Detection gas:H2S
Range:0-100ppm
Detection Principle:Electrochemistry
Resolution:0.1ppm
Detection Accuracy:±2%F.S
Model:HNAG920-H2S
Detection gas:H2S
Range:0-100ppm
Detection Principle:Electrochemistry
Resolution:0.1ppm
Detection Accuracy:±2%F.S
Model:HNAG920-H2S
✔️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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Portable H2S Detector – Your Essential Safety Companion for Hazardous Environments
Portable hydrogen sulfide (H2S) detectors are critical for workers in oil & gas, wastewater treatment, and confined spaces. These compact, wearable devices provide real-time H2S gas detection with instant alarms, ensuring immediate response to dangerous exposure.
Q: What Are the Key Features of a Reliable Portable H2S Detector?
A: A high-quality portable H2S detector should offer:
1. Instant Alarms for Life-Saving Response
Audible (≥90dB) & Visual (LED) Alarms – Ensures alerts are heard in noisy industrial environments.
Vibration Alerts – Critical for workers wearing hearing protection.
2. Long Battery Life & Durability
18+ Hours of Continuous Use – Covers full work shifts without recharging.
IP67 Water & Dust Resistance – Withstands harsh conditions (e.g., offshore rigs, chemical plants).
Impact-Resistant Housing – Protects against drops in rugged work sites .
3. User-Friendly Data Logging
Stores Exposure History – Helps with OSHA compliance reporting.
Bluetooth/Wireless Connectivity – Some models sync data to smartphones or safety dashboards for real-time monitoring .
4. Compact & Wearable Design
Clip-On or Belt-Mounted – Allows hands-free operation for field technicians.
Lightweight (<200g) – Reduces fatigue during long shifts.
Who Needs a Portable H2S Detector?
Oilfield Workers – H2S is common in drilling and refining.
Wastewater Treatment Staff – Sewer gases often contain lethal H2S levels.
Confined Space Entrants – Tanks, silos, and pipelines trap H2S gas.
Emergency Responders – Firefighters and hazmat teams require rapid detection.
Choosing the Best Portable H2S Detector
Accuracy (0.1–10 ppm range) – H2S is deadly at just 100 ppm.
Calibration Requirements – Opt for models with easy bump-test functionality.
Industry Certifications – Look for ATEX, IECEx, or UL approvals for hazardous zones.
✔️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






Portable H2S Detector – Your Essential Safety Companion for Hazardous Environments
Portable hydrogen sulfide (H2S) detectors are critical for workers in oil & gas, wastewater treatment, and confined spaces. These compact, wearable devices provide real-time H2S gas detection with instant alarms, ensuring immediate response to dangerous exposure.
Q: What Are the Key Features of a Reliable Portable H2S Detector?
A: A high-quality portable H2S detector should offer:
1. Instant Alarms for Life-Saving Response
Audible (≥90dB) & Visual (LED) Alarms – Ensures alerts are heard in noisy industrial environments.
Vibration Alerts – Critical for workers wearing hearing protection.
2. Long Battery Life & Durability
18+ Hours of Continuous Use – Covers full work shifts without recharging.
IP67 Water & Dust Resistance – Withstands harsh conditions (e.g., offshore rigs, chemical plants).
Impact-Resistant Housing – Protects against drops in rugged work sites .
3. User-Friendly Data Logging
Stores Exposure History – Helps with OSHA compliance reporting.
Bluetooth/Wireless Connectivity – Some models sync data to smartphones or safety dashboards for real-time monitoring .
4. Compact & Wearable Design
Clip-On or Belt-Mounted – Allows hands-free operation for field technicians.
Lightweight (<200g) – Reduces fatigue during long shifts.
Who Needs a Portable H2S Detector?
Oilfield Workers – H2S is common in drilling and refining.
Wastewater Treatment Staff – Sewer gases often contain lethal H2S levels.
Confined Space Entrants – Tanks, silos, and pipelines trap H2S gas.
Emergency Responders – Firefighters and hazmat teams require rapid detection.
Choosing the Best Portable H2S Detector
Accuracy (0.1–10 ppm range) – H2S is deadly at just 100 ppm.
Calibration Requirements – Opt for models with easy bump-test functionality.
Industry Certifications – Look for ATEX, IECEx, or UL approvals for hazardous zones.

Model: HNAG920 Sampling Method: Pumping Suction and Diffusion Detection Principle: Electrochemistry Gas: Ethylene (C2H4) Range: 0-10ppm,0-50ppm,0-100ppm,0-200ppm. Resolution: 0.01ppm,0.1ppm. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction and Diffusion Detection Principle: Infrared NDIR Gas: Sulfur hexafluoride (SF6). Range: 0-1000ppm,0-3000PPM,0-5000PPM. Resolution: 1PPM. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction and Diffusion Detection Principle: Infrared NDIR Gas: Acetylene (C2H2). Range: 0-100%LEL Resolution: 0.1LEL. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction and Diffusion Detection Principle: PID Gas: Methyl Bromide (CH3Br). Range: 0 to 50/100/200/500/1000/2000/3000ppm Resolution: 0.01ppm;0.1ppm;1ppm. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction and Diffusion Detection Principle:Electrochemistry Gas: ozone (O3) Range: 0-50PPM,0-100PPM. Resolution: 0.01PPM,0.1PPM. Accuracy: ≤±2% F.S.

