Omron

Omron NX-AD4204 NX Series Analog Input Module

SKU NX-AD4204

In stock
  • 12-month warranty
  • Free returns within 30 days
  • Manufacturer: Omron
  • Product No.: NX-AD4204
  • Origin Japan
  • Product Type: Analog Input Modules
  • Payment: T/T, Western Union
  • Weight: 2.0 kg
  • Shipping port: Xiamen
  • Warranty: 12 months

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Product Description

Description

Designed for high-density current monitoring within the Omron Sysmac automation platform, the NX-AD4204 analog input module processes multi-point analog signals with high precision. This component provides 8 differential input channels specifically engineered to interface with standard 4 to 20 mA current loops. Operating on the slice I/O architecture of the NX Series, it facilitates seamless connection to NX-series EtherCAT Coupler Units or EtherNet/IP Coupler Units, allowing direct integration into complex PLC and controller networks.

The NX-AD4204 analog current input unit features a conversion resolution of 1/8000, converting the 4 to 20 mA analog input range into a digital decimal value of 0 to 8000. Operating via the Free-Run refreshing method, the unit ensures stable and continuous data acquisition with a conversion rate of 250 microseconds per point, making it suitable for standard process variable tracking and monitoring systems.

Features

  • Offers 8 high-density differential analog input channels in a compact slice module.
  • Supports standard industrial 4 to 20 mA analog current loop inputs.
  • Provides 1/8000 conversion resolution for accurate process variable mapping.
  • Fast conversion speed of 250 microseconds per point.
  • Utilizes Free-Run refreshing for asynchronous, continuous I/O updating.
  • Equipped with Push-In Plus terminal block connections for reduced wiring time and high vibration tolerance.

Applications

  • Industrial manufacturing and process control systems.
  • Municipal water and wastewater processing facilities.
  • Oil and gas refinery monitoring loops.
  • Pumping station pressure and flow rate acquisition.
  • HVAC control and environmental monitoring systems.

Technical Specifications

Manufacturer Omron
Part Number/Model NX-AD4204
Series NX Series I/O System
Module Type Analog Input Unit (Current Input)
Number of Inputs 8 points
Input Range 4 to 20 mA
Input Method Differential input
Resolution 1/8000
Conversion Value (Decimal) 0 to 8000
Overall Accuracy (at 25 degC) +/-0.2% of full scale
Conversion Time 250 us per point
Input Impedance 85 Ohms
I/O Refreshing Method Free-Run refreshing
Shipping Weight 2 kg

Installation Guidelines

To ensure optimal performance and electrical noise immunity, mount the NX-AD4204 on a standard 35 mm DIN rail in an upright vertical orientation. Use shielded twisted-pair cables for all 4 to 20 mA current loop connections to minimize electromagnetic interference. The shield wire should be terminated at a designated functional ground terminal. When wiring, utilize the unit's integrated push-in terminal blocks, ensuring that wire strip lengths comply with the official Omron technical manual requirements to maintain gas-tight connections.

Compliance and Certifications

  • CE Mark
  • cULus Listed
Shipping & Returns

Global Express Shipping

  • Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our technical warranty.
FAQ
What is the primary input signal range for the Omron NX-AD4204?
The NX-AD4204 is designed to accept standard industrial current signals ranging from 4 to 20 mA across 8 differential channels.
What is the resolution and conversion time of the NX-AD4204 module?
The module features a resolution of 1/8000 (0 to 8000 decimal value range) and has a conversion speed of 250 microseconds per point.
Which refreshing method does this module use for I/O updates?
The NX-AD4204 utilizes the Free-Run refreshing method, allowing continuous and asynchronous processing of analog inputs.
What type of connection interface does this module use?
It is equipped with Omron's high-reliability Push-In Plus terminal block connectors for toolless, vibration-resistant field wiring.
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NX-AD4204

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Omron NX-AD4204 NX Series Analog Input Module

Only 5 item(s) left in stock
  • Manufacturer: Omron

  • Product No.: NX-AD4204

  • Country of origin:Japan

  • Product Type: Analog Input Modules

  • Payment: T/T, Western Union

  • Weight: 2000g

  • Shipping port: Xiamen

  • Warranty: 12 months

Quantity
View full details

Description

Designed for high-density current monitoring within the Omron Sysmac automation platform, the NX-AD4204 analog input module processes multi-point analog signals with high precision. This component provides 8 differential input channels specifically engineered to interface with standard 4 to 20 mA current loops. Operating on the slice I/O architecture of the NX Series, it facilitates seamless connection to NX-series EtherCAT Coupler Units or EtherNet/IP Coupler Units, allowing direct integration into complex PLC and controller networks.

The NX-AD4204 analog current input unit features a conversion resolution of 1/8000, converting the 4 to 20 mA analog input range into a digital decimal value of 0 to 8000. Operating via the Free-Run refreshing method, the unit ensures stable and continuous data acquisition with a conversion rate of 250 microseconds per point, making it suitable for standard process variable tracking and monitoring systems.

Features

  • Offers 8 high-density differential analog input channels in a compact slice module.
  • Supports standard industrial 4 to 20 mA analog current loop inputs.
  • Provides 1/8000 conversion resolution for accurate process variable mapping.
  • Fast conversion speed of 250 microseconds per point.
  • Utilizes Free-Run refreshing for asynchronous, continuous I/O updating.
  • Equipped with Push-In Plus terminal block connections for reduced wiring time and high vibration tolerance.

Applications

  • Industrial manufacturing and process control systems.
  • Municipal water and wastewater processing facilities.
  • Oil and gas refinery monitoring loops.
  • Pumping station pressure and flow rate acquisition.
  • HVAC control and environmental monitoring systems.

Technical Specifications

Manufacturer Omron
Part Number/Model NX-AD4204
Series NX Series I/O System
Module Type Analog Input Unit (Current Input)
Number of Inputs 8 points
Input Range 4 to 20 mA
Input Method Differential input
Resolution 1/8000
Conversion Value (Decimal) 0 to 8000
Overall Accuracy (at 25 degC) +/-0.2% of full scale
Conversion Time 250 us per point
Input Impedance 85 Ohms
I/O Refreshing Method Free-Run refreshing
Shipping Weight 2 kg

Installation Guidelines

To ensure optimal performance and electrical noise immunity, mount the NX-AD4204 on a standard 35 mm DIN rail in an upright vertical orientation. Use shielded twisted-pair cables for all 4 to 20 mA current loop connections to minimize electromagnetic interference. The shield wire should be terminated at a designated functional ground terminal. When wiring, utilize the unit's integrated push-in terminal blocks, ensuring that wire strip lengths comply with the official Omron technical manual requirements to maintain gas-tight connections.

Compliance and Certifications

  • CE Mark
  • cULus Listed

What is the primary input signal range for the Omron NX-AD4204?

The NX-AD4204 is designed to accept standard industrial current signals ranging from 4 to 20 mA across 8 differential channels.

What is the resolution and conversion time of the NX-AD4204 module?

The module features a resolution of 1/8000 (0 to 8000 decimal value range) and has a conversion speed of 250 microseconds per point.

Which refreshing method does this module use for I/O updates?

The NX-AD4204 utilizes the Free-Run refreshing method, allowing continuous and asynchronous processing of analog inputs.

What type of connection interface does this module use?

It is equipped with Omron's high-reliability Push-In Plus terminal block connectors for toolless, vibration-resistant field wiring.

Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
Japan

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