Model: HNAG920
Sampling Method: Pumping Suction
Detection Principle: Electrochemistry
Gas: N2
Range: 0-100%vol
Resolution: 1%vol.
Accuracy: ≤±2% F.S.
✔️It adopts a 32-bit microprocessor and is equipped with high-speed and high-precision processing circuits to achieve rapid and accurate measurement
✔️Reserve a USB interface externally. Use a USB cable to communicate with a computer to achieve data export and deletion
✔️It can be paired with up to 6 types of sensors, providing more flexible detection
✔️It comes with built-in buttons, allowing for easy parameter viewing, setting and other operations
✔️By modifying the coefficients, switching between different units can be achieved, such as ppm and mg/m ³
✔️The storage interval for historical data can be freely set
✔️It has the function of switching between Chinese and English for display
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Built-in high-precision nitrogen sensor and professional sound & light alarm, ensuring accurate and reliable N2 detection in hazardous industrial environments.
Q: Portable vs Fixed Skyeaglee Nitrogen (N2) Gas Detector
A: Skyeaglee portable nitrogen gas detectors and fixed nitrogen gas detectors are designed for different monitoring demands, both providing reliable safety protection in environments where N2 leakage or oxygen deficiency may occur. The key differences focus on mobility, installation, and application scenarios.
Mobility & Portability
Skyeaglee portable N2 detectors are compact, handheld or wearable devices for on-site mobile detection. They can be easily carried by workers to conduct real-time monitoring in temporary, changing, or confined spaces.Skyeaglee fixed N2 detectors are wall-mounted and permanently installed at key monitoring points to provide 24/7 continuous gas monitoring for fixed areas such as production workshops, storage rooms, and pipeline zones.
Installation & Maintenance
Portable detectors are battery-powered, requiring no wiring or complex installation. Maintenance mainly includes regular calibration and battery replacement.Fixed detectors need professional installation with power supply and signal wiring, and can be connected to a central control system. Routine maintenance includes calibration, sensor inspection, and system communication checks to ensure long-term stability.
Applications
Portable N2 detectors are widely used for personal safety protection in chemical plants, laboratories, electronics manufacturing, confined space entry, and emergency inspection.Fixed N2 detectors are suitable for regional continuous monitoring in nitrogen storage areas, food processing factories, metallurgical industries, and industrial production lines.
In summary
Skyeaglee portable nitrogen detectors provide flexible, on-the-go protection for individual workers, while fixed detectors deliver stable, all-day monitoring for entire areas.Users can choose according to their working scenarios, or use both types together to achieve full-coverage nitrogen safety management.

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