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NX-AD

NX-series Analog Input Unit

NX-AD

Analog Inputs to meet all machine control needs; from generalpurpose inputs to high-speed synchronous, high-resolution units

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.

Analog Input Units

Unit type: NX-series Analog Input Unit
Standards: UC1, N, L, CE, RCM, KC

Product
name
Specification Model
Num-
ber
of
points
Input
range
Reso-
lution
Conver-
sion
value,
decimal
number
(0 to
100%)
Over all
accuracy
(25°C)
Input
method
Con-
ver-
sion
time
Input
impe-
dance
I/O
refre-
shing
method
Voltage
Input
type
3187_lu_1_1
2
points
-10 to
+10 V
1/8000 -4000 to
4000
±0.2%
(full
scale)
Single-
ended input
250
μs/
point
1 MΩ
min.
Free-Run
refreshing
NX-AD2603
Differential
Input
NX-AD2604
1/30000 -15000
to 15000
±0.1%
(full
scale)
Differential
Input
10
μs/
point
Selectable
Synchronous
I/O refreshing
or Free-Run
refreshing
NX-AD2608
4
points
1/8000 -4000 to
4000
±0.2%
(full
scale)
Single-
ended input
250
μs/
point
Free-Run
refreshing
NX-AD3603
Differential
Input
NX-AD3604
1/30000 -15000
to 15000
±0.1%
(full
scale)
Differential
Input
10
μs/
point
Selectable
Synchronous
I/O refreshing
or Free-Run
refreshing
NX-AD3608
8
points
1/8000 -4000 to
4000
±0.2%
(full
scale)
Single-
ended input
250
μs/
point
Free-Run
refreshing
NX-AD4603
Differential
Input
NX-AD4604
1/30000 -15000
to 15000
±0.1%
(full
scale)
Differential
Input
10
μs/
point
Selectable
Synchronous
I/O refreshing
or Free-Run
refreshing
NX-AD4608
Current
Input
type
3187_lu_1_2
2
points
4 to
20 mA
1/8000 0 to 8000 ±0.2%
(full
scale)
Single-
ended input
250
μs/
point
250 Ω Free-Run
refreshing
NX-AD2203
Differential
Input
NX-AD2204
1/30000 0 to
30000
±0.1%
(full
scale)
Differential
Input
10
μs/
point
Selectable
Synchronous
I/O refreshing
or Free-Run
refreshing
NX-AD2208
4
points
1/8000 0 to 8000 ±0.2%
(full
scale)
Single-
ended input
250
μs/
point
Free-Run
refreshing
NX-AD3203
Differential
Input
NX-AD3204
1/30000 0 to
30000
±0.1%
(full
scale)
Differential
Input
10
μs/
point
Selectable
Synchronous
I/O refreshing
or Free-Run
refreshing
NX-AD3208
8
points
1/8000 0 to 8000 ±0.2%
(full
scale)
Single-
ended input
250
μs/
point
85 Ω Free-Run
refreshing
NX-AD4203
Differential
Input
NX-AD4204
1/30000 0 to
30000
±0.1%
(full
scale)
Differential
Input
10
μs/
point
Selectable
Synchronous
I/O refreshing
or Free-Run
refreshing
NX-AD4208

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 Stand-
ards
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.