2D-20G6 | None | ||||
| A | None | XW2Z-[][][]X | XW2R-J20G-T | None | ||||
| NX-OD6121-5 | 32
outputs |
1 MIL
connector |
NPN | A | None | XW2Z-[][][]K | XW2B-40G4 | None |
| A | None | XW2Z-[][][]K | XW2B-40G5 | None | ||||
| A | None | XW2Z-[][][]K | XW2D-40G6 | None | ||||
| A | None | XW2Z-[][][]K | XW2R-J40G-T | None | ||||
| B | 2 | XW2Z-[][][]N | XW2B-20G4 (2 Units) | None | ||||
| B | 2 | XW2Z-[][][]N | XW2B-20G5 (2 Units) | None | ||||
| B | 2 | XW2Z-[][][]N | XW2C-20G6-IO16 (2 Units) | Yes | ||||
| B | 2 | XW2Z-[][][]N | XW2D-20G6 (2 Units) | None | ||||
| B | 2 | XW2Z-[][][]N | XW2F-20G7-OUT16 (2 Units) | Yes | ||||
| B | 2 | XW2Z-[][][]N | XW2R-J20G-T (2 Units) | None | ||||
| NX-OD6121-6 | 32
outputs |
1 Fujitsu
connector |
NPN | A | None | XW2Z-[][][]B | XW2B-40G4 | None |
| A | None | XW2Z-[][][]B | XW2B-40G5 | None | ||||
| A | None | XW2Z-[][][]B | XW2D-40G6 | None | ||||
| A | None | XW2Z-[][][]B | XW2R-J40G-T | None | ||||
| A | None | XW2Z-[][][]BU | XW2D-40C6 | None | ||||
| B | 2 | XW2Z-[][][]L | XW2B-20G4 (2 Units) | None | ||||
| B | 2 | XW2Z-[][][]L | XW2B-20G5 (2 Units) | None | ||||
| B | 2 | XW2Z-[][][]L | XW2C-20G6-IO16 (2 Units) | Yes | ||||
| B | 2 | XW2Z-[][][]L | XW2D-20G6 (2 Units) | None | ||||
| B | 2 | XW2Z-[][][]L | XW2F-20G7-OUT16 (2 Units) | Yes | ||||
| B | 2 | XW2Z-[][][]L | XW2R-J20G-T (2 Units) | None | ||||
| NX-OD6256-5 | 32
outputs |
1 MIL
connector |
PNP | A | None | XW2Z-[][][]K | XW2B-40G4 | None |
| A | None | XW2Z-[][][]K | XW2B-40G5 | None | ||||
| A | None | XW2Z-[][][]K | XW2D-40G6 | None | ||||
| A | None | XW2Z-[][][]K | XW2R-J40G-T | None | ||||
| B | 2 | XW2Z-[][][]N | XW2B-20G4 (2 Units) | None | ||||
| B | 2 | XW2Z-[][][]N | XW2B-20G5 (2 Units) | None | ||||
| B | 2 | XW2Z-[][][]N | XW2C-20G6-IO16 (2 Units) | Yes | ||||
| B | 2 | XW2Z-[][][]N | XW2D-20G6 (2 Units) | None | ||||
| B | 2 | XW2Z-[][][]N | XW2F-20G7-OUT16 (2 Units) | Yes | ||||
| B | 2 | XW2Z-[][][]N | XW2R-J20G-T (2 Units) | None |
last update: October 11, 2016
Top of page
Products
Menu
About Us
Menu
Solutions
Menu
Privacy
Menu
Services
Menu
Resources
Menu
© Copyright OMRON Corporation 2000-2020. All Rights Reserved.