Omron NX-DA2203 NX Series Analog Output Unit

Description

Designed for high-speed, high-accuracy analog control, the NX-DA2203 current output module integrates seamlessly into the Omron NX Series I/O system. This module provides precise control of actuators, variable speed drives, control valves, and other current-driven field devices. Utilizing synchronous I/O refreshing when paired with an EtherCAT Coupler Unit, the NX-DA2203 ensures deterministic response times critical for motion control and precise process automation architectures.

Features

• Fast conversion rate of 250 microseconds per point for responsive control loops.
• Two isolated current output channels supporting standard 4 to 20 mA analog signals.
• High resolution of up to 1/30000 for highly precise output adjustments.
• Power supplied directly from the NX bus, eliminating the need for dedicated external I/O power wiring.
• Screwless push-in terminal block design reduces installation time and improves vibration resistance.
• Ultra-slim 12 mm wide housing maximizes control panel spatial efficiency.

Applications

• Process loop control in chemical processing and water treatment facilities.
• Proportional valve control in hydraulic and pneumatic systems.
• Speed reference control for variable frequency drives (VFDs) in conveyor and material handling systems.
• HVAC fan and damper positioning systems.

Technical Specifications

Installation Guidelines

• Mount the unit securely onto a standard 35 mm DIN rail. Ensure the lock slider clicks into place to prevent movement.
• Confirm that the system power supply is completely switched off before mounting or removing the module.
• For wiring, use recommended solid wire or ferruled stranded wire. Insert directly into the push-in terminal holes without using tools.
• Maintain adequate clearance around the module for natural convection cooling to prevent heat buildup within the enclosure.
• Ensure proper functional grounding of the DIN rail to mitigate electromagnetic interference (EMI) on the analog signals.