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NX-DA

NX-series Analog Output Unit

NX-DA

Analog Outputs to meet all machine control needs; from general-purpose outputs to highspeed synchronous, highresolution control outputs

General Specification

Item Specification
Enclosure Mounted in a panel
Grounding method Ground to 100 Ω or less
Operating
environment
Ambient operating temperature 0 to 55°C
Ambient operating humidity 10% to 95% (with no condensation or icing)
Atmosphere Must be free from corrosive gases.
Ambient storage temperature -25 to 70°C (with no condensation or icing)
Altitude 2,000 m max.
Pollution degree 2 or less: Conforms to JIS B3502 and IEC 61131-2.
Noise immunity 2 kV on power supply line (Conforms to IEC61000-4-4.)
Overvoltage category Category II: Conforms to JIS B3502 and IEC 61131-2.
EMC immunity level Zone B
Vibration resistance Conforms to IEC 60068-2-6.
5 to 8.4 Hz with 3.5-mm amplitude, 8.4 to 150 Hz, acceleration of
9.8 m/s2, 100 min each in X, Y, and Z directions
(10 sweeps of 10 min each = 100 min total)
Shock resistance Conforms to IEC 60068-2-27. 147 m/s2, 3 times each in X, Y, and
Z directions
Applicable standards * cULus: Listed (UL508), ANSI/ISA 12.12.01, EU: EN 61131-2, C-Tick
or RCM, KC Registration, NK, LR

* Ask your OMRON representative for the most recent applicable standards for each model.

Analog Output Unit Specifications

Analog Output Unit (voltage output type) 2 points NX-DA2603

Unit name Analog Output Unit
(voltage output type)
Model NX-DA2603
Number of points 2 points External connection
terminals
Screwless clamping terminal block
(8 terminals)
I/O refreshing method Free-Run refreshing
Indicator TS indicator
3188_sp_2_1
Output range -10 to +10 V
Output conversion
range
-5 to 105% (full scale)
Allowable load
resistance
5 kΩ min.
Output impedance 0.5 Ω max.
Resolution 1/8000 (full scale)
Overall
accuracy
25℃ ±0.3% (full scale)
0 to 55℃ ±0.5% (full scale)
Conversion time 250 μs/point
Dimensions 12 (W) x 100 (H) x 71 (D) Isolation method Between the input and the NX bus:
Power = Transformer, Signal =
Digital isolator (no isolation between
inputs)
Insulation resistance 20 MΩ min. between isolated
circuits (at 100 VDC)
Dielectric strength 510 VAC between isolated circuits
for 1 minute at a leakage current of
5 mA max.
I/O power supply
method
Supply from the NX bus Current capacity of
I/O power supply
terminal
IOV: 0.1 A/terminal max.,
IOG: 0.1 A/terminal max.
NX Unit power
consumption
• Connected to a CPU Unit
1.40 W max.
• Connected to a Communi-
cations Coupler Unit
1.10 W max.
I/O current
consumption
No consumption
Weight 70 g max.
Circuit layout 3188_sp_2_2
Installation orientation
and restrictions
Installation orientation:
• Connected to a CPU Unit: Possible in upright installation.
• Connected to a Communications Coupler Unit: Possible in 6 orientations.
Restrictions: No restrictions
Terminal connection
diagram
3188_sp_2_3

Analog Output Unit (voltage output type) 2 points NX-DA2605

Unit name Analog Output Unit
(voltage output type)
Model NX-DA2605
Number of points 2 points External connection
terminals
Screwless clamping terminal block
(8 terminals)
I/O refreshing method Selectable Synchronous I/O refreshing or Free-Run refreshing
Indicator TS indicator
3188_sp_3_1
Output range -10 to +10 V
Output conversion
range
-5 to 105% (full scale)
Allowable load
resistance
5 kΩ min.
Output impedance 0.5 Ω max.
Resolution 1/30000 (full scale)
Overall
accuracy
25℃ ±0.1% (full scale)
0 to 55℃ ±0.3% (full scale)
Conversion time 10 μs/point
Dimensions 12 (W) x 100 (H) x 71 (D) Isolation method Between the input and the NX bus:
Power = Transformer, Signal =
Digital isolator (no isolation between
inputs)
Insulation resistance 20 MΩ min. between isolated
circuits (at 100 VDC)
Dielectric strength 510 VAC between isolated circuits
for 1 minute at a leakage current of
5 mA max.
I/O power supply
method
Supply from the NX bus Current capacity of
I/O power supply
terminal
IOV: 0.1 A/terminal max.,
IOG: 0.1 A/terminal max.
NX Unit power
consumption
• Connected to a CPU Unit
1.40 W max.
• Connected to a Communi-
cations Coupler Unit
1.10 W max.
I/O current
consumption
No consumption
Weight 70 g max.
Circuit layout 3188_sp_3_2
Installation orientation
and restrictions
Installation orientation:
• Connected to a CPU Unit: Possible in upright installation.
• Connected to a Communications Coupler Unit: Possible in 6 orientations.
Restrictions: No restrictions
Terminal connection
diagram
3188_sp_3_3

