Nitrogen Purity Measurement

Product Description

Nitrogen Purity Analyzer Specification

1. General Description

A Nitrogen (N) Purity Analyzer designed for accurate measurement and monitoring of nitrogen purity levels in industrial and laboratory applications. Suitable for PSA nitrogen generators, cryogenic systems, and quality control processes.

2. Measurement Range

• Nitrogen Purity: 90.0% “ 99.999% (depending on application)
• Oxygen Concentration: 0.1 ppm “ 1% (as trace impurity)
• Other Impurities: Optional (e.g., CO, HO)

3. Measurement Technology

• Sensor Type:
  • Thermal Conductivity Detector (TCD)
  • Zirconia Oxygen Sensor
  • Paramagnetic Sensor (for O)
• Accuracy: ±0.1% of the full scale
• Repeatability: ±0.05% of the reading
• Response Time: ‰10 seconds

4. Operating Conditions

• Ambient Temperature: -10C to +50C
• Sample Gas Temperature: 0C to 45C (with sample conditioning)
• Sample Pressure: 0.5 “ 2 bar (typical)
• Relative Humidity: 0“95%, non-condensing
• Dust Filtration: Built-in or external filters for particles ‰5 µm

5. Display and Outputs

• Display: Digital or touch-screen interface for real-time purity readings
• Data Logging: Internal storage with USB/export capability
• Analog Outputs: 4“20 mA, 0“10 V
• Digital Communication: RS485, Modbus RTU, Ethernet, or HART
• Alarms: Configurable visual/audio alerts for critical thresholds

6. Power Supply

• Input Voltage: 110“240 VAC, 50/60 Hz or 24 VDC
• Power Consumption: ‰ 30 W

7. Certification and Compliance

• Standards:
  • ISO 9001:2015 Certified
  • CE Marking
  • ATEX or IECEx for hazardous environments (optional)
  • RoHS Compliance

8. Construction and Enclosure

• Material: Corrosion-resistant stainless steel or aluminum
• Enclosure Rating: IP65 for industrial environments
• Dimensions: Compact design (e.g., ‰300 x 200 x 150 mm)
• Weight: ‰ 5 kg
• Mounting Options: Wall, panel, or portable configurations

9. Applications

• PSA Nitrogen Generators
• Cryogenic Nitrogen Purification Systems
• Food and Beverage Packaging
• Pharmaceutical and Laboratory Use
• Electronics and Semiconductor Manufacturing
• Metal Fabrication and Heat Treatment

10. Optional Features

• Integration with SCADA/DCS systems
• Remote monitoring capability
• Dew point measurement
• Portable model for field use
• Heated sampling lines for specific applications