Portable pump-assisted diffusion-type hydrogen gas detector
Model: HNAG920-H2
Sampling Method: Pumping Suction and Diffusion
Detection Principle: Electrochemistry
Gas: H2
Range: 0-1000PPM,Custom.
Resolution: 1PPM.
Accuracy: ≤±2% F.S.
Product Description
✔️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/m3.
✔️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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Portable Hydrogen (H₂) Gas Detection Q&A - For Your Mobile Safety
Compact, handheld design with high-precision hydrogen sensor and tri-mode sound-light-vibration alarms, delivering real-time, reliable H₂ detection for on-the-go safety in hazardous mobile operations.
Q: What is a portable hydrogen gas detector used for?
A: A portable hydrogen (H₂) gas detector is an essential personal safety monitor designed for real-time, on-site detection of hydrogen gas leaks and concentration monitoring in mobile, field, and confined-space scenarios. Its core purpose is to provide instant, wearable gas monitoring and multi-alert warnings to prevent explosions, fires, and inhalation hazards, safeguarding personnel during inspections, maintenance, and field operations.
Widely used across hydrogen refueling stations, battery rooms, chemical plants, hydrogen storage areas, fuel cell facilities, laboratories, pipeline maintenance, and confined space entry, it continuously tracks H₂ levels in ambient air. When concentrations exceed preset safety thresholds (LEL/ppm), the device immediately triggers audible, visual, and vibration alarms to prompt quick responses such as evacuation, ventilation, or leak isolation.
By enabling early leak detection and rapid on-site alerts, portable H₂ detectors effectively mitigate explosion and toxicity risks, enhance personnel safety during mobile tasks, and support compliance with industrial safety standards for hydrogen-related operations.
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