Analog Output Unit (voltage output type) 4 points NX-DA3603

Unit name Analog Output Unit
(voltage output type)
Model NX-DA3603
Number of points 4 points External connection
terminals
Screwless clamping terminal block
(12 terminals)
I/O refreshing method Free-Run refreshing
Indicator TS indicator
3188_sp_4_1
Output range -10 to +10 V
Output conversion
range
-5 to 105% (full scale)
Allowable load
resistance
5 kΩ min.
Output impedance 0.5 Ω max.
Resolution 1/8000 (full scale)
Overall
accuracy
25℃ ±0.3% (full scale)
0 to 55℃ ±0.5% (full scale)
Conversion time 250 μs/point
Dimensions 12 (W) x 100 (H) x 71 (D) Isolation method Between the input and the NX bus:
Power = Transformer, Signal =
Digital isolator (no isolation between
inputs)
Insulation resistance 20 MΩ min. between isolated
circuits (at 100 VDC)
Dielectric strength 510 VAC between isolated circuits
for 1 minute at a leakage current of
5 mA max.
I/O power supply
method
Supply from the NX bus Current capacity of
I/O power supply
terminal
IOV: 0.1 A/terminal max.,
IOG: 0.1 A/terminal max.
NX Unit power
consumption
• Connected to a CPU Unit
1.35 W max.
• Connected to a Communi-
cations Coupler Unit
1.25 W max.
I/O current
consumption
No consumption
Weight 70 g max.
Circuit layout 3188_sp_4_2
Installation orientation
and restrictions
Installation orientation:
• Connected to a CPU Unit: Possible in upright installation.
• Connected to a Communications Coupler Unit: Possible in 6 orientations.
Restrictions: No restrictions
Terminal connection
diagram
3188_sp_4_3

Analog Output Unit (voltage output type) 4 points NX-DA3605

Unit name Analog Output Unit
(voltage output type)
Model NX-DA3605
Number of points 4 points External connection
terminals
Screwless clamping terminal block
(12 terminals)
I/O refreshing method Selectable Synchronous I/O refreshing or Free-Run refreshing
Indicator TS indicator
3188_sp_5_1
Output range -10 to +10 V
Output conversion
range
-5 to 105% (full scale)
Allowable load
resistance
5 kΩ min.
Output impedance 0.5 Ω max.
Resolution 1/30000 (full scale)
Overall
accuracy
25℃ ±0.1% (full scale)
0 to 55℃ ±0.3% (full scale)
Conversion time 10 μs/point
Dimensions 12 (W) x 100 (H) x 71 (D) Isolation method Between the input and the NX bus:
Power = Transformer, Signal =
Digital isolator (no isolation between
inputs)
Insulation resistance 20 MΩ min. between isolated
circuits (at 100 VDC)
Dielectric strength 510 VAC between isolated circuits
for 1 minute at a leakage current of
5 mA max.
I/O power supply
method
Supply from the NX bus Current capacity of
I/O power supply
terminal
IOV: 0.1 A/terminal max.,
IOG: 0.1 A/terminal max.
NX Unit power
consumption
• Connected to a CPU Unit
1.60 W max.
• Connected to a Communi-
cations Coupler Unit
1.25 W max.
I/O current
consumption
No consumption
Weight 70 g max.
Circuit layout 3188_sp_5_2
Installation orientation
and restrictions
Installation orientation:
• Connected to a CPU Unit: Possible in upright installation.
• Connected to a Communications Coupler Unit: Possible in 6 orientations.
Restrictions: No restrictions
Terminal connection
diagram
3188_sp_5_3

