Your Professional Portable Gas Detector Supplier
Suzhou Huiwen Nanotechnology Co., Ltd is a high-tech company specializing in the development and production of advanced smart gas sensors and providing integrated gas detection solutions. At present, Our core products focused with gas sensors, detectors and high-end analyzers. For all products, we forces on quality, and innovation.
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Portable Gas Detector With Sound And Light Alarm Function...It can detect 1 ~ 4 kinds of gas at the same time, and the unit can be switched freely. Large capacity data storage function , Supports multiple storage modes, RS485 communication optionread more
Why Choose us
ODM/OEM Services Available
We are capable of providing both Original Design Manufacturing (ODM) and Original Equipment Manufacturing (OEM) solutions to meet diverse customer requirements.
Comprehensive Product Qualifications
Our company holds a wide range of international certifications and possesses the capability to obtain additional necessary certifications to fulfill global market demands and customer-specific needs.
24/7 Online Support
We provide round-the-clock online assistance, ensuring prompt and efficient responses to inquiries and technical support requests.
Specification
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Model |
GWE4B |
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Detection Gas |
Poisonous gas,oxygen gas,carbon dioxide,Flammable and explosive gases,TVOC and so on, Option:1 ~ 4 kinds of gas can be combined at random |
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Detection range |
0~1,10,100,1000,5000,50000,100000ppm,100mg/L,100%LEL,20%,50%,100%Vol |
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Resolution |
0.01ppm or 0.001ppm(0~10 ppm); 0.01ppm(0~100 ppm), 0.1ppm(0~1000 ppm), 1ppm(0~1000 ppm above), 0.01mg/L(0~100mg/L), 0.1%LEL, 0.01%Vol, 0.001%Vol. |
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Detection principle |
Electrochemical,catalytic combustion,infrared thermal conductivity,PID photoion can be customized based on customer request |
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Maximum permissible |
≤±3%F.S |
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Linearity |
≤±2% |
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Response time |
T90≤30s |
Repeatability |
≤±2% |
Uncertainty |
≤±2% |
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Working environment |
Temperature:-20~+55℃ -40~+70℃ Humidity: 10~95%RH |
Recovery time |
≤30s |
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Working power |
3.7VDC,4600mAh Large capacity rechargeable polymer lithium battery |
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Display type |
2.31Inch HD color screen |
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Alarm volume |
90~120db |
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Explosion-proof level |
IP65 |
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Explosion-proof mark |
Exia IIC T4 Ga |
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Size |
178×67×40mm(H×L×T) |
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Weight |
300g |
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Features of Portable Gas Detector




Employee Safety:
Portable gas detectors protect workers against dangerous gases. By instantly detecting gas leaks in industrial environments, they prevent risks such as poisoning, suffocation and explosion.
Multiple Gas Detection Capability:
Most portable gas detectors can detect multiple gases at the same time. This provides comprehensive protection against hazards from different types of gases. For example, the same device can monitor carbon monoxide, methane and hydrogen sulfide.
Compliance with Occupational Health and Safety Regulations:
Portable gas detectors are an important tool in complying with occupational health and safety regulations. These detectors can be used in areas where hazardous gases are present in accordance with legal regulations, supporting compliance.
Environmental Protection and Sustainability:
When released into the atmosphere, hazardous gases pose serious threats to the environment due to their long lifespan and extensive damage to the ecosystem. By detecting such gas leaks, portable gas detectors contribute to environmental protection and sustainability.
Role in Emergencies:
In emergencies such as fires, explosions or chemical accidents, portable gas detectors provide vital information. They help emergency responders make quick and accurate decisions and support the effective management of safe evacuation processes.
Application of Portable Gas Detector
Hemical industry: Places such as tanks, storage areas and systems are considered confined spaces. Such areas often contain explosive gases and substances, and poor ventilation can lead to serious hazards.
Oil and gas industry: Tanks, pipelines and wells in refineries are considered confined spaces. In these areas, there are risks such as overheating of explosive gases and lack of oxygen.
Mining: Mine galleries and shafts are also examples of confined spaces. In these areas, there are risks such as gas accumulation, inadequate ventilation and collapse.
Food and beverage industry: Fermentation tanks and storage silos are classified as confined spaces. Workers in these areas May face a lack of oxygen and harmful gases.
Waste water and water treatment plants: Wells, tanks and pipelines are classified as confined spaces. Workers in these areas face the risk of biological hazards and gas leakage.
Shipping and Payment Information
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Terms Of Payment |
We usually accept T/T, L/C, Paypal, Credit card, etc. If you prefer other payments terms, please feel free to discuss with us. |
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Shipping |
We offer various shipping methods, including sea freight, air freight, and express delivery, depending on the order size and destination. |
Certificates




FAQ
We're well-known as one of the leading portable gas detector manufacturers and suppliers in China. Be free to buy customized portable gas detector at competitive price from our factory. For quotation and free sample, contact us now.
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