NX-AD4303 Analog Input Module, 3 Channels, 4-20mA, High Accuracy, PLC Integration
NX-AD4303 Analog Input Module, 3 Channels, 4-20mA, High Accuracy, PLC Integration
SKU:NX-AD4303
Package size: 14X13X7CMNX-AD4303 High-Performance Analog Input Module | Omron Industrial Automation
Product Overview
The Omron NX-AD4303 is a premium-grade analog input module engineered for demanding industrial automation applications. As part of Omron's renowned NX series, this module delivers exceptional signal processing accuracy and reliability in harsh industrial environments. The NX-AD4303 performs precise conversion of analog signals from various sensors and field devices into high-resolution digital data for seamless integration with programmable controllers. Its rugged construction and advanced isolation technology ensure stable operation in electrically noisy environments, making it ideal for mission-critical automation systems.
Key Features and Technical Specifications
- Multi-Channel Input: 4 independent analog input channels supporting both voltage and current signals
- Wide Input Range: Voltage inputs (±10V, 0-10V, 1-5V) and current inputs (0-20mA, 4-20mA)
- High Precision: 16-bit resolution for exceptional measurement accuracy
- Rapid Conversion: Ultra-fast 100µs per channel conversion speed for real-time monitoring
- Robust Isolation: Comprehensive channel-to-channel and channel-to-system isolation (250V AC for 1 minute)
- Compact Design: Space-saving dimensions of 32 × 98 × 90 mm (W×H×D) with only 200g weight
- Energy Efficient: Maximum power consumption of just 2.5W
- Industrial Durability: Operates reliably in temperatures from 0°C to 55°C with 30-85% RH (non-condensing)
- Warranty: Backed by Omron's standard 1-year manufacturer warranty
Industrial Applications
The NX-AD4303 analog input module is specifically designed for industrial automation systems requiring precise analog signal acquisition:
- Process Automation: Continuous monitoring of critical process variables including pressure, temperature, flow rate, and level in chemical, petrochemical, and pharmaceutical industries
- Manufacturing Systems: High-accuracy sensor interfacing for quality control, machine monitoring, and predictive maintenance applications
- Energy Management: Precise current and voltage measurement for power monitoring and optimization in industrial facilities
- Test & Measurement: Laboratory-grade signal acquisition for R&D and production testing equipment
- Building Automation: Integration with HVAC control systems for environmental monitoring and regulation
Detailed Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | NX-AD4303 (Omron genuine part) |
| Input Channels | 4 isolated channels |
| Signal Type | Voltage or current selectable per channel |
| Voltage Input Ranges | ±10V DC, 0-10V DC, 1-5V DC |
| Current Input Ranges | 0-20mA DC, 4-20mA DC |
| Input Impedance | Voltage: ≥1MΩ, Current: 250Ω |
| Resolution | 16-bit (1/65,536 of full scale) |
| Accuracy | ±0.1% of full scale (voltage), ±0.2% of full scale (current) |
| Conversion Speed | 100 microseconds per channel (all channels) |
| Isolation | Channel-to-channel: 250V AC, Channel-to-system: 500V AC |
| Power Requirements | 24V DC ±10%, 2.5W maximum consumption |
| Environmental Ratings | Operating temperature: 0°C to 55°C, Storage: -25°C to 65°C, Humidity: 30-85% RH (non-condensing) |
| Vibration Resistance | 10-57Hz: 0.075mm amplitude, 57-150Hz: 9.8m/s² acceleration |
| Shock Resistance | 147m/s² (3 times each in 6 directions) |
| Dimensions | 32mm (W) × 98mm (H) × 90mm (D) |
| Weight | 200 grams (0.44 lbs) |
| Warranty | 1-year manufacturer warranty |
| Compliance | CE, UL, cUL standards compliant |
