High-purity hydrogen Analyzer

Product Description

2. Measurement Specifications

• Purity Range: 99.0% “ 99.9999% (ultra-high-purity hydrogen).
• Contaminant Detection:
  • Oxygen (O): 0.1“500 ppm
  • Nitrogen (N): 0.1“500 ppm
  • Carbon Monoxide (CO): 0.1“500 ppm
  • Carbon Dioxide (CO): 0.1“500 ppm
  • Methane (CH„): 0.1“500 ppm
  • Moisture (HO): 0.1“100 ppm
• Detection Limit: Down to 0.1 ppm for critical impurities.
• Accuracy: ±1% of full-scale reading.
• Repeatability: ±0.5% of reading.
• Response Time: <10 seconds (for 90% response).

3. Operating Conditions

• Gas Pressure: 1“10 bar (adjustable).
• Gas Flow Rate: 0.5“2.0 L/min.
• Operating Temperature: 0“50C.
• Relative Humidity: ‰85% (non-condensing).

4. Analyzer Technology

• Measurement Principle:
  • Thermal Conductivity Detector (TCD) for high purity.
  • Tunable Diode Laser Absorption Spectroscopy (TDLAS) for moisture and specific impurities.
  • Mass Spectrometer (optional for advanced applications).
• Sensors: Long-life, low-drift sensors for critical gases.
• Data Output: Real-time digital display and data logging.

5. Calibration and Maintenance

• Calibration Gas: Certified reference gases required for periodic calibration.
• Auto-Calibration: Optional feature with integrated calibration gas input.
• Maintenance Interval: Quarterly for sensor cleaning; annual calibration recommended.
• Sensor Lifetime: 5 years (typical, depending on application).

6. Communication and Interface

• Data Logging: Internal storage with USB or SD card support.
• Output: Analog (4-20 mA), RS485, Ethernet, and Modbus communication.
• Display: Touchscreen LCD with intuitive user interface.
• Connectivity: IoT-enabled for remote monitoring and diagnostics.

7. Safety and Certifications

• Explosion-Proof Housing: Certified for use in hazardous locations (ATEX, IECEx).
• Intrinsic Safety: Ensures operation in flammable environments.
• Standards Compliance:
  • ISO 14687: Hydrogen Fuel Quality
  • ASTM D7651: Hydrogen Purity Testing
  • SAE J2719: Fuel Quality for Fuel Cell Vehicles

8. Physical Dimensions and Power Requirements

• Dimensions: Compact design, e.g., 450 x 300 x 200 mm.
• Weight: ‰10 kg.
• Power Supply: 100“240V AC, 50/60 Hz or 24V DC.
• Mounting Options: Benchtop, rack-mounted, or portable configurations.

9. Applications

• Hydrogen fuel cell systems.
• Semiconductor manufacturing.
• Hydrogen production and delivery pipelines.
• Aerospace and automotive industries.
• Laboratory and research applications.