Analog Output Unit (current output type) 2 points NX-DA2203

Unit name Analog Output Unit
(current output type)
Model NX-DA2203
Number of points 2 points External connection
terminals
Screwless clamping terminal block
(8 terminals)
I/O refreshing method Free-Run refreshing
Indicator TS indicator
3188_sp_6_1
Output range 4 to 20 mA
Output conversion
range
-5 to 105% (full scale)
Allowable load
resistance
600 Ω min.
Resolution 1/8000 (full scale)
Overall
accuracy
25℃ ±0.3% (full scale)
0 to 55℃ ±0.6% (full scale)
Conversion time 250 μs/point
Dimensions 12 (W) x 100 (H) x 71 (D) Isolation method Between the input and the NX bus:
Power = Transformer, Signal =
Digital isolator (no isolation between
inputs)
Insulation resistance 20 MΩ min. between isolated
circuits (at 100 VDC)
Dielectric strength 510 VAC between isolated circuits
for 1 minute at a leakage current of
5 mA max.
I/O power supply
method
Supply from the NX bus Current capacity of
I/O power supply
terminal
IOV: 0.1 A/terminal max.,
IOG: 0.1 A/terminal max.
NX Unit power
consumption
• Connected to a CPU Unit
2.10 W max.
• Connected to a Communi-
cations Coupler Unit
1.75 W max.
I/O current
consumption
No consumption
Weight 70 g max.
Circuit layout 3188_sp_6_2
Installation orientation
and restrictions
Installation orientation:
• Connected to a CPU Unit: Possible in upright installation.
• Connected to a Communications Coupler Unit: Possible in 6 orientations.
Restrictions:
For upright installation: No restrictions
For any installation other than upright: Restricted as shown in the graph below.
3188_sp_6_3
Terminal connection
diagram
3188_sp_6_4

Analog Output Unit (current output type) 2 points NX-DA2205

Unit name Analog Output Unit
(current output type)
Model NX-DA2205
Number of points 2 points External connection
terminals
Screwless clamping terminal block
(8 terminals)
I/O refreshing method Selectable Synchronous I/O refreshing or Free-Run refreshing
Indicator TS indicator
3188_sp_7_1
Output range 4 to 20 mA
Output conversion
range
-5 to 105% (full scale)
Allowable load
resistance
600 Ω min.
Resolution 1/30000 (full scale)
Overall
accuracy
25℃ ±0.1% (full scale)
0 to 55℃ ±0.3% (full scale)
Conversion time 10 μs/point
Dimensions 12 (W) x 100 (H) x 71 (D) Isolation method Between the input and the NX bus:
Power = Transformer, Signal =
Digital isolator (no isolation between
inputs)
Insulation resistance 20 MΩ min. between isolated
circuits (at 100 VDC)
Dielectric strength 510 VAC between isolated circuits
for 1 minute at a leakage current of
5 mA max.
I/O power supply
method
Supply from the NX bus Current capacity of
I/O power supply
terminal
IOV: 0.1 A/terminal max.,
IOG: 0.1 A/terminal max.
NX Unit power
consumption
• Connected to a CPU Unit
2.10 W max.
• Connected to a Communi-
cations Coupler Unit
1.75 W max.
I/O current
consumption
No consumption
Weight 70 g max.
Circuit layout 3188_sp_7_2
Installation orientation
and restrictions
Installation orientation:
• Connected to a CPU Unit: Possible in upright installation.
• Connected to a Communications Coupler Unit: Possible in 6 orientations.
Restrictions:
For upright installation: No restrictions
For any installation other than upright: Restricted as shown in the graph below.
3188_sp_7_3
Terminal connection
diagram
3188_sp_7_4

