HNAG920-NO2 Portable NO2 Gas Detector|Wide-Range Air Monitor
Model: HNAG920-NO2
Detected Gas: Nitrogen Dioxide (NO2)
Detection Principle: High-Precision Electrochemical Sensor
Detection Range:0-1ppm (special for atmospheric environmental monitoring),0-20ppm (150ppm),0-2000ppm,0-2000ppm (3000ppm)
Product Description
HNAG920-NO2 Portable Nitrogen Dioxide Gas Detector Overview
The HNAG920-NO2 is a professional handheld NO₂ gas detection device designed for on-site safety monitoring in industrial production, environmental protection, atmospheric monitoring and other scenarios. It adopts a high-precision electrochemical sensor, with fast response, high accuracy and strong anti-interference ability. The device supports both diffusion sampling and pump suction sampling (with a water trap filter), adapting to different detection environments.
High-Precision Electrochemical Detection Technology
Customizable Multi-Range Options
To meet the detection needs of different scenarios, this NO₂ gas detector provides 4 optional measurement ranges:
Ultra-low range 0-1ppm: specially designed for atmospheric environmental quality monitoring, suitable for ambient air NO₂ concentration detection
0-20ppm (150ppm): suitable for low-concentration industrial workplace monitoring
0-2000ppm: suitable for medium-concentration industrial process detection
0-2000ppm (3000ppm): suitable for high-concentration leak detection in industrial sites
User-Oriented Design for Field Operation
180° Auto Screen Rotation Function
To adapt to different viewing angles in special working environments, this NO₂ gas monitor is equipped with an automatic screen rotation function. The display can automatically rotate 180 degrees, so that operators can read data clearly whether holding the device upright or upside down, improving operation convenience and work efficiency.
Durable Housing & Ergonomic Structure
The device shell is made of PC + TPU composite material, which is drop-resistant, wear-resistant and has good anti-interference performance. It is equipped with multi-color LED indicator lights, a built-in buzzer and a one-key alarm button, realizing sound, light and vibration triple alarm mode, which can effectively warn on-site personnel when gas concentration exceeds the standard. The back is designed with a sturdy back clip, which is easy to carry and can be fixed on work clothes for hands-free operation.
Convenient Type-C Charging Interface
This nitrogen dioxide detector adopts a universal Type-C charging interface, which is compatible with common mobile phone chargers and power banks, making it convenient for charging in outdoor and field work scenarios. The built-in large-capacity lithium battery supports long-time continuous work, meeting the needs of all-day on-site detection.
Smart Data Management & Wireless Transmission
Multiple Wireless Connectivity Options
The HNAG920-NO2 gas detector supports a variety of wireless data transmission methods, including 4G, WiFi, Bluetooth and LORA, to meet data transmission needs of different scenarios. Real-time detection data can be synchronized to the computer monitoring platform and mobile phone APP, realizing remote monitoring and data management.
Mobile Viewing & Bluetooth Printing
Users can view real-time detection data, historical records and alarm information through the mobile APP, which is convenient for on-site data viewing and management. It also supports Bluetooth connection to a thermal printer to print detection reports on site, which is suitable for work inspection, data filing and other scenarios.
Complete Package & Standard Accessories
Each HNAG920-NO2 NO₂ gas detector is delivered with a high-strength aluminum alloy carrying case, which is shock-proof and drop-proof, convenient for transportation and outdoor carrying. The standard package includes the detector host, charging cable, user manual, calibration cover, back clip and other accessories, which can be used out of the box.
Frequently Asked Questions (FAQ)
What detection principle does the HNAG920-NO2 gas detector use?
The HNAG920-NO2 nitrogen dioxide detector adopts high-precision electrochemical sensor technology, which has the characteristics of fast response speed, high measurement accuracy and good stability, and is suitable for long-term on-site NO₂ concentration detection.
Can I choose the detection range of the NO2 detector?
Yes, we provide 4 optional detection ranges: 0-1ppm (for atmospheric monitoring), 0-20(150)ppm, 0-2000ppm, and 0-2000(3000)ppm. You can choose the appropriate range according to your actual application scenario.
What alarm methods does this portable NO2 detector have?
This NO₂ gas detector is equipped with triple alarm modes: sound (buzzer), light (multi-color LED indicator) and vibration. When the detected gas concentration exceeds the preset threshold, the device will trigger an alarm automatically. It also supports a one-key manual alarm function.
Does this NO2 gas monitor support data transmission and remote monitoring?
Yes, the HNAG920-NO2 supports multiple wireless transmission methods including 4G, WiFi, Bluetooth and LORA. Real-time detection data can be synchronized to the computer management platform and mobile phone APP to realize remote monitoring, data storage and historical data query.
What is the housing material of the detector? Is it suitable for industrial sites?
The detector housing is made of PC + TPU composite material, which is drop-resistant, wear-resistant and has good electromagnetic interference resistance. It is designed for industrial field use, and can adapt to various harsh working environments such as factories, mines, and chemical sites.
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