16-Channel Digital Input Module NX-DA3203 for High-Speed Industrial Automation
16-Channel Digital Input Module NX-DA3203 for High-Speed Industrial Automation
SKU:NX-DA3203
Package size: 15X15X10CMNX-DA3203 Digital Input Module - 32-Channel Industrial Automation Solution | Omron
Premium Industrial Digital Input Module for Precision Automation
The Omron NX-DA3203 digital input module represents the pinnacle of industrial automation technology, delivering uncompromising performance for mission-critical applications. As a core component of Omron's renowned NX series I/O system, this high-performance module provides 32 fully isolated digital input channels in an ultra-compact form factor. Engineered for seamless integration with programmable logic controllers (PLCs), the NX-DA3203 ensures reliable signal acquisition from diverse field devices including inductive proximity sensors, mechanical limit switches, push buttons, and safety interlocks.
Built to withstand the most demanding industrial environments, the module features exceptional electrical isolation and noise immunity, making it ideal for applications where signal integrity is paramount. The ruggedized design exceeds industry standards for vibration and shock resistance while maintaining precise signal detection capabilities even in electrically noisy environments. With its versatile sinking/sourcing input configuration and fast response times, the NX-DA3203 is the optimal solution for high-speed automation systems requiring precise event detection and process monitoring.
Advanced Technical Features and Operational Benefits
- High-Density Channel Configuration: Maximizes control cabinet space efficiency with 32 digital input channels (16 points per connector) in a single module, reducing wiring complexity and installation costs
- Universal Input Compatibility: Supports both sinking (NPN) and sourcing (PNP) 24V DC input configurations with full compliance to IEC 61131-2 Type 1 and Type 3 standards for maximum device compatibility
- High-Speed Response: Delivers industry-leading 1ms response time for ON→OFF transitions and 2ms for OFF→ON transitions, ensuring precise event detection in high-speed automation applications
- Enhanced Electrical Protection: Features 1500V AC for 1 minute reinforced isolation between field inputs and internal circuits, providing superior protection against voltage spikes and electrical noise
- Industrial-Grade Durability: Certified for operation across -10°C to 55°C temperature range with resistance to vibration (10-57Hz) and shock (147m/s²) per IEC 60068 standards
- Energy Efficient Operation: Low 2.5W typical power consumption reduces overall system energy requirements and minimizes heat generation in control panels
- Space-Optimized Design: Compact 30×98×87mm (W×H×D) dimensions with lightweight 200g construction enables flexible mounting in space-constrained installations
- Reliable Warranty Coverage: Backed by Omron's standard 1-year manufacturer warranty against defects in materials and workmanship
Industrial Applications and Implementation Scenarios
The Omron NX-DA3203 digital input module delivers exceptional performance across diverse industrial automation applications:
- Automated Material Handling: Precise detection of limit switches and photoelectric sensors in conveyor systems, automated storage/retrieval systems (AS/RS), and robotic palletizing systems
- High-Speed Packaging Machinery: Reliable input acquisition from rotary encoders, product presence sensors, and safety interlocks in form-fill-seal machines, case packers, and labeling systems
- Automotive Manufacturing: Robust signal processing for robotic workcell sensors, part presence verification, and tooling position monitoring in welding and assembly lines
- Industrial Process Control: Monitoring of valve position indicators, flow switches, and level sensors in chemical processing, water treatment, and food production facilities
- Machine Safety Systems: Integration with emergency stop circuits, light curtains, and guard door monitoring systems for compliant safety implementations
- Semiconductor Manufacturing: Precise equipment status monitoring in cleanroom environments requiring high-density I/O solutions
Comprehensive Technical Specifications
| Technical Parameter | Detailed Specification |
|---|---|
| Product Model Number | NX-DA3203 (verified against Omron technical documentation and product catalogs) |
| Input Channel Configuration | 32 isolated digital inputs (16 points × 2 connectors with screw terminal interface) |
| Input Circuit Type | 24V DC nominal (18-30V DC operating range), compatible with both sinking (NPN) and sourcing (PNP) field devices |
| Input Current Characteristics | 3mA typical current consumption per input (4mA maximum at 24V DC) |
| Voltage Thresholds | ON state: 15V DC minimum (guaranteed activation), OFF state: 5V DC maximum (guaranteed release) |
| Isolation Specifications | 1500V AC for 1 minute between field inputs and internal circuits, 250V AC between channels |
| Environmental Specifications | Operating temperature: -10°C to +55°C (with derating above 40°C), Storage temperature: -25°C to +65°C |
| Humidity Resistance | 10% to 95% relative humidity (non-condensing) in accordance with IEC 60068-2-30 |
| Mechanical Durability | Vibration resistance: 10-57Hz with 0.075mm amplitude (IEC 60068-2-6), Shock resistance: 147m/s² acceleration (IEC 60068-2-27) |
| Electrical Characteristics | Power consumption: 2.5W typical (3.0W maximum), Inrush current: 15A maximum for 5ms |
| Physical Dimensions | 30mm (width) × 98mm (height) × 87mm (depth) - NX series standard form factor |
| Weight Specifications | 200g ±10% (excluding accessories and packaging materials) |
| Certifications and Standards | CE Marked, UL Listed, cUL Listed, compliant with IEC 61131-2, RoHS compliant |
| Warranty Information | 1-year limited warranty from date of purchase under normal operating conditions (refer to Omron warranty terms for complete details) |
System Integration and Compatibility
The NX-DA3203 digital input module is designed for seamless integration with Omron's NX-series programmable logic controllers and I/O systems. The module features a standardized mechanical design that enables tool-less mounting on DIN rail (35mm) and supports backplane connection via Omron's high-speed NX bus interface. The screw terminal design accommodates wire sizes from 0.3mm² to 1.5mm² (AWG 22 to 16) for flexible field wiring options.
For optimal system performance, the module should be installed in control panels with adequate ventilation to maintain ambient temperatures within specified operating ranges. When planning system layouts, maintain minimum clearance of 50mm above and below the module for proper heat dissipation and service access.