Analog Output Unit (current output type) 4 points NX-DA3203

Unit name Analog Output Unit
(current output type)
Model NX-DA3203
Number of points 4 points External connection
terminals
Screwless clamping terminal block
(12 terminals)
I/O refreshing method Free-Run refreshing
Indicator TS indicator
3188_sp_8_1
Output range 4 to 20 mA
Output conversion
range
-5 to 105% (full scale)
Allowable load
resistance
350 Ω min.
Resolution 1/8000 (full scale)
Overall
accuracy
25℃ ±0.3% (full scale)
0 to 55℃ ±0.6% (full scale)
Conversion time 250 μs/point
Dimensions 12 (W) x 100 (H) x 71 (D) Isolation method Between the input and the NX bus:
Power = Transformer, Signal =
Digital isolator (no isolation between
inputs)
Insulation resistance 20 MΩ min. between isolated
circuits (at 100 VDC)
Dielectric strength 510 VAC between isolated circuits
for 1 minute at a leakage current of
5 mA max.
I/O power supply
method
Supply from the NX bus Current capacity of
I/O power supply
terminal
IOV: 0.1 A/terminal max.,
IOG: 0.1 A/terminal max.
NX Unit power
consumption
• Connected to a CPU Unit
2.10 W max.
• Connected to a Communi-
cations Coupler Unit
1.80 W max.
I/O current
consumption
No consumption
Weight 70 g max.
Circuit layout 3188_sp_8_2
Installation orientation
and restrictions
Installation orientation:
• Connected to a CPU Unit: Possible in upright installation.
• Connected to a Communications Coupler Unit: Possible in 6 orientations.
Restrictions:
For upright installation: No restrictions
For any installation other than upright: Restricted as shown in the graph below.
3188_sp_8_3
Terminal connection
diagram
3188_sp_8_4

Analog Output Unit (current output type) 4 points NX-DA3205

Unit name Analog Output Unit
(current output type)
Model NX-DA3205
Number of points 4 points External connection
terminals
Screwless clamping terminal block
(12 terminals)
I/O refreshing method Free-Run refreshing
Indicator TS indicator
3188_sp_9_1
Output range 4 to 20 mA
Output conversion
range
-5 to 105% (full scale)
Allowable load
resistance
350 Ω min.
Resolution 1/30000 (full scale)
Overall
accuracy
25℃ ±0.1% (full scale)
0 to 55℃ ±0.3% (full scale)
Conversion time 10 μs/point
Dimensions 12 (W) x 100 (H) x 71 (D) Isolation method Between the input and the NX bus:
Power = Transformer, Signal =
Digital isolator (no isolation between
inputs)
Insulation resistance 20 MΩ min. between isolated
circuits (at 100 VDC)
Dielectric strength 510 VAC between isolated circuits
for 1 minute at a leakage current of
5 mA max.
I/O power supply
method
Supply from the NX bus Current capacity of
I/O power supply
terminal
IOV: 0.1 A/terminal max.,
IOG: 0.1 A/terminal max.
NX Unit power
consumption
• Connected to a CPU Unit
2.10 W max.
• Connected to a Communi-
cations Coupler Unit
1.80 W max.
I/O current
consumption
No consumption
Weight 70 g max.
Circuit layout 3188_sp_9_2
Installation orientation
and restrictions
Installation orientation:
• Connected to a CPU Unit: Possible in upright installation.
• Connected to a Communications Coupler Unit: Possible in 6 orientations.
Restrictions:
For upright installation: No restrictions
For any installation other than upright: Restricted as shown in the graph below.
3188_sp_9_3
Terminal connection
diagram
3188_sp_9_4

Version Information

Connecting with CPU Units

Refer to the user's manual for the CPU Unit for the CPU Unit to which NX Units can be connected.

NX Units Corresponding versions *
Model Unit version CPU Unit Sysmac Studio
NX-DA[][][][] Ver.1.0 Ver.1.13 or later Ver.1.17 or higher

* Some Units do not have all of the versions given in the above table. If a Unit does not have the specified version, support
   is provided by the oldest available version after the specified version. Refer to the user’s manuals for the specific Units
   for the relation between models and versions.

Connecting with Coupler Units

NX Units Corresponding versions *
Model Unit
version
EtherCAT EtherNet/IP
Communica-
tions
Coupler Unit
NJ/NX-series
CPU Units or
NY-series
Industrial PCs
Sysmac Studio Communica-
tions
Coupler Unit
Sysmac Studio
NX-DA[][][][] Ver.1.0 Ver.1.0 or later Ver.1.05 or later Ver.1.06 or higher Ver.1.0 or later Ver.1.10 or higher

* Some Units do not have all of the versions given in the above table. If a Unit does not have the specified version, support
   is provided by the oldest available version after the specified version. Refer to the user’s manuals for the specific Units
   for the relation between models and versions.