Handheld nitrogen detector measurement principle

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The DP-N2-3 Nitrogen Detector is a safe and reliable device designed for continuous monitoring of nitrogen levels in various environments. This instrument integrates advanced sensor technology from globally recognized manufacturers, ensuring fast response times, high accuracy, and excellent stability. Its performance is among the best in the domestic market, with customizable parameters that make it easy to use and highly adaptable to different needs. The device features a long-lasting nickel-metal hydride rechargeable battery, making it ideal for extended field operations.

The design includes a sleek, durable casing made from high-strength ABS engineering plastic, offering both aesthetic appeal and robustness. A digital LCD screen with backlight ensures clear and easy-to-read data, while a dual-level sound and light alarm system provides timely alerts based on user-defined thresholds. The built-in gas sampling pump enhances measurement accuracy and speed, making it suitable for real-time analysis in complex environments.

This detector is widely used in industries such as petrochemicals, industrial manufacturing, flue gas monitoring, wastewater treatment, pharmaceuticals, home environmental protection, and school laboratories. Whether you're working in a controlled lab setting or an outdoor field, the DP-N2-3 offers a compact, lightweight, and portable solution that doesn’t compromise on performance.

Technical specifications include:

  • Detection Gas: Nitrogen (Nâ‚‚), using an electrochemical sensor with a service life of 3–5 years.
  • Range: 0–100% VOL
  • Resolution: 0.01% VOL
  • Accuracy: ≤±1% (actual concentration, higher accuracy depends on the specific sensor)
  • Repeatability: ≤±1%
  • Response Time: ≤20 seconds (T90)
  • Linearity Error: ≤±1%
  • Recovery Time: ≤20 seconds
  • Detection Principle: Electrochemical
  • Zero Drift: ≤±1% (FS/year)
  • Display: LCD with backlight
  • Alarm: Dual sound and light alarm, ≤80 dB
  • Detection Method: Pumping, automatic pumping for real-time detection
  • Data Recovery: One-click restore to factory settings
  • Self-Diagnosis: System checks for battery, display, sensor, and hardware status
  • Protection Rating: IP65
  • Operating Temperature: -30°C to +70°C
  • Explosion Protection: Exia II CT6 (Intrinsically Safe)
  • Humidity: ≤95% RH (without condensation)
  • Dimensions: 134×61×32 mm (L×W×H)
  • Working Pressure: ≤100 KPa
  • Weight: 300g
  • Power Supply: 2800mA rechargeable lithium battery
  • Accessories: Packing box, manual, charger, optional special leather case

With its advanced features and user-friendly design, the DP-N2-3 Nitrogen Detector is an essential tool for professionals who require accurate, real-time gas monitoring in a wide range of applications.

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