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Model: HNAG900 Sampling Method: Pumping Suction Detection Principle: Electrochemistry Gas: Chlorine Dioxide/CLO2 Range: 0-10ppm;0-1ppm. Resolution: 0.01PPM. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction Detection Principle: Electrochemistry Gas: N2 Range: 0-100%vol Resolution: 1%vol. Accuracy: ≤±2% F.S.

Category: Products Portable gas detector Portable gas detector Key words: Products Model: HNAG920 Measurement object: CO2/Ex/CH4/CO/H2S/O2/N2/NH3/CL2/H2/He/Ar/CH2O/O3/NO/NO2/SO2/C2H4O/PH3/COCL2/HBR/HCL/HCN/CLO2/SIH4/CH3BR/SO2F2/F2/HF/C2H2/CS2/SF6/C2H...

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Detection gas:O2/Oxygen Range:0-30%VOL (0-25%VOL) / 0-100%VOL Detection Principle:Electrochemistry Resolution:0.1%VOL/0.01%VOL Detection Accuracy:±2%F.S Model:HNAG920

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Model: HNAG900 Sampling Method: Pumping Suction Detection Principle:Electrochemistry Gas: ozone (O3) Range: 0-50PPM,0-100PPM. Resolution: 0.01PPM,0.1PPM. Accuracy: ≤±2% F.S.

Explore our fixed hydrogen chloride detector (HCl). It offers reliable and accurate detection of hydrogen chloride gas. With advanced technology, it can quickly sense HCl in various environments, ensuring safety. Ideal for industrial settings, chemical plants, and places where HCl gas may be present. Our detector is easy to install and operate, providing continuous monitoring and timely alerts. Protect your workplace and personnel from HCl hazards with our high - quality fixed detector.

Model: HNAG920 Sampling Method: Pumping Suction Detection Principle: Electrochemistry Gas: Hydrogen Fluoride (HF) Range: 0-10ppm,0-50ppm,0-100ppm Resolution: 0.01ppm,0.1ppm. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction and Diffusion Detection Principle: Electrochemistry Gas: Ethanol(C2H6O) Range: 0-10ppm,0-50ppm,0-100ppm,Custom Resolution: 0.01ppm,0.1ppm,1ppm. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction and Diffusion Detection Principle: Electrochemistry Gas: Ethylene (C2H4) Range: 0-10ppm,0-50ppm,0-100ppm,0-200ppm. Resolution: 0.01ppm,0.1ppm. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction and Diffusion Detection Principle: Infrared NDIR Gas: Sulfur hexafluoride (SF6). Range: 0-1000ppm,0-3000PPM,0-5000PPM. Resolution: 1PPM. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction and Diffusion Detection Principle: Infrared NDIR Gas: Acetylene (C2H2). Range: 0-100%LEL Resolution: 0.1LEL. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction and Diffusion Detection Principle: PID Gas: Methyl Bromide (CH3Br). Range: 0 to 50/100/200/500/1000/2000/3000ppm Resolution: 0.01ppm;0.1ppm;1ppm. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction and Diffusion Detection Principle:Electrochemistry Gas: ozone (O3) Range: 0-50PPM,0-100PPM. Resolution: 0.01PPM,0.1PPM. Accuracy: ≤±2% F.S.

Model: HNAG900 Sampling Method: Pumping Suction and Diffusion Detection Principle: Infrared NDIR Gas: Sulfur hexafluoride (SF6). Range: 0-1000ppm,0-3000PPM,0-5000PPM. Resolution: 1PPM. Accuracy: ≤±2% F.S.

Model: HNAG900 Sampling Method: Pumping Suction Detection Principle: Electrochemistry Gas: Chlorine Dioxide/CLO2 Range: 0-10ppm;0-1ppm. Resolution: 0.01PPM. Accuracy: ≤±2% F.S.

Model: HNAG920 Sampling Method: Pumping Suction Detection Principle: Electrochemistry Gas: N2 Range: 0-100%vol Resolution: 1%vol. Accuracy: ≤±2% F.S.

Category: Products Portable gas detector Portable gas detector Key words: Products Model: HNAG920 Measurement object: CO2/Ex/CH4/CO/H2S/O2/N2/NH3/CL2/H2/He/Ar/CH2O/O3/NO/NO2/SO2/C2H4O/PH3/COCL2/HBR/HCL/HCN/CLO2/SIH4/CH3BR/SO2F2/F2/HF/C2H2/CS2/SF6/C2H...

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Discover our Intrinsically Safe Carbon Monoxide Detector with Explosion Proof. Ideal for hazardous environments, it offers reliable CO detection. Built - in safety features prevent explosions, ensuring maximum protection. High - quality sensors provide accurate readings. Suitable for industrial sites, mines, and more. Keep your workplace safe with this top - notch detector.

Explore our fixed carbon monoxide detector with RS485 and 4 - 20mA interfaces. Ideal for continuous CO monitoring in industrial and commercial settings. It offers high - precision detection, reliable performance, and seamless integration with existing systems. Ensure safety and compliance with this advanced detector.

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